Job Title: Principal Systems Engineer

Location: Chelmsford – Great Baddow. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role

Salary: Up to £75,900 commensurate with skills and experience. Part time & accruing hours available. Part time & accruing hours available’ Please let us know if you would like to discuss these options.

Put yourself into a dynamic Principal Systems Engineering role at the forefront of real world demands in the defence industry. Alongside ensuring operational excellence for our existing products, there will be the opportunity to develop next generation radar products to counter emerging threats and contribute to our strategy for new technology. Your new day-to-day will be exciting and diverse by applying the principles of Systems Engineering across the entire engineering development lifecycle as you join in developing radar systems used by those who serve and protect us.

What you’ll be doing:

• Developing novel solutions to evolving technical challenges and emerging issues for complex Radar Systems that our customers and end-user communities are facing
• Applying a breadth of knowledge, skills and experience of Systems Engineering principles, techniques and governance to steer and develop technical solutions and resolve engineering issues
• Conducting system design analysis to manage trade-offs of system parameters to characterise and specify robust product design
• Leading the decomposition of requirements to system and sub-system level and manage these in an approved toolset such as IBM DOORS Next
• Be a technical focus point with a holistic understanding of the system solution, leading analysis activities and system design decisions and providing guidance to own team
• Collaborating with specialists across different engineering disciplines including electronics, electrical, mechanical, software and radar subject matter experts to direct and realise overarching system design solutions
• Directing and undertaking system integration, test planning and execution
• Defining and articulating system acceptance strategies and acceptance evidence demonstrating system performance across a wide range of operational scenarios to internal and external stakeholders

Your skills and experiences:

• Experience of systems design, integration & test
• An understanding of Systems and Product lifecycles from concept through to delivery
• An understanding of a range of Engineering disciplines (Software, Mechanical, Electrical)
• An understanding of Radar Systems is desirable, although not essential if other complementary skills demonstrate a capacity to understand new technologies quickly and effectively
• Good inter-personal skills with the ability to communicate to all levels within the organisation and externally
• Experience of presenting both technical and non-technical information in a formal setting
• Degree (or equivalent) qualified in an engineering or science discipline

Benefits:

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Radar Systems Engineering team:

You will be working as a Principal Systems Engineer within our close-knit multi-function radar team of inter-disciplinary engineers, evolving our radar portfolio of existing and brand-new radar products to address emerging and future threats.

Join us and help shape the future of Radar technology!

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 27th February 2026

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-JP1

#LI-Hybrid

Description

Integration Test Engineer

Location: This is a Hybrid working role. Whiteley, Hampshire

Clearance Required: This role will require attainment and maintenance of SC clearance.

We are looking for a Integration Test Engineer to join our team to help us deliver a large-scale systems integration programme.

As part of an multi discipline team the successful candidate will be responsible for the delivery of test documentation and execution, as assigned by the Test Lead. The successful candidate will be responsible for interfacing with an international team, and with Customer stakeholders to design, create and execute tests. The role will require the ability to effectively communicate with all members of the team, ranging from technical personnel to programme leadership.

The role includes executing tests across a variety of software products, their interfaces and network & infrastructure configurations, and identifying and managing resulting defects.

What will I be doing?

• Generating Test Cases by reviewing of requirements and design documentation, liaising with SMEs
• Documenting of test results and any defects/reporting progress
• Investigating issues and working with suppliers to identify root cause and resolution
• Analysing data and test evidence from suppliers to show compliance to requirements
• Identifying improvements in new and existing processes
• Supporting Automation team to develop regression test pack

What does Leidos need from me?

• Min 2 years test experience (including ISTQB/ISEB Foundation Certificate in software testing)
• Ability to take part in testing in Fareham
• A good understanding of Testing Lifecycle and the different types of testing such as Functional, Non-Functional and Integration Testing
• Demonstrable systems integration experience including integrating 3rd party systems or components
• Good oral and written communication skills, confident in technical and non-technical discussions
• Good time management and organisational skills – ability to work with minimal supervision
• Enthusiastic, proactive, troubleshooting attitude with a willingness to learn new technologies
• Experience of creating Test Cases based on requirements and design documents

Who We Are:

Leidos UK & Europe – we work to make the world safer, healthier, and more efficient through technology, engineering and science.

Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation.

What Makes Us Different:

Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world.  You can inspire change.

Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team.  We have been empowering our people to work flexibly for years.  Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours.

People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

£36,900.00-£46,100.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Remote

Location: Portsmouth, Hybrid

Salary: 50k DOE

What you’ll be doing:

• Apply the systems engineering principles to support the design of systems through the entire engineering lifecycle
• Discern and decompose requirements to system and sub-system level
• Undertake system design decomposition and modelling to subsystem level
• Help to define and articulate acceptance strategies in order to verify requirement compliance
• Assist with technical reviews and verification of engineering technical design
• Collect and analyse real-world system data to understand performance, reliability, and usage patterns
• Analyse large, complex datasets

Your skills and experiences:

• Degree qualified
• Understands engineering life cycle principles and approaches underpinning design and development activities
• Demonstrates understanding, knowledge and experience of Systems Engineering
• Ability to perform data analysis on large, complex datasets using statistical methods (e.g MATLAB)
• Hands-on experience with complex, real-world systems

All successful Systems Engineers will be contacted within 2 working days of application

Job Title: CNC Miller programmer
Commutable from: Portsmouth
Salary: Up to 54k annually DOE plus overtime
Hours: 40 hours per week

Benefits:

Career Progression
Optional Overtime

Competitive salary

Great working environment

Client Overview

The Company is an established precision engineering company that design and manufacture products within the Aerospace industry.

The Role

Optima are looking for a skilled CNC Miller Machinist/ Programmer to join our Precision Manufacturing client based in Portsmouth. The CNC Machinist/Programmer will be responsible for producing machined parts by programming, setting up and operating a CNC machine, maintaining equipment and supplies for a highly reputable company.

The Candidate

• Experience in 5 axis experience.
• Experience in Heidenhain control.
• Programming not essential however would be preferred, (Hypermill)
• The candidate must be self-motivated and driven.
• Must have high attention to detail.
• Able to use a wide variety of measuring equipment.
• Good communication skills are also essential.

Apply:

To Apply for the CNC Miller programmer position, continue to complete the application, and one of our qualified consultants will be in touch.

Job Title: Combat Systems Engineer – External Communications

Location: Frimley, Filton, Portsmouth Broad Oak or Weymouth. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.

Salary: Negotiable depending on experience

What you’ll be doing:

• Capturing and agreeing technical requirements in accordance with company and programme processes
• Reviewing technical solutions against contractual requirements and regulations for compliancy
• Design documentation generated, captured, configured and controlled in accordance with company processes
• Design change requirements and documentation generated, captured, configured and controlled in accordance with company processes
• Captured and agreed input to appropriate Verification Cross-Reference Index (VCRI), Integration, Test, Evaluation and Acceptance Plans (ITEAP) and Qualification Plans
• Understand and interpret the User Needs, Concept of Operations (CONOPS) and Concept of Use (CONUSE) and be able to derive the technical and functional requirements for specific external communications systems
• Ensure design proving evidence is comprehensive, captured within the requirements management tools (IBM DOORS) and has been endorsed by the appropriate level of authority
• Understand the contractual and performance requirements for external communications systems and support the definition and associated acceptance criteria and events through design, build, integration, installation and commissioning LCM process using CADMID
• Understand and support the flow-down of requirements to suppliers and acceptance of their specific deliverables, ensuring it is captured and recorded appropriately
• Provide specialist technical support to shipbuilder installation, integration activities and commissioning activities (included in-service refitting authorities)
• Provide technical support to integrated performance and acceptance activities, including acceptance of equipment from suppliers through to system acceptance by the customer

Your skills and experiences:

Essential:

• Knowledge of external (over the air) communications systems in the maritime defence domain and have a comprehensive understanding of how such systems and associated activities interact with the overall platform (knowledge of the whole radio frequency spectrum, Data/Voice Communications and Systems Network Architecture). Platform and ideally sea experience in an operational, build, trials or in-service support environment in order to have gained an understanding of the operational needs and requirements of a Combat System, and to help be credible with the Customer and User
• Have good awareness of Product Safety and SHE
• Good communication skills and be able to interact with stakeholders

Desirable:

• Knowledge of the complete engineering lifecycle with some experience of operating in a number of phases of the Engineering Lifecycle

Benefits:

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The ECS (External Communications Systems) team:

You will be joining a tight knit and diverse team who are always looking to share their knowledge / expertise in this area. Challenges are met as a team, and this is an opportunity to both showcase your ability to engage with stakeholders and your collaborative skills.

This role will have you leading areas such as Requirements Management and Testing & Integration of equipment into wider systems across Submarines. This will give you exposure to a range of suppliers & customers. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 20th February 2026

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-AG1

#LI-Hybrid

Job role: Control Systems Engineer

Basic - 55,000 + Overtime + Yearly Bonus + Training Opportunities

Monday - Friday - DAY SHIFT

Our client, a leading specialist gas power company, with facilities across the country, are looking for a experienced control systems engineer to manage all site maintenance and installation of production machinery, automated Machinery, robotics, control systems.

The main responsibilities of the Control Systems Engineer will include.

• Ensuring all control, instrumentation, systems operate safely, efficiently, and reliably
• Performing maintenance, calibration, and troubleshooting of field instrumentation including pressure, temperature, flow, and level devices
• Installation, commissioning, and full setup of new equipment and control systems
• Control system programming and configuration (DCS, PLC, and associated safety systems)
• PLC setup, programming, modification, and troubleshooting
• Configuration and maintenance of HMI and SCADA systems
• Electrical fault finding on low, medium, and high-voltage auxiliary systems
• Electrical wiring, panel termination, and control cabinet modifications
• Supporting plant outages, shutdowns, and return-to-service activities

Skills / Experience / Qualifications Required:

• NVQ level 3 in an Electrical discipline
• 18th Edition
• Experience on PLC Systems and Relays.
• Experience as a Electrical Engineer / EC&I Engineer / E&I Engineer / Maintenance Electrician / Multi Skilled Engineer
• Experience of Electrical maintenance within any of the following backgrounds - Gas Generation / Manufacturing / Pharmaceuticals / Manufacturing / Chemical / Power Generation / Power Generation / Generator / CHP Units / Biogas

If you are interested in this Control Systems Engineer vacancy, please submit an up-to-date CV through this advert.

Job Title: Senior/Principal Naval Architect

Location: Barrow-in-Furness, Bristol, Portsmouth or Frimley. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role

Salary: Competitive

What you’ll be doing

• Conducting analysis and evaluations of submarine platforms manoeuvring performances from concept design to in-service support
• Undertaking the development, verification and validation of mathematical manoeuvring models using physical model test data
• Managing the generation of safe manoeuvring envelopes and supporting associated operator guidance
• You will be working with enterprise partners to develop the modelling capability, processes and toolsets for use to support our major programmes
• Working collaboratively with other naval architecture teams, systems teams, Active Vehicle Control system teams and propulsion engineers as well as customers and suppliers to deliver innovative and safe submarine solutions
• Supporting and conducting hydrodynamic sea trials such as depth and heading control, including test form development and post-trial data analysis

Your skills and experiences

Essential:

• Experience in the generation of ship or submarine manoeuvring modelling
• A strong understanding of hydrodynamic principles and methods
• Degree in Naval Architecture, Aeronautical Engineering, Mathematics, Physics or equivalent experience

Desirable:

• Hydrodynamic/aerodynamic design and evaluation experience
• Physical testing experience
• Chartered Engineer or working towards/ability to achieve

Benefits

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Vehicle Control team

As a Principal/Senior Naval Architect within the Vehicle Control team, you will be working alongside a team of experts within Naval Architecture and the Whole Boat Design Team in one of the largest and fastest growing Naval Architecture Departments in the UK. You will be working on some of the most complex ship design and build programmes ever undertaken to deliver cutting edge submarines to the Royal Navy and Royal Australian Navy. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 17th March 2026

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-CB1

#LI-hybrid

Communications & EW Resilience Engineer

Southampton / Portsmouth - Hybrid / Remote

Help build the communications and navigation systems that keep long-range autonomous aircraft flying - even under jamming, spoofing, and real-world EW threats.

We’re looking for a hands-on engineer who can take ownership of the full comms chain, from radios and antennas to integration, testing, and flight-proven performance.

What You’ll Do

• Build resilient GNSS and comms systems for autonomous UAVs
• Integrate radios, antennas, and multi-path links (RF, SATCOM, 4G)
• Mitigate jamming/spoofing and improve EW resilience
• Lead lab, ground, and flight testing - including controlled EW trials
• Track real-world EW tactics and apply them to system design

What You Bring

• STEM degree (2:1+)
• Experience delivering comms or EW-resilient systems
• Strong RF, GNSS, and system-integration skills
• Practical experience with radios, antennas, C/C++ or Python
• Delivery-focused mindset and ability to own multi-domain problems

Details

• Full-time, permanent
• Hybrid (Southampton / Portsmouth) or Remote

Location: Portsmouth (hybrid working 3 days on site 2 days from home)
Duration: 12 months duration
Pay: £50.79 ph PAYE + Holiday pay or £68.55 ph Umbrella
Inside IR35

Job Role
Working on the MIMESIS programme in the Simulation & Training function

Typical duties include (but are not limited to):
• Apply a breadth of knowledge, skills and Knowledge of Systems Engineering and company approaches, techniques and governance to design and develop solutions and resolve engineering issues and problems for a range of products and engineering situations, compiling technical reports and accompanying presentations as required
• Apply the Systems Engineering principles of ISO 15288 to the design and build of systems through the entire engineering lifecycle from requirement definition to system integration and customer acceptance into system support and disposal
• Apply the Systems Engineering and Software Engineering principles of ISO 15288 and ISO 12207 to the design of software-based Simulation Systems through the entire engineering lifecycle from requirement definition to system integration and customer acceptance into system support and disposal
• Undertake Simulation Systems equipment design, network design, and software design, including associated performance prediction and installation design
• Work independently under limited technical direction across a range of products and services, resolving common engineering problems
• Discern and decompose requirements to system and sub-system level and manage these in an approved toolset such as IBM DOORS Next
• Undertake system design decomposition and architectural modelling to subsystem level, including associated external and internal interface definition, and manage architectural models in an approved toolset such as CATIA Magic (Cameo)
• Undertake system integration, test planning and execution
• Contribute to definition of acceptance strategies in order to verify requirement compliance at specific levels of system design, supporting production of customer acceptance evidence
• Undertake technical reviews, verification and approval of engineering technical design and documentation in accordance with business, legislative and customer requirements
• Maintain a good working knowledge of contemporary Systems Engineering practices including Model Based Engineering, cyber security, safety procedures, and technologies used to realise simulated environments

Knowledge:
• Knowledge of requirements management (e.g. IBM DOORS Next) and configuration management
• Knowledge of working with large scale complex system designs
• Knowledge of integration of predominantly software-based systems, particularly with Commercial-Off-The-Shelf (COTS) platforms, technology and network functionality
• Knowledge of multiple phases of an engineering lifecycle and good knowledge of lifecycle models (e.g. Waterfall, Agile) and associated tools (e.g. JIRA)
• Knowledge of mathematical simulation tools/languages (e.g. Mathworks MATLAB, Simulink, Pearl, Python, MathCAD)
• Proven Ability of using a high level design methodology (e.g. UAF, NAF, TOGAF, SysML, UML) and the production of associated design artefacts, including documentation
• Knowledge of working with contemporary technologies and concepts e.g. MBE, MBSE, digital twins, simulated environments, AR/VR, AI/ML, IoT, etc.
• Demonstrates understanding, knowledge and Knowledge of Systems Engineering with a focus on software-based product development including knowledge of appropriate Systems Engineering and Software Engineering standards (e.g. ISO 15288 and ISO 12207 respectively)
• Prior Knowledge of simulation system or system modelling development

Field Engineer (Water / Sensor Technology)

Southampton, Onsite & WFH | Permanent | Competitive salary + bens

Im supporting a Southampton-based water technology business with the hire of a Field Engineer. This is a genuinely strong opportunity for someone with water industry experience who wants stability, variety, and a role where people are actually treated like adults. This team has hadno attrition in the last 3 years. Theyre busy, but theyre happy.

Why people join (and stay)

• Hands-on engineering work. Real installs, maintenance, troubleshooting.
• A supportive leadership team that plans work properly and listens.
• Sensible travel expectations that are discussed upfront.
• Long-term security with a growing, ISO-accredited business in the water space.
• Competitive pay, pension, and flexibility where possible.

A clear and honest view on travel

I want to be very transparent, as this often gets misunderstood.

• International travel: typicallyno more than once per month, with aroundone weeks notice.
• UK site travel: more frequent, usually13 days per week.
• Overnight stays: relatively rare, aroundtwice per month.
• Travel patterns are reviewed regularly and adjusted with individual needs in mind.

This is not a role where youre constantly away or thrown into last-minute travel. The company takes a pragmatic, human approach.

The kind of background that fits well:

• Field, service, or hands-on engineering experience
• Exposure to thewater industryis strongly preferred
• Comfortable working independently and dealing with customers on site
• Practical, organised, and solutions-focused

The work itself:

Youll be installing, maintaining, repairing, and supporting sensor systems in real-world water and environmental settings, working closely with internal technical teams and customers.

If youre a water industry Field Engineer who wants a role that’s stable, well run, and respectful of your time, this is definitely worth applying to.

There is a lot happening in Linux! Join our dynamic IT Defence team, where you will be responsible for all aspects of our Linux capabilities. This role offers exposure to business-as-usual operations, delivered services, and innovative project work. We welcome candidates with experience in Slurm or HPC and Ansible.

We have different level opportunities in this growing team, so dont shy away if you dont have all the skills.

You do need to be eligible for SC and DV Clearance.

Hybrid Fixed: 3 days per week on our Portsmouth OR Salisbury site, 2 days home working.

What you’ll be doing:

• Oversee and enhance Linux platform capabilities.
• Develop and maintain open-source and commercial tooling.
• Provide expert 3rd line technical support, mentoring, and fault resolution for 1st/2nd line teams.
• Act as a subject matter expert in Linux.

What we need from you:

• Extensive experience in large-scale Linux platform engineering and automation.
• Proficiency with Enterprise Linux OS (RedHat, CentOS, Oracle) to RHCE level.
• Familiarity with DevOps and automation tools (Terraform, Git, Ansible, Vault).
• Experience in building and securing Linux environments, including Kubernetes clusters (on-premise and cloud).

It would be great if you had:

• Network technologies (LAN, WAN, Cisco switching, Juniper and Fortinet security products) and working knowledge of TCP/IP networking.
• Database administration (MySQL, PostgreSQL, MariaDB or InfluxDB).
• Virtualisation management experience - VMware, XenServer, OpenStack or Hyper-V.
• Working knowledge of Openshift, Openstack.
• Secure LINUX and IPTablesI

If you are interested in this role but not sure if your skills and experience are exactly what were looking for, please do apply, wed love to hear from you!

Employment Type: Permanent
Location: Hybrid Fixed: 3 days in Portsmouth OR Salisbury.
Security Clearance Level: Eligible for SC and DV Clearance.
Internal Recruiter: Jane
Salary: To £Dependant on experience
Benefits: 25 days annual leave with the choice to buy additional days, health cash plan, life assurance, pension, and generous flexible benefits fund.

Loved reading about this job and want to know more about us?

?Sopra Sterias Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients. The work we do makes a real difference to the clients goal of National Security, and we operate in a unique and privileged environment. We are given time for professional development activities, and we coach and mentor our colleagues, sharing knowledge and learning from each other. We foster a culture in which employees feel valued and supported and have pride in their work for the customer, delivering outstanding rates of customer satisfaction in the UKs most complex safety- and security-critical markets.

Autopilot Software Engineer - Hybrid (Southampton / Portsmouth) Location: Southampton / Portsmouth (Hybrid working available) Contract: Full-time, permanent Sector: Autonomous Systems / Aerospace / Robotics Are you passionate about building advanced autonomy for next-generation unmanned aircraft? Join a high-growth engineering team developing large autonomous fixed-wing UAVs for logistics, humanitarian, and defence applications. You'll contribute directly to creating robust, reliable, and safe flight-control systems for real-world missions. About the Role We're looking for an Autopilot Software Engineer to help accelerate the development of our autonomy and flight-control capabilities. You'll work across embedded software, behavioural autonomy, flight-control logic, and the full testing ecosystem - from unit tests to real flight trials. Essential Requirements Professional experience in software engineering with strong embedded C/C++ skills Practical, applied understanding of aerospace control systems Ability to develop behavioural/application-level autonomy software Experience with version control ( Git ) within an agile team, including documentation Strong skills with STM32 microcontrollers and associated toolchains (IDEs, debuggers, compilers) Knowledge of low-level interfaces: CAN, SPI, IC, UART, PWM, ICU , etc. Complementary understanding of embedded hardware Ability to support a full testing ecosystem - from automated unit testing to flight testing Flexibility, ownership mindset, and ability to deliver high-quality, real-world-ready software Experience with open-source autopilot ecosystems (e.g., Betaflight, Ardupilot, PX4, MissionPlanner ) Nice to Have Background or interest in aviation or RC model aircraft Willingness and ability to travel, plus a driving licence and access to a vehicle Key Responsibilities Requirements capture and creation of technical specifications Development of safety-critical flight-control software to exceptionally high reliability standards Support test activities: automated unit tests, hardware-in-the-loop, field tests, and flight trials Assist with issue identification, debugging, and system-level fault investigation Employment Details Contract Type: Full-time, permanent Location: Southampton / Portsmouth area, with hybrid working available Department: Engineering TPBN1\_UKTJ

Systems Engineer (Milsatcom) - Shape the Future of Military Satellite Communications

Location: Portsmouth, UK

An opportunity has arisen for a Systems Engineer to join a leading Defence & Space organisation, working on Military Satellite Communications (Milsatcom). The successful candidate will be part of a team of Lead Systems Engineers and Architects, contributing to diversified and future-looking programmes.

The Systems Engineer will play a key role in defining system architectures for upcoming tender opportunities with the UK MOD (Skynet Enduring Capability) and other Milsatcom programmes-covering the space, control, and ground segments. This is a chance to be directly involved in the next wave of technologies shaping secure satellite communications.

Key Contributions

• Capture and define requirements from stakeholder needs through to sub-systems, ensuring traceability and verification.
• Support Verification, Validation & Test (VV&T) activities.
• Lead ground system architectural design definition and trade-off analysis.
• Collaborate with Engineering Leads and Partners in integrated working groups to define segment and sub-system architectures.
• Provide technical inputs for proposals and act as Solution Lead during customer and internal governance reviews.
• Offer technical support to bidding teams and contribute to project planning, scheduling, and cost activities.
• Keep stakeholders informed on progress and resolve technical challenges.

Candidate Profile

• Degree (or equivalent) in Electronic Engineering, Computer Science, Telecommunications, or related discipline.
• Experience in the design, integration, and deployment of end-to-end digital telecommunications systems (Milsatcom experience desirable), covering space, control, and ground segments.
• Familiarity with Waterfall and Agile methodologies.
• Expertise in defining solutions within an Architectural Framework using Model-Based Systems Engineering (MBSE) tools (EA experience a plus).
• Strong customer and partner engagement skills.
• Working knowledge of satellite platforms and payloads, satellite control, mission control, and network control.
• Excellent presentation and writing skills.

Why This Role Matters

This is more than just a job-it’s an opportunity to engineer history. The Systems Engineer will be part of programmes that set the standard for secure communications, with direct impact on national defence and the evolution of space-based networks.

This vacancy is being advertised by Belcan

Autopilot Software Engineer - Hybrid (Southampton / Portsmouth) Location: Southampton / Portsmouth (Hybrid working available) Contract: Full-time, permanent Sector: Autonomous Systems / Aerospace / Robotics Are you passionate about building advanced autonomy for next‑generation unmanned aircraft? Join a high‑growth engineering team developing large autonomous fixed‑wing UAVs for logistics, humanitarian, and defence applications. You'll contribute directly to creating robust, reliable, and safe flight‑control systems for real‑world missions. About the Role We're looking for an Autopilot Software Engineer to help accelerate the development of our autonomy and flight‑control capabilities. You'll work across embedded software, behavioural autonomy, flight‑control logic, and the full testing ecosystem - from unit tests to real flight trials. Essential Requirements Professional experience in software engineering with strong embedded C/C++ skills Practical, applied understanding of aerospace control systems Ability to develop behavioural/application‑level autonomy software Experience with version control (Git) within an agile team, including documentation Strong skills with STM32 microcontrollers and associated toolchains (IDEs, debuggers, compilers) Knowledge of low‑level interfaces: CAN, SPI, I²C, UART, PWM, ICU, etc. Complementary understanding of embedded hardware Ability to support a full testing ecosystem - from automated unit testing to flight testing Flexibility, ownership mindset, and ability to deliver high‑quality, real‑world‑ready software Experience with open‑source autopilot ecosystems (e.g., Betaflight, Ardupilot, PX4, MissionPlanner) Nice to Have Background or interest in aviation or RC model aircraft Willingness and ability to travel, plus a driving licence and access to a vehicle Key Responsibilities Requirements capture and creation of technical specifications Development of safety‑critical flight‑control software to exceptionally high reliability standards Support test activities: automated unit tests, hardware‑in‑the‑loop, field tests, and flight trials Assist with issue identification, debugging, and system‑level fault investigation Employment Details Contract Type: Full‑time, permanent Location: Southampton / Portsmouth area, with hybrid working available Department: Engineering

You will take ownership of sophisticated ship simulation technology and shape the future of real-time 3D maritime environments. This role offers the chance to influence high-performance software used globally for critical navigation and incident reconstruction. The essentials British born sole UK nationality is required for this position Eligibility to obtain and maintain Security Check (SC) clearance five years residency in the United Kingdom Strong professional background in C++ development Your rewards include private medical insurance with full family coverage and a comprehensive benefits package designed to support your long-term wellbeing. The work Lead the development of high-performance ship manoeuvring and training software. Design and implement advanced seakeeping algorithms to enhance simulation realism. Create immersive 3D synthetic environments using OpenGL within a Windows ecosystem. Provide technical oversight for a state-of-the-art simulator suite based in Fareham. Work alongside specialists in naval architecture and artificial intelligence to solve complex engineering problems.Your profile Extensive experience in C++ development within Visual Studio environments. Proficiency in OpenGL or transferable skills from Vulkan or DirectX. Solid understanding of 3D mathematics including physics and vectors. At least three years of professional software engineering experience. Familiarity with TCP/UDP sockets or MFC is highly desirable. Aptitude for learning new technologies and adapting to complex technical challenges.Benefits and balanceThe employer supports you through a range of practical rewards: Enhanced pension scheme to secure your future. Annual wellbeing fund to support your personal hobbies and interests. Payment of professional subscriptions to aid your career development. Access to retail vouchers and discounts for everyday savings. Flexible working culture that trusts you to manage your own schedule.Location and setup The role is based in Fareham with a hybrid working pattern requiring one day per week on-site to access the simulator suite. Equal opportunities We represent an employer committed to diversity and inclusion where every applicant is assessed on merit and technical potential. Share your profile to arrange a short confidential call this week. You will be represented by a specialist technical recruiter who will guide you through each stage of the process. Due to the nature of work at our client’s site, these vacancies are only open to sole British Citizens who hold SC clearance or can obtain it. This is a permanent role. Electus Recruitment Solutions provides specialist engineering and technical recruitment solutions to high-technology industries. Thank you for your interest. If you do not hear from us within seven working days, please presume your application has been unsuccessful on this occasion. You may resubmit your CV or details in the future, and we shall assess your suitability then

Our client is seeking a seasoned Senior Systems Engineer to join their team. This is a hybrid role based in Broad Oak, combining on-site work with the flexibility of remote days. The successful candidate will play a pivotal role in enhancing maritime engineering solutions, ensuring the highest standards of systems engineering within complex projects.

Job Requirements

The ideal candidate should possess the following:

• Experience in systems engineering.
• Strong analytical and problem-solving skills.
• Understanding of systems design, integration, and validation.
• Excellent communication and teamwork abilities.
• Ability to work on-site 3-4 days a week as part of a hybrid arrangement.

Key Responsibilities

As a Senior Systems Engineer, you will be responsible for:

• Leading the design and integration systems.
• Conducting system validation and verification processes.
• Collaborating with multidisciplinary teams to ensure project success.
• Ensuring compliance with security protocols and industry standards.
• Providing technical guidance and mentorship to junior engineers.
• Managing stakeholder requirements and expectations.
• Documenting engineering processes and maintaining accurate records.

About the Role

This role is offered on a fixed-term basis for 12 months, with the potential for extension. It requires significant experience in engineering, particularly within the defense sector.
If you are a motivated and experienced systems engineer looking to make a substantial impact within the maritime industry, we encourage you to apply now.

Data Cabler - South East - £35,000 - Great Opportunity!

Location: Portsmouth (Covering the South East)
Salary: £35,000 + Company Car + Tools Provided

An established and growing communications provider is looking for an experienced Data Cabler to join their team, operating across the South East of England. Based out of the Portsmouth office, you ll be responsible for delivering high-quality structured cabling installations across a range of client sites.

This is a fantastic opportunity to join a professional and well-supported team, with a company vehicle and all tools provided.

The Role:

Installation, termination and testing of structured cabling (Cat5e, Cat6, Cat6a, Fibre)
Working on commercial sites across the South East
Fault finding and resolving cabling/network issues
Trunking, containment and cabinet work
Ensuring projects are delivered to high standards and within timeframes
Liaising with clients on-site in a professional manner

Requirements:

Proven experience as a Data Cabler
Strong knowledge of structured cabling installations
Experience with testing and certification equipment
Full UK Driving Licence and CSCS Card (essential)
Strong work ethic and ability to work independently or within a team

Package:

£35,000 basic salary
Company car
All tools provided
Monday to Friday working pattern
Opportunity to join a growing communications business

The client is looking to fill this opportunity immediately, so please apply ASAP or feel free to drop me an email with any questions to . com.

SER-IN

Fire & Security Engineer - Service & Install

Southampton, Winchester & Hampshire Areas
38,000 - 45,000 Basic DOE + On-Call + Vehicle

A well-established and highly respected Fire & Security solutions provider is seeking a dedicated Fire & Security Engineer to join their expanding technical team. Based in the South & South-East, this business has built a strong reputation for exceptional service delivery, quality workmanship and technical excellence across both commercial and residential projects. Engineers are fully supported with training and development, and the organisation prides itself on professional delivery and long-term client relationships.

The Role

You will be tasked with both installation and service / maintenance work across Fire Detection, Intruder, CCTV and Access Control systems within the Hampshire region and surrounding areas. This is a varied field role ideally suited to someone who enjoys both service calls and installation work. If you are currently more installation or more service focused but willing to grow your skillset, this role would suit you.

Key Responsibilities

• Install, service and maintain Fire alarm systems (addressable and conventional)
• Install and service Intruder alarms, CCTV and Access Control systems
• Fault finding and remedial work
• Planned preventative maintenance and reactive call-outs
• Complete accurate job documentation and reporting
• Deliver professional customer service on every site visit
• Participate in an on-call rota when required

What You’ll Need

• Prior experience in Fire & Security engineering or a strong electrical background with desire to specialise
• Ability to fault find, install and maintain electronic security systems
• A willingness to learn and develop skills across disciplines
• Full UK driving licence and ability to travel across the role patch
• Positive and professional attitude with good communication skills

What’s On Offer

• 38,000 - 45,000 basic depending on experience
• On-call allowance
• Brand new company vehicle, fuel card and tools provided
• Work that is a mix of commercial and residential sites
• Strong support, training and progression opportunities
• Stable, long-term workload with variety of system types

This is a genuine opportunity for someone looking to build a career in Fire & Security with a supportive and growing employer known for quality delivery and technical standards.

YOU MAY BE A; Junior Fire & Security Engineer, Trainee Fire & Security Engineer, Fire Alarm Engineer, Security Engineer, Service Engineer, Installation Engineer, Electrical Engineer, Apprentice Engineer

INDAV

Systems Engineer Broadoak(Portsmouth) or Cowes(Isle of White) Hybrid 45,000- 55,000+Bonus

My client a multinational defence organisation are looking for a Systems Engineer to join their team based in either Broadoak or Cowes.

What you’ll be doing:

• Apply the systems engineering principles of ISO 15288 to support the design of systems through the entire engineering lifecycle from requirement definition to system integration and customer acceptance into system support and disposal
• Discern and decompose requirements to system and sub-system level and manage these in an approved toolset such as IBM DOORS Next
• Undertake system design decomposition and modelling to subsystem level, including associated external and internal interface definition, and manage architectural models in an approved toolset such as CATIA Magic (Cameo)
• Help to define and articulate acceptance strategies in order to verify requirement compliance at each appropriate level of system design, supporting production of customer acceptance evidence
• Assist with technical reviews and verification of engineering technical design and documentation in accordance with business, legislative and customer requirements
• Collect and analyse real-world system data to understand performance, reliability, and usage patterns, using analytical techniques and tools to drive evidence-based improvements and inform system design decisions
• Analyse large, complex datasets as part of system engineering tasks, applying statistical techniques, scripting, and visualization tools to identify trends, troubleshoot issues, and inform design and operational decisions

Your skills and experiences:

• Degree qualified or equivalent, in a technology, engineering or science related discipline
• Understands engineering life cycle principles and approaches underpinning design and development activities and be capable of systems thinking, applying holistic approaches to complex problems
• Demonstrates understanding, knowledge and experience of Systems Engineering
• Ability to perform data analysis on large, complex datasets using statistical methods, scripting languages (e.g. MATLAB), and data visualization tools to extract insights and support system-level decision-making
• Hands-on experience with complex, real-world systems to collect, validate, and interpret operational data is desirable

To apply for this role please send your CV to Peter Bibby on the email address below

Permanent Electronics Systems Engineer

Location: Southampton (Hybrid Flexibility)

Salary: 40,000 + Milestone Bonuses + Share Options

I am representing a high-growth company that is currently redefining the boundaries of portable quantum technology. Following a major research contract win, they are looking for a hands-on Electronics Systems Engineer to them

This is a “UK eyes only” role due to the nature of the projects. It is an ideal move for an engineer who thrives in a fast-paced R&D environment.

The Role: Impact & Responsibility

You will be at the heart of the design and optimisation of advanced electronics for miniaturised cold atom systems.

• Systems Design: Collaborate with scientists to translate complex quantum requirements into high-performance electronic hardware.
• Circuit Development: Own the full lifecycle of low-noise analog and digital circuits, from initial concept to PCB layout and prototyping.
• Control Systems: Implement and refine data acquisition systems for experimental hardware.
• Hardware Optimisation: Debug and optimise complex electronic systems to ensure mission-critical reliability.
• Cross-Disciplinary Work: Integrate next-generation quantum devices with robust electronic control platforms.

Essential;

• Education: BSc/MSc in Electrical or Electronics Engineering (PhD or Systems Engineering background is highly valued).
• Experience: 3+ years of commercial experience in high-performance electronics design and prototyping.
• Technical Skills: Strong proficiency in analog & digital circuit design and PCB layout.
• Preferred Tech: Experience with GHz RF circuits or high-speed digital systems is highly desirable.
• Domain Interest: A background (or interest) in cold atom physics, FPGA development, or quantum sensors/computing.

Package

• Financial: Competitive 40k base + guaranteed bi-annual milestone bonuses (paid June & Dec) + equity/share options.
• Growth: Bi-weekly knowledge-sharing sessions, dedicated training budget, and annual performance/salary reviews.
• Benefits: 26 days annual leave
• Culture: A collaborative, science-led environment with regular team outings and opportunities for overseas travel.

To Apply: If you are looking to move into the quantum sector with a business that is actually delivering hardware to market, please apply with your CV and I’ll be in touch to discuss.

As a Systems Engineer, you will operate in a customer-facing role, helping to deliver a broad range of complex and challenging technical programmes focused on mission-critical solutions for government and security-focused customers. You will act as a trusted advisor, in a role that demands integrity, diplomacy, and determination, with a wide variety of responsibilities.

We are a leading technology and engineering organisation, working across security, defence, and intelligence domains. We collaborate closely with our customers to solve complex and unique challenges by bringing the physical and digital together.

Key Responsibilities

• Acting as technical lead and design authority for teams researching, designing, implementing, and supporting products and delivered solutions
• Supporting the development of business cases and applications for product investment, aligned to a defined product roadmap
• Applying system design skills across multiple business areas and technologies, including electronic warfare, RF cyber, applications, middleware, and radio systems
• Providing technical decision-making, problem-solving, and direction to engineering teams
• Leading technical aspects of bids and producing senior-level technical documentation
• Planning Integration, Validation, and Verification (IV&V) activities to de-risk delivery
• Planning and executing domestic and international system installations and integrations
• Engaging with stakeholders to build consensus on solution viability, benefits, risks, and decision support

Key Requirements

• Experience across system engineering lifecycles, including tailoring and planning
• Working with commercial managers and external contractors to deliver system installation and deployment at customer locations
• Chairing and contributing to technical and design reviews
• Requirements elicitation and management
• Risk and opportunity management
• Configuration management and baseline development throughout the lifecycle
• Knowledge and understanding of Electronic Warfare and, ideally, both military and civil communications systems
• Appreciation of hardware, firmware, and software, including SDRs, high-speed ADCs, and RF subsystems
• Understanding of production environments, including design and maintenance of manufacturing equipment and test fixtures
• Experience with product qualification, safety, and regulatory sign-off
• Awareness of environmental regulations and legislation
• Knowledge of EMC regulations and control techniques, working with specialists through to sign-off

If you have experience in adjacent domains such as communications systems or radar, you are encouraged to apply, as opportunities for cross-training and development are available.

About the Organisation

Built on decades of heritage, the organisation offers specialist expertise in sensors, communications, cyber, and data-driven technologies including AI and machine learning. We enable organisations to think and act differently by delivering insights from complex, multi-layered data.

We are on an ambitious growth journey, having significantly expanded in recent years with plans for continued growth. Every individual counts. We push technical boundaries together, reinvest in innovation, and empower our people to make a difference.

You’ll work from a site set in a countryside location in southern England, offering a calm, non-corporate environment with on-site facilities and good transport links.

We believe everyone has a responsibility to create an environment where people can bring their whole self to work - with the time, trust, and freedom to succeed. We are committed to Equal Opportunity, Diversity, and Inclusion, and strive to maintain a friendly, creative, and supportive workplace for a diverse workforce and those with additional needs.

Benefits and Perks

• Flexible working hours to support work-life balance
• Annual bonus linked to company performance and individual contribution
• Private medical insurance, including cover for existing conditions
• Competitive annual leave plus bank holidays, with options to buy or sell leave
• Employee savings and share participation schemes