About the Role

As a Field Technical Engineer at Insite Energy, youll play a key role in supporting the installation, maintenance, and smooth operation of heat network equipment across our clients developments and within residents homes. This includes working with HIUs, valves, meters, PAYG devices, and metering systems that keep modern heat networks running efficiently.

Youll be involved in installation and commissioning, fault diagnosis, and repair of in-property assets connected to centralised heat and cooling networks. The role combines technical expertise with customer interaction, working both on large multi-million-pound construction schemes and in occupied homes.

Key ResponsibilitiesInstallation & Commissioning

• Install and commission Insite prepayment and controlled credit systems.
• Use laptop/tablet devices to commission metering equipment and update records.
• Install IT gateways and RF equipment.
• Conduct site surveys and support the Installations Team with new system commissioning.
• Install, retrofit, and maintain multi-utility PAYG metering systems (including wiring, valves, mains spur, and commissioning).

Maintenance & Fault Resolution

• Diagnose and resolve on-site issues, liaising with other trades and main contractors.
• Replace, service, and maintain Heat Interface Units (HIUs) in occupied homes.
• Install, replace, and maintain MVHR units.
• Replace, service, and maintain fan coil units (FCUs) and cooling meters.
• Maintain in-property heating and cooling controls.
• Commission, service, and repair in-property heating and cooling systems.

Plantroom Work(training provided)*

• Deliver planned and reactive maintenance to plantrooms under contract.
• Carry out monthly inspections and condition reports.
• Replace pumps, valves, and other components as required.

Customer Support

• Provide reactive maintenance for equipment installed in homes or commissioned but not yet handed over.
• Liaise with clients, principal contractors, consultants, and subcontractors.

Location & Working Hours

• Full-time, 37.5 hours per week.
• Monday to Friday, working 7.5 hours per day between 08:00 and 20:00.

Required Skills & Attributes

• NVQ Level 2 (or equivalent) in plumbing and heating essential
• 18th Edition domestic wiring desirable (training available)
• CSCS card essential
• SMSTS or H&S qualification desirable
• First Aid training desirable
• Full UK driving licence essential
• Strong customer service mindset
• Able to work independently while contributing to team goals and sharing best practice

Why Work for Us?

At Insite Energy, youll be part of a growing, forward-thinking business at the forefront of heat network technology. Were committed to creating an environment where engineers can develop, thrive, and take pride in the impact they make.

What You Can Expect

• Investment in your development including specialist training on heat networks, plantrooms, PAYG systems, and electrical qualifications.
• A supportive team culture where collaboration, respect, and shared success are part of everyday work.
• Meaningful work helping residents and clients benefit from efficient, low-carbon heating and cooling systems.
• Career progression opportunities as our business and the heat network sector continue to grow.
• A company that values you your safety, wellbeing, and professional growth matter to us.

Benefits:

• Salary:Competitive base salary + KPI related bonus

• Vehicle:Company van included (personal usage permitted subject to tax and fuel charges)

• Holiday Allowance:25 days of holiday per year, plus English bank and public holidays, plus an additional day of Birthday leave.

• Pension Scheme:Employer pension contribution matched at 4%.

• Employee Assistance Programme (EAP):Free, confidential support available for personal and professional challenges.

• Corporate Social Responsibility (CSR) Programme:“DO RIGHT WITH INSITE” provides up to 2 paid days off per year for volunteering with company-led initiatives. Additional information can be viewedhere

• Social Events:Regular company social events, including an annual Summer Party and Christmas Party.

• This benefits package offers a vibrant and supportive work environment, with opportunities for professional growth, work-life balance, and community engagement.

About Insite

Established in 2009, Insite Energy is a dynamic, fast-growing company that provides services to heat network suppliers in the UK. The services provided include metering & billing of residential customers, the installation (and retrofit) of credit billed and pay-as-you-go equipment, and ongoing maintenance and management of the heat network schemes.

We pride ourselves on our commitment to working as one team to put the customer and client first, delivering a reliable, competitive, and professional service. We are tireless in our efforts to be the best at what we do, which is reflected in our Trustpilot rating. With just over 70 current employees, we are small but mighty, delivering more by working together.

At Insite Energy, we embrace diversity and inclusion. We value all backgrounds, identities, and experiences. We’re committed to providing equal opportunities for all and offering reasonable adjustments to ensure accessibility and inclusivity throughout the application process and in the workplace.

Our Values:

Community

Innovation

Excellence

Sustainability