?? Senior Cyber Security Engineer (Assurance)

?? 12-month Contract | ?? Hybrid (Weekly onsite in Chippenham or Ashby-de-la-Zouch, UK)

My client is seeking an experienced Senior Cyber Security Engineer (Assurance) to support the secure delivery of mission-critical rail infrastructure systems. This role suits a hands-on OT cyber security specialist who can lead assurance activities across products and integrated solutions, from bid stage through to commissioning and in-service support.

?? Role Overview

You will act as the cyber security assurance lead, providing technical leadership across:

• ?? Security architecture
• ?? Threat & risk assessment
• ?? Standards & compliance
• ?? Security testing & validation
• ?? Assurance documentation

You’ll work closely with product, delivery, and customer security teams to ensure security is designed in, implemented, and assured throughout the engineering lifecycle.

?? Key Responsibilities

• ?? Lead cyber security assurance end-to-end (bid ?? design ?? build ?? test ?? commission ?? support)
• ?? Engage with customer security teams to align on strategy, assurance, and risk appetite
• ?? Define security requirements and design secure architectures (zones & conduits)
• ?? Perform threat modelling and risk assessments; define appropriate controls
• ?? Define and oversee security testing, including FAT, SAT, and penetration testing
• ?? Assess third-party components against security requirements
• ?? Represent cyber security at project reviews and stage gates

?? Skills & Experience

? Essential

• ?? Degree (or equivalent experience) in an engineering or technical discipline
• ?? Proven experience leading cyber security in OT environments
• ?? Strong hands-on knowledge of IEC 62443
• ?? Working knowledge of CENELEC standards
• ??? Strong communication and stakeholder engagement skills

? Desirable

• ?? CISSP, CSSLP, or CESG Certified Professional (CCP)
• ??? Experience mentoring engineers
• ?? Background in rail, utilities, industrial automation, or other safety-critical sectors

?? Interested? Apply directly to learn more.

Randstad Technologies is acting as an Employment Business in relation to this vacancy.