Senior Facility/Project Engineer in Reading

Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements. Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions.

We are seeking experienced Facility / Project Engineers (1 x Mechanical, 1 x Control & Instrumentation bias). This is a delivery-focused, task-based role where you will play a critical part in ensuring safe, compliant, and efficient operations by resolving engineering challenges, improving assets, and bridging the gap between facility operations and project delivery.

Your Missions:

• Critical Asset Identification: Identify and define the minimum critical asset set required for successful decommissioning. Establish asset baselines and system dependencies down to subsystem level (e.g. electrical panels, utilities, controls). Enhance and build upon existing baseline data (avoiding duplication).
• Asset Condition & Risk Assessment: Conduct RAG (Red-Amber-Green) assessments of critical assets based on: Provide clear justification, assumptions, and risk identification for all assessments.
• Asset Improvement & Engineering Delivery: Define improvement actions for Amber/Red assets and key Green assets, including: Maintenance, repair, and refurbishment activities; Spares strategies and lifecycle planning; Modifications, replacements, or simplification (including COTS solutions). Apply a pragmatic, safety-led approach, focusing on efficient delivery rather than unnecessary like-for-like replacement. Clearly define recommended interventions, delivery timelines and responsible owners.
• Asset Improvement Plan Delivery: Rationalising engineering and maintenance activities; Identifying and isolating redundant systems; Implementing COTS solutions (e.g. lighting, utilities); Developing spares strategies for critical systems; Ventilation simplification and infrastructure decoupling. Prioritise work based on operational risk and business need. Deliver tasks across multiple live facility work fronts.

Qualifications (Skills, Experience & Qualifications):

• Minimum 10+ years’ experience in facility engineering and/or project engineering roles in operational environments within highly regulated industries (e.g. nuclear, defence, process).
• Proven ability to translate operational challenges into deliverable engineering solutions.
• Work effectively between operations and project teams.
• Experience supporting or undertaking Authorised/Area Control Manager (ACM) responsibilities.
• Experience within nuclear decommissioning or operations is highly desirable.
• Degree, HNC, or HND in a relevant engineering discipline (or equivalent experience).
• Membership of a recognised engineering institution (or working towards).
• Incorporated Engineer (IEng) status or working towards (desirable).
• Strong understanding of standards, compliance, and governance within regulated environments.

Please be aware that this role is 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.

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter! Bring your unique contributions and help us shape the future.