ASSYSTEM - United Kingdom

Experienced Senior Planner needed in Bury St Edmunds to lead complex energy, grid and power projects. Requires Primavera P6/MS Project expertise, grid connection knowledge and strong programme management skills.

Assystem seeks a Plant Layout Engineer in Derby to develop integrated layouts for Fusion and SMR programmes. Requires CAD/BIM skills (E3D, PDMS, Plant 3D), P&ID interpretation and SC clearance eligibility.

Assystem seeks a Senior/Principal Plant Layout Engineer in Newcastle to lead layout integration across Fusion and Modular Nuclear programmes. Requires extensive plant layout, piping and multidisciplinary engineering experience plus E3D or PDMS proficiency.

Assystem seeks a Senior/Principal Plant Layout Engineer in Warrington to lead plant layout and multidisciplinary integration on fusion and modular nuclear programmes. Requires extensive layout, piping and E3D/PDMS experience plus strong technical leadership.

Assystem seeks a Plant Layout Engineer in Warrington to develop integrated layouts for Fusion and SMR programmes. Requires CAD/BIM experience (E3D, PDMS, Plant 3D), P&ID interpretation and SC clearance eligibility.

Assystem seeks a Senior/Principal Plant Layout Engineer in Bolton to lead plant layout and multidisciplinary integration across Fusion and Modular Nuclear programmes. Requires extensive layout, piping and E3D/PDMS experience plus strong technical leadership.

Assystem seeks a CS&A Principal Engineer in Warrington to lead design and site engineering teams on the Box Encapsulation Plant at Sellafield. Requires chartered status (ICE or IStructE), nuclear sector experience, and strong structural design expertise.

Assystem seeks a Project Administrator in Helensburgh to manage document control, team communications and governance for Programme Euston. Requires strong MS O365, organisational and stakeholder engagement skills. Benefits include pension, 25 days' leave and flexible working.

Assystem seeks a Principal Nuclear Security Engineer in Glasgow to provide engineering assurance for security-related nuclear assets. Requires high-hazard regulated experience, SyAPs knowledge, and security case expertise.

Lead CS&A design and site engineering for a major nuclear JV in Warrington. Oversee structural design reviews, TQ/PP submissions and as-built documentation, with regular Sellafield site visits.

Join Assystem as a Commissioning Engineer - Environmental at Hinkley Point C in Bridgwater. Drive environmental compliance, risk assessment and safety controls on a landmark nuclear project. Degree in environmental discipline required.

Assystem seeks an organised Office Manager & Personal Assistant in Derby to be the central support for their office. Requires strong admin, MS Office and multitasking skills. Full-time role with a proactive, solutions-focused team.