CS&A Principal Engineer
⚛️ Project Overview – Box Encapsulation Plant (BEP) The Box Encapsulation Plant (BEP) is a major nuclear construction project at Sellafield, Cumbria , forming a critical part of the Magnox Swarf…
UK jobs. Bigger possibilities.
168,000+ live jobsOn-site in Warrington·Full-time·Added today (last checked 23 Oct)



Nice to have
🏗️ Strong civil & structural drawing and detailing experience across a range of engineering projects
⭐ Previous experience delivering work for Sellafield (SL) is highly desirable.
**Security clearance**
This role requires the successful candidate to hold a minimum of a Security Check (SC) clearance without any caveats to that clearance.
NOTICE TO CANDIDATES ON RECRUITMENT FRAUD - We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment or ask for sensitive personal information during the recruitment process.
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.
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.
🚧 Lead CS&A Engineer
📍 Warrington
📄 Contract | Permanent
We're looking for a Lead CS&A Engineer to drive the design and delivery of temporary structures, enabling works, and site modifications on a major project.
🔹 Key Responsibilities
Apply online
Application review · With The recruiter
Pre-selection
Qualification by phone
Phone call
A phone qualification step.
Physical interview
With An HR manager and your future managers · In person
In-person interview with an HR manager and future managers.
Employment contract proposal
Access to the Applicant Portal
Candidate gets access to the Applicant Portal.
Onboarding programme
Implementation of the onboarding programme.
or browse Senior·Nuclear Engineering