About this role

Company Description

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.Β 

Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management and digital solutions.

Job Description

Senior Piping Engineer

Warrington

Staff or Contract (Inside IR35)

To produce engineering design work packages (specification, drawings, analysis, verification or assessment of engineering) that satisfy the legal and functional requirements along with the associated performance conditions to the agreed time, cost and quality.

Experience working within an asset care delivery function on operational facilities, with experience supporting the implementation of asset care projects during construction/installation/commissioning, and responding to Engineering Queries and Fault Observations
Familiarity and experience of working and complying with applicable Sellafield Practices, Processes, Engineering Standards, and Engineering Guides.

Qualifications

πŸŽ“ Degree in Mechanical Engineering with a minimum of 5 years’ design delivery experience OR other qualification such as HNC/HND with 10+ years’ design delivery experience
🏭 Experience working within a highly regulated industry, preferably nuclear
πŸ› οΈ Proven ability to deliver safe, fit-for-purpose, fully integrated and operable design solutions that meet product requirements
πŸ“„ Experience producing design deliverables (product requirement specs, technical reports, calculations, drawings/layouts, installation method statements, risk assessments, design substantiation)
πŸ”© Experience in mechanical piping design with knowledge of relevant standards and legislation (e.g., ASME B31.3, PER, PSSR)
βš™οΈ Familiarity with machine design and mechanical handling, including regulations (e.g., Supply of Machinery (Safety) Regulations, LOLER, PUWER)
πŸ“ Familiarity with British and ISO Standards and compliance requirements
🀝 Ability to liaise with stakeholders across diverse technical and non-technical backgrounds
πŸ‘₯ Experience working in integrated, multi-disciplinary design teams
πŸ” Experience in peer reviewing/checking reports, drawings (proposal & detail), and supporting calculations
πŸ‘¨β€πŸ’Ό Experience leading a team of Designers in producing layouts, GAs, isometrics, fabrication drawings, etc.

Additional Information

Whilst we encourage applications from all nationalities, Assystem within the UK are subject to security and export control restrictions due to the nature of work to be undertaken.β€―β€―
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These restrictions mean that factors including your nationality, any previous nationalities you have held, and/or your place of birth may limit those roles that you can perform for the organisation.β€―

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.

Frequently Asked Questions

Is the salary disclosed for the Senior Piping Engineer position at assystem?
The salary for this Senior Piping Engineer role at assystem is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Senior Piping Engineer position at assystem located?
This Senior Piping Engineer role at assystem is based in England, Warrington, Warrington, England, United Kingdom, gb. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Senior Piping Engineer role at assystem full-time or part-time?
This is listed as a Full time position. It is posted as a Senior Piping Engineer role at assystem.
How do I apply for the Senior Piping Engineer position at assystem?
Click the "Apply Now" button on this page. You will be redirected to assystem's official application portal hosted on smartrecruiters where you can submit your application directly.
When was the Senior Piping Engineer job at assystem posted?
This Senior Piping Engineer position at assystem was posted on Jun 1, 2026. Apply as soon as possible β€” early applications are often reviewed first.
Senior Piping Engineer
assystem
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