ASSYSTEM
Senior Process Engineer
Warrington, England, United Kingdom
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hirly's read of this role
- Seniority
- Senior
- Country
- GB
- Work mode
- Remote-friendly
- First seen by hirly
- 6 Oct 2026
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the posting
As a Senior Process Engineer , you'll join Assystem’s renowned Nuclear Decommissioning Business Unit.
You’ll work on a variety of tasks, from asset care replacement to the design of new facilities. This critical work will help maintain vital sample analysis capabilities across nuclear sites.
- 🛠️ Leverage a wide range of skills: From technical process engineering deliverables to effective communication and strong reasoning abilities.
- 👫 Collaborate with a multi-disciplinary team: Effective interaction with different specialists is key.
- 🧪 Experience in nuclear environments: Knowledge of nuclear laboratories and process services is a plus.
- 🔍 Site Access: You’ll need to access active areas within Sellafield for inspection, observation, and record maintenance.
Essential:
- 🧑🎓 Chemical Engineering Degree
- 🏅 Chartered Engineer (or working towards)
- 🏗️ Knowledge of design including DSEAR, steam/gas delivery systems, PFDs, Basis of Design, and more.
Desirable:
⚙️ Experience with aging operational facilities, and delivering medium/small tasks during execution phases.
Due to the sensitive nature of this role, Security Clearance will be required. UK nationals are eligible to apply. We believe that diversity is essential for innovation and impactful solutions, and we encourage candidates from all backgrounds to apply.
💡 Join us and help shape the future of energy. Your talent is the key to driving change!
Ready to take the next step in your career?
Apply now and become a part of Assystem’s mission to deliver a sustainable, low-carbon future! 🌱
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.
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.
Listed on hirly, a job board. hirly is not the employer: ASSYSTEM is hiring for this role.
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