Assystem Glasgow, Scotland, United Kingdom
Senior or Principal Process Engineer
Join Assystem’s multi-disciplinary engineering team supporting one of our major clients. You’ll work alongside Mechanical, Civil, Electrical, and Piping Engineers to ensure safe, compliant, and efficient design and operation of nuclear facilities.
Key Responsibilities
* 🧩 Develop, author, and maintain Infrastructure Design Substantiation documents
* 🛠️ Manage design changes and concessions, ensuring compliance with safety and regulatory standards
* 🧾 Prepare and present design justifications to client nuclear safety committees
* 🔧 Produce and maintain EIMT (Examination, Inspection, Maintenance & Testing) schedules and reports
* 📘 Contribute to Periodic Review of Safety reports and assessments
* 💬 Provide technical advice and guidance to internal and external stakeholders
* 🧠 Conduct Independent Technical Assessments (ITA) and Peer Reviews (IPR)
* 🧪 Apply advanced engineering methods and technologies in a high-hazard nuclear environment
* ✅ Review and approve technical reports, calculations, and safety case submissions
Qualifications
Essential Skills & Experience
* 🧾 Proven experience producing key Process Engineering deliverables – Basis of Design, Mass Balances, PFDs, P&IDs, Schedules, Datasheets, and Calculations
* 📚 Strong knowledge of British & European design standards and best practices
* ⚙️ Hands‑on experience across concept, detailed design, and construction stages (industrial and/or maritime projects preferred)
* 🧱 Skilled in design assessment of plant and equipment against potential hazards
* 🧩 Ability to produce robust technical justifications and documentation for design modifications in high‑hazard environments
* 🤝 Experience working on multi‑disciplinary engineering projects, providing key process input
Desirable Skills
* ☢️ Previous experience in high‑risk or nuclear environments
* 🔍 Familiarity with safety case development techniques (e.g., HAZID/HAZOP)
* 🏗️ Experience in the UK nuclear industry (energy or defence) – design and assessment of safety‑related systems and components
* 📖 Knowledge of UK & US nuclear regulations, codes, and standards
Qualifications & Training
Essential
* Minimum HNC (or equivalent) in a relevant engineering discipline
* Incorporated Engineer status or equivalent experience
* Willingness to complete a Nuclear Introductory Course within 6 months (if from a non‑nuclear background)
Desirable
* Engineering Degree (BEng/MEng)
* Chartered Engineer (CEng) status
Additional Information
Due to the nature of this role the successful candidate will require Security clearance. To gain this they will be required to be a Sole UK national, Hybrid working from home/Assystem Office.
Hybrid role with 2-3 days per week in the Client office in central Glasgow and occasional travel to the main Client site near Helensburgh.
Sole UK National, SC clearance required to start.
Umbrella contractor or staff; position.
Benefits
* Pension scheme (8% company contribution / 4% personal contribution)
* 25 days’ paid annual leave + bank holidays + option to buy or sell days
* Professional fees reimbursed
* Flexible working
* Employee referral scheme
Equality, Diversity & Inclusion
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.
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