Lead Infrastructure Engineer

Assystem is an international company with one mission: accelerate the energy transition around the world.



Every day, our 7,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy.



We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition.



Drawing on more than 55 years' experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimise the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked third in the world for nuclear engineering.



To ensure a viable, efficient, and reliable energy future for all.

Your Mission:

This role will be to lead teams to deliver key infrastructure-related engineering activities. You will coordinate across electrical, mechanical, and civil disciplines, supporting the organisation  in the planning, supervision, and review of design documentation. The role includes managing technical interfaces and ensuring effective integration with both internal and external stakeholders.

• Key Responsibilities:

• 🛠️ Lead multi-discipline engineering coordination
  
  Chair design reviews, working groups, and meetings with consultants, contractors, and internal stakeholders.

• 📄 Design substantiation ownership
  
  Develop, author, assess, and manage the Nuclear Infrastructure Design Substantiation suite.

• ⚙️ Control design integrity
  
  Manage design changes and concessions, ensuring compliance with safety and operational standards.

• 🧪 Support through-life safety case
  
  Produce Examination, Inspection, Maintenance & Testing (EIMT) schedules and operating procedures to satisfy long-term safety and design intent.

• 📢 Engage with nuclear safety governance
  
  Present substantiations to the Clyde ‘Due Process’ nuclear safety committees and support safety case submissions.

• 🧠 Technical oversight and assurance
  
  Review and approve contractor reports, civil/structural justifications, and calculations. Conduct Independent Technical Assessments (ITA) and Peer Reviews (IPR).

• 🧾 Contribute to Periodic Reviews of Safety (PRS)
  
  Develop reports supporting continued safe operation and regulatory compliance.

Essential Criteria:

• 📘 Strong knowledge of British and European design standards and current engineering practices

• ⚡ Solid understanding of High Voltage (HV) and Low Voltage (LV) electrical systems

• 🏗️ Proven experience across concept, detailed design, and construction phases on electrical engineering projects—ideally within industrial or maritime environments

• 🔍 Skilled in assessing electrical plant and equipment for hazard resilience

• 📝 Demonstrated ability to author robust technical justifications to support electrical design modifications in high-hazard industries

• 🏭 Familiarity with industrial systems such as pumps, generators, HVAC, SCADA, PAVA systems, etc.

• 🤝 Experience contributing electrical expertise to multi-discipline projects, ideally within defence and/or maritime sectors

🌟 Desirable Criteria:

• 🛡️ Previous experience working within a high-risk, regulated environment

• ⚠️ Understanding of safety case development methodologies (e.g., HAZID, HAZOP)

• ☢️ Experience in the UK nuclear industry (civil or defence), particularly in the design/assessment of safety-related structures, systems, and components (SSCs)

• 📚 Knowledge of UK and US nuclear regulatory frameworks, and application of nuclear-specific codes and standards

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

Benefits include:

• 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

Predominantly WFH.  Monthly travel to site for some key meetings e.t.c is required.

Sole UK National, SC clearance required to start 

Umbrella contractor or staff

This role requires the successful candidate to hold (or be able to obtain) a minimum of a Security Check (SC) clearance without any caveats to that clearance.



Due to the nature of work this role will be delivering and for the protection of certain assets, the successful candidate has to be a sole UK national

Hybrid work in Glasgow

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.