Process Design Engineer (Instrumentation and Control)

⚡️💡 About Assystem

At Assystem, our mission is to accelerate the energy transition worldwide. Our 7,500 Switchers blend historical engineering expertise with cutting-edge digital technologies to drive this change. Join us in revolutionizing the energy sector and making a significant global impact.

🤝 Why Join the Community of Switchers?

Be part of one of the top three largest nuclear engineering companies globally. At Assystem, you'll contribute to groundbreaking projects that push the boundaries of innovation and engineering excellence. Join a community committed to driving forward the future of energy.

🚀 The Job Mission

This role sits within the Systems team, supporting Instrumentation and Control development for a major UK nuclear project.

You’ll lead the definition and integration of I&C requirements within complex process systems.

Your future team works across design disciplines to ensure compliant, efficient and testable I&C logic.

Key responsibilities include:

• Define Instrumentation & Control functional requirements for assigned systems
• Develop I&C documentation including logic descriptions, alarm sheets, and operating modes
• Create and analyse Detailed Functional Diagrams (DFDs) and FTP specifications
• Ensure consistency of I&C logic with wider system design and process needs
• Coordinate with mechanical, layout, safety and configuration teams to validate interfaces
• Engage with procurement teams to support I&C technical specifications
• Contribute to Engineering Change processes, challenging and validating modifications
• Promote continuous improvement across I&C documentation and methodologies

🛠 Essential Skills

• Degree in Electrical, Control, or Process Engineering (or similar)
• Skilled in producing I&C logic diagrams, alarm sheets and functional specs
• Familiar with I&C architecture in safety-critical systems
• Able to work cross-functionally and manage priorities effectively
• Knowledge of engineering lifecycle and change control processes
• Confident using Microsoft Office tools and engineering documentation platforms

✔️ Desired Skills

• Knowledge of EPR systems and safety classification
• Experience on live industrial or nuclear sites
• Familiarity with SPPA-T2000, SPPA-T3000 or Teleperm XP
• Exposure to Functional Test Platforms (FTP) in nuclear applications

🌟 Why Apply?

Join Assystem and become a key player in delivering critical nuclear projects that shape the future of energy. Embrace this opportunity to excel in a dynamic environment where your expertise and leadership will drive global innovation.

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

ASSYSTEMIND3

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.