Site Completion Engineer

⚡️💡 About Assystem

Assystem is one of the world’s leading engineering groups driving the global energy transition. In the UK, we deliver major low-carbon infrastructure through landmark projects such as Hinkley Point C, Sizewell C and advanced Small Modular Reactors. Our 7,500 Switchers apply their deep engineering expertise and digital capabilities to accelerate progress in the nuclear sector—building a cleaner, more secure energy future.

🤝 Why Join the Community of Switchers?

You’ll be part of one of the top three nuclear engineering companies in the world, contributing to a safer, more sustainable planet. With Assystem, you join a collaborative and high-performing team focused on innovation, quality, and delivery. Whether you're progressing your career or diversifying your skills, we support your development every step of the way.

🚀 The Job Mission

This role supports construction and commissioning delivery at Hinkley Point C.

You’ll lead interface activities between MEH construction and commissioning teams.

You’ll ensure progress tracking, punchlist closure, and records handover are on track.

Your key responsibilities will include:

• Track installation progress of systems against commissioning handover dates
• Coordinate prioritisation of installation activities for critical systems with MEH Construction
• Liaise with the MEH Records team to support LTQR completion and submission
• Lead punchlist closure and commissioning open point resolution across teams
• Represent your function in interface meetings and stakeholder engagements
• Support the Completion and Handover Manager with reporting and technical issues
• Identify risks to handover and work collaboratively to resolve blockers
• Ensure all handover data and documentation aligns with project processes

🛠 Essential Skills and Qualifications

• Relevant Mechanical, Electrical or Civil Engineering qualification
• Extensive understanding of commissioning procedures and system completions
• Eligible for BPSS or higher-level Security Clearance
• Experience managing construction delivery in a high-integrity environment
• Familiar with lifetime quality records and structured handover processes
• Proven ability to lead in multi-discipline and multicultural teams
• Strong stakeholder communication and coordination experience

✔️ Desired Skills

• Professional accreditation in Project Management, Construction, or Engineering
• Familiarity with commissioning open points and technical query resolution
• Understanding of system and sub-system completion strategy
• Experience mediating priorities between construction and commissioning

🌟 Why Apply?

This is your opportunity to help deliver the UK’s most ambitious clean energy programme while working in a dynamic, fast-paced site environment. Be part of a delivery-focused team where your technical oversight, leadership and attention to detail will make a real impact.

Benefits include:

🏡 Hybrid Working Opportunity

🕒 Flexible working hours

🛡️ Pension scheme (8% company contribution / 4% personal contribution)

🏖️ 25 days’ paid annual leave + bank holidays + option to buy or sell days

💼 Professional fees reimbursed

💰 Employee referral scheme

🤒 Competitive Sick Pay – Support when you need it

🏥 Income Protection & 3x Salary Death-in-Service Cover

💪 Free Digital Gym Access – Expert-led fitness classes

📞 24/7 Employee Support Line – Mental health, financial & legal help

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.