About Assystem
At Assystem, our mission is to accelerate the energy transition worldwide. With 7,500 Switchers across the globe, we combine decades of engineering expertise with cutting‑edge digital technologies to power a sustainable future. As one of the top three nuclear engineering companies in the world, we play a crucial role in delivering major energy infrastructure projects, including Hinkley Point C, Sizewell C and SMR’s.
Why Join
By joining Assystem, you’ll become part of one of the three largest nuclear engineering companies in the world. We are at the forefront of the UK’s most exciting nuclear construction projects, offering career‑defining opportunities in a fast‑paced and innovative environment. Our team thrives on collaboration, technical excellence, and a shared commitment to shaping the future of energy.
Job Mission
This is a senior, site‑integrated role focused on piping and mechanical construction delivery at Hinkley Point C. You’ll play a pivotal role in progressing installation within a highly regulated nuclear environment. The role typically involves three days a week on‑site in Bridgwater, but we need those with flexibility for five days in periods of peak delivery. We offer relocation support to help you move within commutable distance if required.
Responsibilities
* Leading the safe execution of mechanical piping installation within nuclear safety constraints
* Developing, reviewing and coordinating construction scope documentation aligned to nuclear procedures
* Ensuring first‑time‑right delivery in line with quality, safety and configuration control requirements; collaborating with engineering, commissioning and regulatory stakeholders to resolve complex issues
* Interfacing with walkdown, permit and readiness functions to drive installation
* Supporting safety case integration at the point of field execution
* Providing reporting and coordination across multiple installation areas and contractors
* Ensuring rigorous compliance with license conditions and site governance processes
Qualifications
* Engineering degree or equivalent technical background
* Proven experience in UK nuclear construction, commissioning or decommissioning
* CCNSG Safety Passport and IOSH Managing Safely or NEBOSH
* Strong understanding of mechanical or piping installation
* Able to manage scopes within a highly regulated, configuration‑controlled environment
* Comfortable operating across multiple workfaces and contractor teams
Desired Skills
* Experience supporting construction within active plant environments or nuclear islands
* Familiarity with walkdowns, open‑point resolution and readiness assessments
Benefits
* 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
Diversity and 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.
Employee Information
* Seniority level: Mid‑Senior
* Employment type: Full‑time
* Job function: Production, Distribution and Engineering
* Industries: Software Development and IT Services and IT Consulting
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