HVAC Construction Engineer

⚡️💡 About Assystem
Assystem is a global leader in engineering, dedicated to accelerating the energy transition. In the UK, we’re powering progress on landmark projects like Hinkley Point C, Sizewell C, and next-generation Small Modular Reactors (SMRs). Our 8000 Switchers blend deep engineering know-how with cutting-edge digital tools to help build a low-carbon world—faster, cleaner, and smarter.

🤝 Why Join the Community of Switchers?
Becoming a Switcher means joining one of the top three nuclear engineering companies in the world. You’ll work on technically complex projects that shape the UK’s energy future while gaining opportunities to grow your expertise in a fast-paced, collaborative environment.

This is a hybrid role based in Bridgwater, requiring four days per week on site, with consideration for candidates able to commute or relocate with support available.

The role connects E2E HVAC Engineering with site installation and front office technical teams. It ensures effective management and resolution of site field change and non-conformance processes as well as provides proactive technical support to maintain construction momentum and quality compliance.

🌬️Act as HVAC interface between design, construction and front office teams
📄Review FCR and NCR documentation for clarity and completeness
🔍Assess remediation proposals and validate preferred technical options
📊Propose delegation levels for field changes and non-conformances
📈Analyse FCR and NCR trends and recommend mitigations
🛠️Perform surveillance on execution designer documentation for site
🚨Identify and report installation and documentation non-conformances
🔄Coordinate information flow between JDO and construction contractor
⚙️Support construction managers with technical KPI development
🧩Provide technical expertise to close open points and queries

Nuclear experience is not essential, but is of course welcome. If you have worked within a highly regulated environment, your skills and approach are highly transferable and of strong interest to us.

We also recognise that the perfect candidate rarely exists. If you feel you meet around 80% of the criteria and are motivated to develop further, we would strongly encourage you to apply

🎓Degree in engineering discipline with
🏗️Experience delivering HVAC within multidisciplinary construction projects
📚Strong knowledge of regulated industry standards and governance
🧠Structured and rigorous approach to technical problem solving
⏱️Experience delivering engineering to quality, time and cost
🤝Ability to influence diverse stakeholders across project interfaces
🧾Understanding of contractual and commercial project mechanisms
📖Knowledge of CDM Regulations and construction compliance

🌟 Ready to lead the way on one of the UK's biggest clean energy builds?
Join a team where your skills will help power the future. Bring your mechanical expertise—and we’ll provide the platform to make your mark.

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.