Mechanical Engineer - Valve Specialist

About Assystem

Today, Assystem is among the top three independent nuclear engineering firms worldwide. With over 60 years of experience in highly regulated sectors, the group supports public and industrial stakeholders in the execution of complex and strategic infrastructure projects, subject to high safety and security requirements.

Assystem mobilizes 8,000 experts in 13 countries and intervenes across the entire project lifecycle, in engineering, project management, and digital solutions.

Why Join the Community of Switchers?

As a member of Assystem, you’ll be part of a team driving the low-carbon energy future. We’re ranked second globally in nuclear engineering, offering you the chance to work on world-class projects like Hinkley Point C. Together, we’ll innovate and shape tomorrow’s energy solutions.

Job Description

This hybrid role is suited to candidates within commuting distance of Bridgwater or those willing to relocate with support provided.

You will act as the valve engineering specialist supporting safety-classified nuclear plant systems. The role spans design review, construction support, commissioning activities, and technical acceptance.

Key Responsibilities:

• Review valve-related design changes, concessions, and technical queries.
• Provide technical oversight across valve design, installation, and testing.
• Ensure compliance with nuclear safety, quality, and regulatory requirements.
• Assess supplier documentation, specifications, and engineering justifications.
• Coordinate technical interfaces with contractors, designers, and manufacturers.
• Support resolution of complex valve engineering and operational issues.
• Monitor construction activities to ensure compliance with approved designs.
• Support commissioning activities and validation of valve performance requirements.
• Contribute to technical risk management and lessons learned initiatives.
• Support configuration control and acceptance of engineering modifications.

Qualifications:

• Degree qualified in Mechanical Engineering or related discipline.
• Experience with valve qualification, testing, and commissioning programmes.
• Background within nuclear, power generation, or highly regulated industries.
• Knowledge of valve standards, pressure equipment regulations, and engineering codes.
• Experience reviewing technical specifications and supplier documentation.
• Understanding of quality assurance and configuration management processes.
• Strong analytical, problem-solving, and engineering decision-making abilities.
• Excellent stakeholder engagement and multidisciplinary collaboration skills.
• Strong technical reporting and communication capabilities.
• Chartered Engineer status or professional registration progress desirable.

What We Offer:

• Hybrid Working: Flexibility to work from home and the office.
• Generous Leave: 25 Days Annual Leave + Bank Holidays.
• Holiday Flexibility: Buy & Sell Holiday – Make your time off work for you.
• Pension: 8% Company Pension Contributions.
• Insurance: Income Protection & 3x Salary Death-in-Service Cover.
• Health & Wellness: Competitive Sick Pay, Healthcare Cash Plan, Free Digital Gym Access, Free Flu Jabs & Eye Test Vouchers.
• Discounts: Exclusive Discounts – Restaurants, days out & top brands.
• Support: 24/7 Employee Support Line – Mental health, financial & legal help.
• Sustainability: Cycle to Work Scheme.
• Professional Development: Paid Professional Membership Fees.
• Community: Volunteer Days – Make a difference on company time.

Join Assystem and contribute to delivering sustainable and innovative engineering solutions for the Hinkley Point C project.

NOTICE TO CANDIDATES ON RECRUITMENT FRAUD: We are committed to safeguarding candidates from fraudulent activity associated with our recruitment process. Please note that we will never offer specialist CV writing services, request payment, or ask for sensitive personal information during the recruitment process.

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.