Job Description

Company Description

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About Assystem

Assystem is committed to accelerating the global energy transition. With 8000 Switchers across the globe, we combine deep-rooted engineering expertise with digital innovation to help build a sustainable energy future. In the UK, we play a vital role in landmark projects such as Hinkley Point C, Sizewell C, and the development of SMRs, supporting the safe and efficient delivery of nuclear power infrastructure.

Why Join the Community of Switchers?

You'll be joining one of the top three nuclear engineering companies in the world. Our mission-led approach places you at the heart of the energy transition. At Assystem, you'll collaborate with industry leaders, contribute to world-class nuclear projects, and gain exposure to some of the most ambitious engineering programmes on the planet.

Please note - we're unable to offer visa sponsorship for this role, so applicants must have full right to work in the UK

This is a hybrid role, with a minimum of 4 days per week on site in Bridgwater. You will support site-based engineering through the Joint Design Office, ensuring construction teams receive timely, robust technical responses.


The role focuses on equipment scope across Nuclear Island and Balance of Plant areas, working closely with multiple stakeholders.


Respond to engineering queries, non-conformances, change and exemption requests

? Ensure nuclear safety and environmental regulatory requirements are met

Challenge design decisions to align with overall project strategy

Coordinate technical support from internal and external organisations

Contribute to resolution and closure of open technical points

? Assess technical risks and define appropriate mitigation actions

? Interface with construction, quality, project management and design teams

Maintain strong relationships with the Responsible Designer organisation

Qualifications

Required Skills and Qualifications:


Though it would be great if you have experience in nuclear, it is by no means essential! If you have experience in a highly regulated environment, we want to hear from you.


It is also important to know that its rare for the perfect candidate to exist. If you feel like you have 80% of the required skills, please don't hesitate in replying.


Degree qualified in Mechanical Engineering or equivalent

Experience in equipment design, installation or commissioning

? Background working within regulated or safety-critical industries

? Strong understanding of construction and installation practices

Knowledge of CDM requirements

Awareness of welding engineering principles

? Clear communication within multidisciplinary engineering teams

Additional Information

This role offers a rare balance of mechanical design involvement and site-based delivery on one of the UK's most important infrastructure projects. If you want your engineering decisions to directly influence safe construction and long-term plant performance, this position offers genuine technical impact and long-term career value.

Benefits include:

Flexible working hours

? Market Leading 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.