Job Description

Company Description

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About Assystem

Assystem is a global leader in engineering, digital, and project management services, driving the UK's energy transition since 1996. With our near 8000 Switchers worldwide, we combine deep engineering expertise with digital innovation to deliver complex, low-carbon infrastructure. In the UK, we're proud to support landmark nuclear projects like Hinkley Point C, Sizewell C, and emerging SMR programmes.

Why Join the Community of Switchers?

Join one of the three largest nuclear engineering companies in the world. Here, you'll work on world?class energy?transition missions, collaborating with top teams delivering Hinkley Point C, Sizewell C and SMRs. Become part of an elite global community, driving innovation and excellence every day.

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

The Job Mission:

This is a

site-based role (five days a week)

at one of the worlds largest and most advanced nuclear construction projects. You'll play a key part in mechanical construction assurance -- supporting the safe, high-quality delivery of critical systems that will power millions of homes.


Monitor and verify mechanical construction activities across assigned systems

Identify, report, and support resolution of non-conformances or deviations

Collaborate with quality and construction teams to maintain site standards

Record inspections, track documentation, and verify completion before handover

Assist with coordination between mechanical, piping, and civil interfaces during construction

Qualifications

Essential Skills and Qualifications:

Degree or equivalent qualification in

Mechanical or Construction Engineering

Understanding of

mechanical installation scopes

such as pipework, supports, or equipment

? Awareness of

CDM Regulations

and how they apply to construction environments

Ability to interpret

isometric drawings or layout plans

to verify installation accuracy

Desired Skills:

Experience supporting large mechanical or infrastructure projects

Familiarity with

quality standards

such as ISO 9001 or FME controls

Awareness of

piping and equipment interfaces

, alignment, or test preparation

Additional Information

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Please note:

Due to project security requirements, unfortunately,

visa sponsorship is not available

for this position.

Ready to shape the future?

Join your future team on-site at one of the most ambitious nuclear power projects in Europe. Be part of a collaborative mission to uphold the highest construction and quality standards.

Benefits include:

Flexible working hours

? Pension scheme (8% company / 4% personal)

? 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.