Assistant Mechanical Engineer

Assystem; Bristol; On-site; GBP 45,000 - 50,000; Full time

Job summary

Join a leading nuclear engineering company as an Assistant Mechanical Engineer in Bristol. You'll support the engineering delivery of major projects, manage design reviews, and work with international teams. This role offers opportunities for professional growth in a collaborative environment focused on low-carbon energy solutions.

Benefits

25 days’ paid annual leave

Option to buy or sell leave days

Qualifications

• Degree in Mechanical Engineering required.
• Experience with CAD Software and knowledge of UK nuclear safety standards.

Responsibilities

• Support stakeholder reviews of mechanical design documentation.
• Coordinate design modifications and prepare technical variations.
• Track progress, risks, and milestones through engineering reports.

Skills

Mechanical Engineering

Stakeholder Management

Collaboration

Education

Degree in Mechanical Engineering (BEng/MEng)

Tools

CAD Software

Job description

Assystem Bristol, England, United Kingdom

Assistant Mechanical Engineer

Assystem Bristol, England, United Kingdom

At Assystem, our mission is to accelerate the energy transition worldwide. With over 7,500 Switchers globally, we combine decades of engineering expertise with digital innovation to drive complex, low-carbon infrastructure forward. In the UK, we are proud to support the nuclear industry and lead major engineering programmes that are shaping the energy landscape for future generations.

Why Join the Community of Switchers?

Join one of the top three largest nuclear engineering companies in the world. At Assystem, you’ll be part of a dynamic, international team delivering high-impact engineering missions. From supporting major energy infrastructure to growing your technical capability, your future team will help you reach your full potential in a collaborative and forward-thinking environment.

The Job Mission

This role supports the engineering delivery of a major nuclear power plant project.

You’ll contribute to managing design reviews, interfaces, and change processes.

You’ll play a key part in coordinating with multiple disciplines across international teams.

Your responsibilities include:

• Support stakeholder reviews of mechanical design documentation and manage comment resolution
• Coordinate open points and design modifications using in-house change tools
• Prepare technical variations and communicate changes to clients and suppliers
• Assist in resolving technical issues raised by site teams or design authorities
• Collaborate across interfaces with electrical, piping, layout, and I&C disciplines
• Liaise closely with qualification teams and French counterparts
• Track progress, risks, and milestones through regular engineering reports
• Ensure all deliverables meet quality standards and contractual deadlines

Essential Skills and Qualifications

• Degree in Mechanical Engineering (BEng/MEng)
• Knowledge of equipment, piping, and mechanical layout design
• Familiar with design specifications and document surveillance
• Comfortable working with diverse stakeholders in a multicultural environment
• Experience with CAD Software
• Knowledge of change management systems and design deliverable platforms
• Familiarity with UK nuclear safety standards and doctrines

Ready to shape the future of nuclear energy with us?

This is your opportunity to be part of a vital engineering mission and grow your expertise within a high-performance, international team. If you're eager to learn and keen to contribute to some of the UK’s most exciting low-carbon projects, we want to hear from you.

Benefits include:

25 days’ paid annual leave + bank holidays + option to buy or sell days

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.

Seniority level

• Seniority level

  Associate

Employment type

• Employment type

  Full-time

Job function

• Industries

  Business Consulting and Services, Engineering Services, and Energy Technology

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