Assistant Mechanical Engineer

Assystem GmbH; Bristol; On-site; GBP 40,000 - 55,000; Full time

Job summary

Join a leading nuclear engineering company as part of a dynamic team focused on delivering high-impact projects. This role involves supporting the engineering delivery of a major nuclear power plant project, managing design reviews, and collaborating across disciplines. You'll gain hands-on experience and contribute to the future of low-carbon energy.

Qualifications

• Degree in Mechanical Engineering (BEng/MEng) required.
• Familiarity with UK nuclear safety standards and change management systems.

Responsibilities

• Support stakeholder reviews of mechanical design documentation.
• Coordinate design modifications and manage comment resolution.
• Ensure deliverables meet quality standards and contractual deadlines.

Skills

Mechanical Engineering

Design Specifications

Stakeholder Management

CAD Software

Change Management

Nuclear Safety Standards

Education

Degree in Mechanical Engineering

Job description

️ About Assystem

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.

Job Description

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

My profile

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.

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.

Are you a prospective or recent graduate?

Assystem offers you the opportunity to join our Switch to Grow UK Graduate Scheme, where you’ll gain hands on experience in engineering, digital services, and project management by working on some of the world’s most critical energy projects.

Be part of the challenge of the century; accelerating the switch to low carbon energy!