Mechanical Engineers

Nuclear Permanent /Derby United Kingdom
12/10/26

On site About Assystem Assystem is an international company with one mission: accelerate the energy transition around the world.

Every day, our 6,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy.

We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition.

Drawing on more than 55 years’ experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimize the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked second in the world for nuclear engineering.

To ensure a viable, efficient, and reliable energy future for all.

Job Description

The Role:

Reporting to the Turbine Island Senior Mechanical Engineer, you will be responsible for various Turbine Island design development activities. The Mechanical Engineer shall work closely with multi-disciplined teams and the supply chain to help deliver the Turbine Island design.

Key Responsibilities:

Acting as an Intelligent Customer, involved in checking supplier deliverables, including design against requirements.

Development and checking with support of Senior Engineers of Process Flow Diagrams, Piping and Instrumentation Diagrams, Layout Drawings, Component Sizing Calculations, Component and Equipment Datasheets and Specifications, and other concept or detailed design related documents

Development and checking with support of Senior Engineers of Optioneering Studies or Decision Record Files, Design Descriptions, Requirement Specifications, among other design development activities

Application of Systems Engineering, including development and review of Functional and Design Requirements Integration of Turbine Island design into wider power plant

Interface with wider Turbine Island team and stakeholders

Attend Design Reviews and HAZID/HAZOP studies with multidisciplined teams

Participate in nuclear safety licensing, environmental planning /permitting, and other interface activities that are relevant to the Turbine Island scope

Ensure adherence to the company statutory H&S Policies and rules and compliance with the project and Quality Management System My profile

Your Background:

Previous experience, in the nuclear sector or other highly regulated industries such as thermal power generation or oil and gas and process sectors. Good experience and background in thermal power systems and equipment such as steam turbines, condensers, feedwater heaters, pumps, and piping systems.

Preferably with good experience in similar roles with specific emphasis on FEED through to detailed design and EPC delivery.

Development of procurement specifications and working with equipment suppliers.

Strong technical background and broad experience in thermal power or similar projects.

Excellent communication skills and ability to interact with internal and external stake holders.

Ability to identify and manage critical interfaces on major projects.

Good knowledge of UK Health and safety regulations, safety systems, HAZOP and engineering substantiation and technical standards.

Appreciation and application of ASME, European and UK codes and standards.

Systems Engineering experience or awareness desirable.

Personal Specification/Attributes:

Results oriented, ability to work independently and proactively as part of a team, good organisation skills, ability to deal with…