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Lead EC&I Design Engineer

Please Note: The application deadline for this job has now passed.

Job Introduction

The National Nuclear Laboratory is a Government-owned company run on a commercial basis, providing expert advice and technical services to the nuclear industry and to government.


NNL is in the process of a full business transformation programme, and we are inviting more specialists from diverse career paths to join us.


Our Vision: world-leading nuclear expertise and innovative solutions


Our Purpose: to serve the national interest and create value for our customers, by pushing the boundaries of science, technology and innovation.

We need talented people to support us in fulfilling our purpose and moving us towards our vision.


Job Introduction

The Engineering Design Team provides engineering design support across NNL and in the wider nuclear industry. We cover all aspects of engineering design such as optioneering studies, concept design, detail design, manufacturing, testing and installation. Our expertise includes the supply of active research and development rigs and analytical equipment, and the modification of existing nuclear process plant.

The role of the Lead CE&I Design Engineer is to provide engineering and scientific expertise to:-

  • The design, build, testing, development, commissioning and on-site installation of active rigs and analytical equipment to support scientific research and development work in the nuclear industry.
  • The modifications of existing active and non-active nuclear facilities (e.g. for upgrades, changes in feeds or process requirements).
  • The troubleshooting / fault finding of existing nuclear equipment and plant as required.
  • Lead paper based concept designs, strategic optioneering and ad-hoc research to client specifications, collating results, analysing data and the generation of technical reports.

Role Responsibility


  • Develop programmes of work and capital/resource requirements to successfully achieve project scope.
  • The innovative development of engineered solutions from concept through to installation on active and non-active plants for NNL or Customer facilities.
  • The modifications of existing active and non-active nuclear facilities (e.g. for upgrades, changes in function or process requirements).
  • The troubleshooting of existing nuclear equipment and plant as required.
  • To perform paper based concept designs, strategic optioneering and ad-hoc designs to client specifications, collating results, analysing data and produce relevant documentation for the generation of design going forward.
  • Checking and approval of calculations to support / underpin the design and authoring technical reports and design memos.
  • Undertake the checking and approval of engineering work performed by others.
  • Provide technical expertise and guidance on issues appropriate to their discipline.
  • Ensure compliance with all legislative, regulatory and company policy standards and procedures e.g. safety, quality, risk, security etc. applicable to the role.
  • Work alongside project / programme managers to ensure that work is delivered to meet time, cost, quality and safety requirements.
  • Dealing with supply chain, from scoping requirements and authoring procurement specification through to overseeing contract delivery as necessary.
  • Initiation and progression of the procurement process, including liaison with suppliers and manufacturers, through to delivery and inspection.
  • Champion improvement projects/initiatives.
  • Keep abreast of developments in their own field and applying them to designated work packages.
  • Provide coaching to develop the skills and abilities of others for the benefit of the company.
  • Requirement to travel is expected, between NNL locations and customer locations.

The Ideal Candidate

Essential Skills/Qualifications:

  • Chartered Engineer
  • Degree in Electrical Engineering or closely related subject and a high level of experience in CE&I discipline.
  • Experience in the nuclear sector desirable
  • In depth knowledge of the legislative, regulatory, quality and environmental requirements relating to engineering development projects.
  • Background in electrical building services, up to date with relevant legislation and standards.
  • Capable of leading the design of safety related systems to BS EN 61508 and Sellafield Standard ES_1_2190-1, 2 & 3.
  • Excellent verbal and written communication skills, such that difficult concepts can be conveyed clearly and concisely to customers, regulators and key stakeholders in a technical forum such as HAZOPs, SDDRs and MDDRs.
  • Proven track record of problem solving and seeking solutions.

Desirable Skills/Qualifications:

  • Knowledge of CAESAR and AMTECH software.
  • Good knowledge of nuclear industry and plant operations.
  • Strong leadership qualities.
  • Self-motivated, high energy contributor.
  • Questioning attitude.
  • Excellent organisational and planning skills.
  • Previous experience in the nuclear industry or other heavily regulated industry

About the Company

Grounded in robust science and decades of experience, National Nuclear Laboratory (NNL) is the authoritative voice in the UK and beyond for technological development within the nuclear power sector.

Our unparalleled understanding of the science, challenges and opportunities makes us an unrivalled authority and partner in the field, providing experts, technologies, and access to cutting-edge facilities to organisations around the world.

Harnessing potential technologies and translating them into to industry-ready solutions means our pioneering approach spearheads international improvement and technological progress.

We work on projects as small as drilling a hole to analyse underground wastes with our integrated micro drilling technology, or as large as developing state-of-the-art power systems for spacecraft, based on radioactive materials

National Nuclear Laboratory

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