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Principal Electrical Engineer

Job in Helensburgh, Argyll and Bute, G84, Scotland, UK
Listing for: ASSYSTEM
Full Time position
Listed on 2026-02-28
Job specializations:
  • Engineering
    Electrical Engineering, Environmental Engineer
Job Description & How to Apply Below

The UK’s nuclear sector has entered a renaissance, with Nuclear Energy now a vital component as the country moves towards a target of Net Zero.

Assystem provides critical support to this mission, accelerating the decommissioning and remediation of our legacy assets with a view to enabling a swifter energy transition, in parallel overcoming some of the largest engineering and environmental challenges of our generation.

As a Global top 3 independent nuclear engineering organisation, Assystem is active across the full decommissioning lifecycle. In the UK, we work across the Civil and Defence nuclear estates, pioneering agile and fit-for purpose, customer-focused solutions, drawing on our established pedigree for delivery engineering excellence. Assystem have a proud heritage gained over decades both in the UK and overseas, (delivering, supporting, managing) some of the most complex engineering projects in decommissioning, repurposing legacy assets and key new build projects such as Hinkley Point

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Job Description

Summary of the Role

The Electrical Engineer will be working as part of a multi-disciplinary engineering team within the Approval Authority, the primary purpose of the role is to directly support current operations and future programmes. Supporting nuclear facilities & the delivery of services across client sites.

The team consists of Mechanical, Civil, Building Services or Electrical Engineers and are responsible for the authorship, development, assessment, and maintenance of Engineering Design Substantiation for Clyde Nuclear Facilities, ensuring Design Intent, Critical Safety Factors and Safety and Operational Requirements are met and are consistent with current good practice and legislative/regulatory requirements

TASKS

  • Authoring, development, assessment, maintenance and management of the suite of Nuclear Infrastructure Design Substantiation documents.
  • Authoring, development, assessment, maintenance and management of design changes/concessions
  • Presentation of Clyde Design substantiations, to Clyde ‘Due Process’ nuclear safety committees
  • Production and development of Examination, Inspection, Maintenance & Testing (EIMT) Schedule, operating procedures and results to satisfy design requirements and safety case through life
  • Producing/assessing Periodic Review of Safety reports
  • Providing advice and direction to internal and external stakeholders
  • Production of Independent Technical Review (ITA)/Independent Peer Review (IPR)
  • Use a combination of general and specialist engineering knowledge and understanding to apply existing and emerging technology
  • Apply appropriate theoretical and practical methods to design, develop, manufacture, construct, commission, operate, maintain, decommission and re-cycle engineering processes, systems, services and products in a nuclear/high risk environment
  • Producing robust technical justification to allow for relevant electrical design modifications to be authorised within a high hazard industry
  • Review technical reports and other safety case submissions from external contractors.
  • Check and review calculations and technical documents written by other members of staff.
Qualifications

EXPERIENCE

  • Experience of producing robust technical justification to allow for relevant design modifications to be authorised
  • Knowledge of key legislation and Standards
  • Familiarity with recognised industry technical guidance
  • Experience working on multi-discipline projects providing electrical engineering input
  • Knowledge and experience in the design of electrical control and instrumentation systems
  • Ideal candidates would already have experience within a high-hazard environment, but this is not essential
  • Experience applying appropriate theoretical and practical methods to design, develop, manufacture, construct, commission, operate, maintain, decommission and re-cycle engineering processes, systems, services and products in a nuclear or similar high hazard industry
  • Familiarity with safety case development techniques e. Ideal candidates would already have experience within a high-risk environment.g. HAZID/HAZOP studies.

QUALIFICATIONS & TRAINING

  • HNC/HND or equivalent in Electrical Engineering or similar plus…
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