Principal Safety Engineer

Company: Copello
Apply for the Principal Safety Engineer
Location: Cumbria
Job Description:

Copello are working with a leading defence and engineering organisation to recruit a Principal Safety Engineer to join a long-term programme at the forefront of the UK’s nuclear sector.

This role is perfect for someone who enjoys working in high-integrity, regulated environments and wants to take real ownership of key safety deliverables. You’ll be part of a team that directly supports the development and ongoing assurance of nuclear safety cases — working closely with Engineering, Human Factors and Site Safety teams to keep standards high and the plant safe.

What you’ll be doing:

  • Authoring and managing site assets' design substantiation documentation supporting the site nuclear safety case
  • Collaborating with the wider business on site assets nuclear design substantiation related activities
  • Supporting the implementation of design substantiation requirements
  • Reviewing analyses, assessments, and calculations supporting nuclear design substantiation
  • Supporting periodic review of safety
  • Taking ownership of deliverables, and demonstrating high levels of autonomy and leadership
  • Support in the development of team members
  • Working closely with a broad range of stakeholders including Site Safety Case, Human Factors, and Engineering Authority Teams

Your skills and experiences:

Essential:

  • Degree qualified in a STEM subject or equivalent working experience.
  • Ability to produce high quality technical reports
  • Determined in driving all deliverable and associated activities through due process to completion
  • Design substantiation analysis and assessment exposure/experience
  • Excellent stakeholder management

****Must be a sole British national and eligible for SC clearance due to project requirements.

Posted: March 11th, 2026