Principal Safety Engineer

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 nuclear 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 other Nuclear Substantiation 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

Desirable:

• Broad understanding of multiple engineering disciplines
• Chartered Engineer from the Engineering Council and a member of a relevant professional body
• Experience of the nuclear industry and nuclear safety regulations would be desired but not essential

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

Extra information

Status

Open

Education Level

Secondary School

Location

Cumbria

Type of Contract

Full-time jobs

Published at

19-01-2026

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English