Senior Safety Case Engineer

Cavendish Nuclear; Warrington; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Generous holiday allowance

Matched pension scheme

DigiCare+ and health services

Employee share scheme

Shopping portal discounts

Professional fees paid

Reservists leave

Holiday trading scheme

Be Kind Day volunteering leave

Flexible working options

Dynamic working environment

Job summary

Cavendish Nuclear is seeking a Senior Safety Case Engineer to join our Business Winning team in the UK. You will apply deep safety-case expertise in the early stages of project development, working across sites with hybrid arrangements.

The role requires experience in regulated environments, ALARP principles, and safety-case documentation, plus collaboration with multidisciplinary engineering teams. A proactive approach to hazard identification and risk assessment is essential, with security

Qualifications

• Experience in a highly regulated environment.
• Experience contributing to safety case documentation.
• Understanding of ALARP principles and ONR Safety Assessment Principles.
• Ability to prepare technical analyses and safety submissions.
• Experience working with multidisciplinary engineering teams.

Responsibilities

• Lead safety-case contributions to major bids.
• Develop safety case scopes, schedules, and verification plans.
• Produce and review safety case documentation and technical reports.
• Support hazard identification and risk assessment processes.
• Promote collaboration and continuous improvement.

Skills

Regulated environment experience

Safety case documentation

ALARP principles understanding

Technical analyses

Multidisciplinary teamwork

Education

Bachelor’s degree in a relevant science or engineering discipline

Job description

Job Title: Senior Safety Case Engineer

Location: Flexible, UK + Hybrid Working Arrangements

Compensation: Attractive Salary + Benefits

Role Type: Full time / Permanent

Role ID: SF71410

Shape Safety, Win Work, and Influence the Future of the UK’s Nuclear Landscape

About Us: At Cavendish Nuclear, we’re working to create a safe and secure world, together. If you join us, you can play your part as a Senior Safety Case Engineer within our Business Winning team at one of our main sites: Warrington (Cheshire), Preston (Lancashire), Leicester (Leicestershire), Newbury (Berkshire), or Bristol.

The Role

As a Senior Safety Case Engineer within our Business Winning, you’ll bring your deep safety case knowledge to the early phases of project development.

This is a full‑time role based at one of our main sites: Warrington (Cheshire), Preston (Lancashire), Leicester (Leicestershire), Newbury (Berkshire), or Bristol with travel to other Cavendish Nuclear and customer locations as required. Hybrid working arrangements are available.

Day‑to‑day You’ll Be Required To

• Lead safety‑case contributions to major bids.
• Develop safety case scopes, schedules, and verification plans.
• Produce and review safety case documentation and technical reports.
• Support hazard identification and risk assessment processes.
• Promote collaboration and continuous improvement.

Essential Experience For The Senior Safety Case Engineer

• Proven experience within a highly regulated environment.
• Experience contributing to safety case documentation.
• Understanding of ALARP principles and ONR Safety Assessment Principles.
• Ability to prepare technical analyses and safety submissions.
• Experience working with multidisciplinary engineering teams.

Qualifications Of The Senior Safety Case Engineer

• Bachelor’s degree in a relevant science or engineering discipline.

Security Clearance

The successful candidate must be a sole UK national who is able to achieve and maintain Security Check (SC) security clearance for this role. Many of the positions within our company are subject to national security clearance and Trade Control restrictions. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (www.gov.uk)

What We Offer

• Generous holiday allowance
• Matched contribution pension scheme, with life assurance
• Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
• Employee share scheme
• Employee shopping savings portal
• Payment of Professional Fees
• Reservists receive 10-days special paid leave
• Holiday Trading scheme
• ‘Be Kind Day’ volunteering leave
• Flexible working options
• A dynamic working environment

Cavendish Nuclear

We’re Cavendish Nuclear — a team of c5,000 specialists and a core part of Babcock International Group. Here, you’ll be part of something bigger. Across clean energy, defence, and civil decommissioning, your work will contribute to projects that are critical to energy security and national protection. Together, we’re shaping a future that lasts — not only through the impact we make, but through meaningful careers that respect your work‑life balance.

Join us and discover how far we can go, together.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email [e-mail] with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.

Closing Date: 07/10/2026

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