Senior Safety Case Engineer

Nuclearinst; Preston; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Generous holiday allowance

Matched pension scheme

Digital GP & annual health check

Employee share scheme

Flexible working options

Job summary

Cavendish Nuclear is seeking a Senior Safety Case Engineer to join the Business Winning team. The role supports major bids and early project development with hybrid working arrangements across UK sites, including Preston and Warrington, with travel to customer locations as required.

The successful candidate will contribute to safety-case development, risk assessment, and ALARP compliance, working with multi‑disciplinary engineering teams in a highly regulated environment.

Qualifications

• Proven experience within a highly regulated environment.
• Experience contributing to safety case documentation.
• Understanding of ALARP 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 env

Safety case docs

ALARP principles

Technical analyses

Multidisciplinary teams

Education

Bachelor's degree

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.

As part of our Business Winning team, you’ll play a central role in developing the safety case solutions that help us secure the major clean‑energy, nuclear‑defence and decommissioning programmes that support the UK’s long‑term resilience. You’ll shape innovative approaches, influence high‑value bids, and guide technical excellence from the earliest stages of project development.

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 theSenior Safety Case Engineer:

• Proven experiencewithin 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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