Location:
Warrington, GB, WA3 6YD Leicester, GB, LE3 1UF Reading, GB, RG14 2PZ Bristol, GB, BS16 1EJ
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Company: Cavendish Nuclear
Onsite or Hybrid: Hybrid
Job Title: Principal Safety Case Consultant
Location: Flexible, UK + Hybrid Working Arrangements
Compensation: Competitive Salary + Benefits
Role Type: Full Time / Permanent
Role ID: SF61045
Drive Safety Case Strategy Across Major Projects
At Cavendish Nuclear we are working to create a safe and secure world, together, and if you join us, you can play your part as a Principal Safety Case Consultant based at one of our key locations: Warrington (Cheshire), Leicester (Leicestershire), Newbury or Bristol.
The role
As a Principal Safety Case Consultant you will have a role that’s out of the ordinary. You will manage the delivery of engineering and technical activities, through the application of process, domain knowledge and experience.
Day to day, you will:
Provide nuclear safety input across all stages of the project lifecycle, supporting design development and delivery.
Participate in / facilitate HAZID and HAZOP studies and lead the development of robust Hazard Management Strategies.
Manage / lead the production of radiological safety assessments and Safety Reports, including PSRs and PCSRs and their equivalents.
Offer technical leadership on safety case strategy, regulatory compliance, safety case documentation, as well as the supporting technical reports and calculations.
Manage safety case delivery teams, oversee work delivered by the Supply Chain where appropriate, and maintain visibility of progress against cost and programme targets.
This role is full time, 37 hours per week hours per week and offers hybrid working. This role is adaptable and can be delivered from various locations including Warrington (Cheshire), Leicester (Leicestershire), Newbury or Bristol.
Essential experience of the Principal Safety Case Consultant:
Although nuclear experience is a preference, we will consider applicants from other highly regulated industries, such as Oil & Gas, Chemicals and Defence.
Proven experience of working collaboratively within multi-disciplinary teams to deliver safety case activities across a variety of project types.
Good understanding of core engineering disciplines and how they integrate into the development of safety cases.
Awareness of specialist safety case areas, including criticality assessment, shielding and dose assessment, environmental assessment, human factors, and relevant legislation.
Excellent communication skills, with the ability to engage effectively with other disciplines and a wide range of stakeholders.
Previous experience in coaching or mentoring fellow Safety Case Consultants, supporting their development and contributing to team capability.
Qualifications for the Principal Safety Case Consultant:
Engineering or science degree (or equivalent qualification) in relevant discipline, with significant demonstrable experience.
Preferably Chartered (or actively working toward Chartered Status).
Security Clearance
The successful candidate must be able to achieve and maintain SC Level security clearance for this role. 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 in the armed forces receive 10-days special paid leave
Holiday Trading is a benefit that allows UK Cavendish Nuclear employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually
‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity
Cavendish
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
[email protected] 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: 01/09/2026
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Job Segment: Nuclear Engineering, Environmental Engineering, Engineer, Engineering
