Principal Radiation Protection Consultant in Carlisle

Location: Flexible, UK + Hybrid Working Arrangement

Compensation: Up to £81,000 + Benefits

Role Type: Full time / Permanent

At Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Principal Radiation Protection Consultant at any of our Cavendish Nuclear sites, including: Warrington (Cheshire), Leicester (Leicestershire), Newbury (Berkshire), or Bristol.

The Role

As a Principal Radiation Protection Consultant, you’ll be a Radiation Protection Adviser (RPA) with a role that’s out of the ordinary. You will join a friendly and committed team of radiation protection specialists, and drive technical solutions for a major defence programme whilst interfacing with a range of disciplines and stakeholders. You will be joining our team at a time of growth, allowing you to make your mark and build networks across the business and externally, supporting your career progression and personal development.

Day-to-day, you’ll act as a technical expert for Radiation Protection on a major defence project, spending some time at client sites. You may be responsible for leading the technical delivery of other Radiation Protection personnel.

Your Role Will Include:

• Providing competent guidance and advice on radiological safety to ensure legislative compliance and adoption of industry best practice.
• Engaging with multi-discipline teams to ensure that the design and operation of processes and plant is demonstrably ALARP.
• Ensuring that procedures are correctly applied to technical activities.
• Co‑ordinating the production of radiological protection documentation such as Normal Operational Dose Uptake Assessments, Radiological Zoning, Radiological Risk Assessments, ALARP Assessments, Operating Instructions and compliance statements.
• Contributing to project scheduling, including definition of relevant deliverables, identification of dependencies and estimating resourcing, time, and cost requirements.

This role is full time, 37 hours per week and provides hybrid working arrangements with 2 days in the office/onsite and 3 days working from home. This role can be based at any of the Cavendish Nuclear sites, some of them include Warrington (Cheshire), Leicester (Leicestershire), Newbury (Berkshire), or Bristol. Agile working may be available to employees in some instances, applying the principles of fairness and consistency whilst ensuring that the overriding business needs can be appropriately met. We are happy to consider flexible, blended working, including part-time, condensed hours, and job sharing. Please ask about alternative patterns of work at interview.

Experience:

• Proven experience in a radiation protection role is essential.
• Clear ability to lead a technical team is essential.
• Experience interfacing with Safety Case personnel and other technical disciplines is desirable.
• Experience designing new processes and facilities is desirable.

Qualifications:

• RPA2000 Certified Radiation Protection Adviser is essential.

Security Clearance:

The successful candidate must be able to achieve and maintain Developed Vetting (DV) security clearance for this role.

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 employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement.
• ‘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
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.

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 careers@babcockinternational.com 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: 10/02/2026