Safety Case Advisor

United Kingdom National Nuclear Laboratory Limited; England; On-site; GBP 57,000 - 70,000; Full time

Benefits offered by this job

Family-Focused Policies

Pension plans

Annual leave & holidays

Bonus

Learning opportunities

Employee assistance

Cycle to work

Life assurance

Healthcare discounts

Job summary

United Kingdom National Nuclear Laboratory Limited (UKNNL) is seeking a Safety Case Advisor to develop, implement and review safety cases in response to operating changes and project demands. The role spans coordination with stakeholders, regulatory bodies and internal teams to ensure clear, user-friendly safety documentation and robust safety case delivery.

This development opportunity is banded across the role's range; a structured plan will be provided based on experience.

Qualifications

• Experience of regulatory interface.
• Ability to influence, communicate and work with diverse stakeholders.
• Strong analytical thinking and problem solving.
• Attention to detail and resilience.
• Proficient with MS Office.
• Able to obtain SC level security clearance.

Responsibilities

• Provide high quality safety case advice.
• Collaborate with key disciplines to support safety case development.
• Manage facility safety case activities and regulatory engagements.
• Present safety case documents to safety committees.
• Mentor junior SCA community and maintain knowledge of relevant legislation.

Skills

Regulatory interface

Stakeholder collaboration

Analytical thinking

Attention to detail

Resilience

MS Office

Communication

Relationship building

Security clearance readiness

Education

Degree qualified

Tools

SLP 2.17 suite

SC Process guidance notes

Job description

The following content displays a map of the jobs location - Sellafield, Cumbria

Salary up to £63,248 dependent on qualifications and skill set

Working Hours:

39

Location:

CA20 1PG

Closing Date:

23/11/2026

Business Area:

Infrastructure & Compliance

Job Introduction

Job Description for Safety Case Advisor:

There’s never been a more exciting time to be part of the nuclear sector. New opportunities are being created all the time. At UKNNL, you’ll be in the ideal place to capitalise on this momentum, face new challenges and develop a long, successful and meaningful career.

We’re an organisation that’s here to experiment and push the limits of what’s possible. So, if you’re keen to excel in your chosen field, this is the place to do it. Because at UKNNL, anything is possible.

The role is to support the SCM/SCM(P) in the development, implementation, maintenance and review of the safety case in response to required operating changes and/or emergent project pipeline demands. The role is to ensure that the safety case delivered is clear and user friendly for all stakeholders.

This is a development opportunity and thus the salary is banded across the entire range for the role, a development plan will be put in place depending upon level of experience of the successful applicant.

Main Responsibilities for Safety Case Advisor:

• Provide high quality safety case advice.
• Work collaboratively with other key disciplines to support safety case development.
• Implementation and management activities for the facility.
• Facilitating communication between relevant stakeholders.
• Seeking and delivering improvements.
• Present safety case documents to safety committees on behalf of the SCM (as required).
• Look for, use and share learning from internal and external sources and from events and good practice.
• Support engagements with regulatory bodies and other external stakeholders for the associated facility safety case.
• Deputise for the SCM in areas where technical competence has been demonstrated.
• Identify and participate in improvement initiatives on safety case process and implementation in the workplace.
• Maintain up to date knowledge of relevant legislation and regulatory/company policies.
• Help train/coach/mentor existing junior SCA community to help them attain SQEP status.

Essential Criteria for Safety Case Advisor:

• Experience of regulatory interface.
• Ability to influence, communicate and work collaboratively with a range of stakeholders across a team and business area.
• Good analytical thinking skills, with experience of solving novel and possibly challenging technical issues.
• High attention to detail.
• Self-motivated with a high level of resilience.
• Computer literate with MS Office suite.
• Ability to build and maintain effective working relationships.
• Ability to obtain SC level security clearance (this includes but is not limited to identity, employment, financial and criminal record checks plus 5 years’ worth of UK residency).

Desirable Criteria for Safety Case Advisor:

• Degree qualified or relevant experience.
• Conversant with SLP 2.17 suite and associated SC Process guidance notes.
• Previous experience in operations, engineering, technical disciplines or in a support team for an operational plant.
• Conversant with ALARP principles.
• Knowledge of the relevant Site Licence Conditions.
• Experience of report writing.
• Experience of applying new approaches or innovative solutions.
• Strong communication skills - written and verbal.

UKNNL isn’t just a place where you can do career-defining work that makes a real-world impact. It’s also a place where you’ll feel appreciated and valued. We’re creating an inclusive workplace where everyone is free to be themselves and feel like they belong. We put your wellbeing first, we push you to reach your potential, and we do everything possible to help you feel safe, supported and inspired.

We also offer a range of employee benefits:

• Sector leading Family-Focused Policies: celebrate life events, including enhanced maternity and paternity leave and a week off for your marriage.
• UKNNL offers attractive pension plans. If you contribute 5%, UKNNL contributes 15%. Alternatively, if you choose not to contribute (0%), UKNNL will still contribute 10%.
• Annual Leave: Benefit from 25.5 days of leave, plus 4 extra days to be taken during Christmas shutdown, plus Bank Holidays.
• Reduced gym membership with discounts of up to 25% from 3,700 gym and leisure providers across the UK
• Company Bonus: Be rewarded for your contributions.
• Learning Opportunities: Enhance your skills through excellent development programmes.
• Employee Assistance: Access support for personal and professional challenges.
• Cycle to Work: Stay active and eco-friendly.
• Life Assurance: Ensure peace of mind for you and your loved ones.
• Enhanced Sick Pay Benefits: Receive support during illness or injury.
• Access to ‘Mydiscounts’ which has a range of special offers and discounts from more than 200 suppliers, including medical insurance and dental insurance.
• Health Care: Health savings plan which allows you to claim money back on visits to the dentist, optician and/or physiotherapist (limits apply).

About The Company

UKNNL is an incredible place to work. A place where people do things that have never been done before. A place where people push boundaries to further themselves, the business and society as a whole.

This is a place where personal and professional opportunities are limitless. If you want to change the world, if you want to tackle climate change, if you want to help advance medical science, if you want to help put things in space, if you want to answer the big questions, if you want to work with extraordinary materials, if you want to meet great people, learn new skills, challenge yourself, work flexibly, and build a long successful career with the power to make a real impact… you can do it all here.

Equality, Diversity and Inclusion

UKNNL has a vision for Equality, Diversity and Inclusivity (ED&I) where UKNNL aims to be an inclusive workplace that attracts diverse talent through transparent and equal policies and procedures, providing reasonable adjustments as appropriate. We want you and the diverse mix of people that we employ, customers that we service and stakeholders that we influence to feel valued. We encourage a workplace culture where everyone can thrive with a sense of belonging and the ability to access to workplace in a way which works for you.