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Safety Case Assessor

Sellafield Ltd
Sellafield or Risley, United Kingdom
£40,606 – £69,636 depending on experience
Closing date
26 Jul 2024

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Materials, Safety, Systems
Job Type

Job Details

Location: Sellafield or Risley

Starting Salary: £40,606 – £69,636 depending on experience
Bonus: Up to either 10% or 15% base salary per annum based on achievement of Company targets and personal performance.

Safety Cases form the backbone of nuclear safety at Sellafield, helping develop safe solutions for projects and maintain safe conditions on our facilities.

The Safety Case is not only a fundamental requirement of our licence to operate, but essential in our understanding of hazards and safety controls.

Safety Case professionals work on projects and facilities site-wide and through the full facility lifecycle from design, through operations, to decommissioning and demolition. They are responsible for not only understanding and analysing the nuclear hazards and risks that could occur but identifying how safety can be managed and ensuring robust controls are implemented in practice.

Our Profession Mission; To deliver Sellafield Ltd’s legal obligations in achieving the mission of delivering a clean and safe environment for future generations, through the development and management of nuclear safety cases.

Our Profession Vision; We are One Team with an enterprise-wide focus, with the right people, skills and tools to deliver the SL mission. Our structure provides everyone with clarity on their contribution and we operate in an environment where individuals and teams can thrive.

The role of a Safety Assessor is to provide safety assessment advice and supporting documentation to all areas of the Sellafield Ltd Business in a fit for purpose, proportionate manner in line with the expectations set in the SL Safety Case Process arrangements.

Proactively seeking and sharing relevant learning, as well as identifying and implementing potential improvement opportunities are expectations of the role.

We are looking for Safety Assessors of all experience levels (entry point in to the company will reflect experience levels) and covering all disciplines (Radiological, Criticality, Dose and Shielding, Nuclear Fire).

Typical tasks undertaken by Safety Assessors include, but not limited to:

• Delivering safety assessments advice and documentation, supporting the development of hazard management strategies, contributing to the development of safe solutions, leading hazard identification studies.
• Undertaking appropriate verification of safety assessments and supporting documentation.
• Coordinating the delivery of and providing day to day oversight of specified safety assessment resources.
• Providing support to the enterprise-wide Safety Cases Profession activities.
• Implementing the standards and expectations of the Safety Cases Profession.

The Ideal Candidate:

• A degree in Physics, Chemistry, Mathematics or STEM related subject.
• Experience in to building relationships and engaging collaboratively and effectively with a variety of stakeholders.
• Ability to solve complex, multi-dimensional problems.
• Ability to communicate technical information to a non-technical audience.
• Excellent report writing, written and verbal communication skills.

An experienced candidate would have:

• Experience in application of safety case processes, methodologies, and tools proportionately and effectively.
• Experience in influencing and lead the day-to-day delivery of nuclear safety professionals in the delivery of integrated nuclear safety cases and underpinning assessments.

Why choose Sellafield?

Seventy-five years ago, we helped to create the nation’s nuclear deterrent. Today, we’re using our unrivalled knowledge of nuclear to create a clean and safe environment for future generations.

In cleaning up the birthplace of the UK’s nuclear industry, we are once again generating growth and employment in West Cumbria, the North West of England and beyond.

Our 11,000 strong workforce is joined by more than 40,000 people from the best of the best in the nuclear supply chain, from small Cumbrian businesses to global market leaders. We need this diversity of thinking, of backgrounds, cultures and experiences.

What’s in it for you?

At Sellafield Ltd, we are committed to supporting our employees in fulfilling their potential. With 100 years of work in front of us, we offer comprehensive training and development opportunities, enabling you to feel inspired in your role. Whatever area you join us in, you’ll find a genuinely exciting and rewarding career.

Making sure our employees feel supported is important to us. Therefore, to help you get the most out of life in and outside of work, we also offer a range of employee benefits:

• An attractive defined contribution pension scheme – the company will match up to 13.5% for a 7% employee contribution!
• You will be eligible to take part in an Annual Incentive Scheme, which provides a bonus payment up to 10% or 15% base salary per annum based on achievement of Company targets and personal performance rating as discussed with line management.
• 30 days annual leave + bank holidays. Plus, the ability to purchase an extra 2.5 days per year.
• The ability to carry over 10 days annual leave each financial year.
• Paid Sick Leave.
• Visit our Rewards & Benefits page to read more.


Work at Sellafield Ltd, and you’re not just building a career. You’re embarking on a mission. Joining 10,000 men and women on a 100-year project transforming the Sellafield site, leaving it a safe, environmentally sound space for all the generations that follow.

Tomorrow-defining work

Sellafield Ltd is a global centre for nuclear engineering management. We pioneered the harnessing of nuclear power to generate electricity for the country. Now the world is watching as we set international standards in high-hazard reduction. In short, we’re at the forefront of the industry.

A smart community

We have the site at Sellafield (West Cumbria) and our office at Risley (near Warrington). Together, these are home to the greatest concentration of PhDs in the UK. Join us and you’ll work shoulder-to-shoulder with industry-leading – sometimes world-leading – experts. There are generations and generations of knowledge here and people only too willing to share it. Our culture of continuous improvement is underpinned by commitment to professional and personal development few can match.

Projects on an epic scale

The Sellafield site is one of the biggest construction sites in the UK. Our challenges are almost always industry firsts. Hazard reduction is incredibly demanding technically, calling for vision, imagination and expertise. The complexity of each project is unmatched anywhere else in the nuclear sector.

We currently have 11 major projects either in design or construction, with more than £350 million per year invested. Whether you’re designing, delivering or supporting these projects, we’re talking about CV-defining opportunities.

A global nuclear renaissance

There’s a nuclear renaissance going on around the world. This is an industry for the future – with Sellafield Ltd at its heart. The skills you gain with us will stand you in very good stead – whether leading projects here, progressing your career in the wider world of nuclear energy, or working in a different sector entirely.

Excellent safety

Our relentless pursuit of excellence is reflected in our health, safety, security and environmental performance, and the quality of the products and services we deliver to our customers. One in five of our employees have a specific safety role – helping to ensure that our safety performance is world-class across our operations and sites.

Breathtaking beauty or city life

Opportunities based at our Sellafield site and Risley office come with the opportunity to live in one of two great locations. Whether you’re seeking outdoor thrills or tranquility, you’ll find it all close at hand in the Lake District or along the Cumbrian coast. Our Risley office combines hi-tech development with close proximity to the vibrant city life of Manchester and Liverpool.




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