Senior/Principal Nuclear Safety Engineer Warrington United Kingdom Published on 2026-02-03 in England

AFRY offers a challenging career path in one of the world’s leading energy industry consultants. Due to the growth of our business, we have a new opportunity for an Experienced Scientist, Engineer or Mathematician to join an expanding team of Safety and Reliability specialists in AFRY’s Nuclear Business Unit. The successful candidate will assist with the development and implementation of a variety of projects in nuclear safety and reliability services for a wide range of domestic and international clients.

You will contribute to projects in the following areas:

• Hazard Identification techniques
• Safety and Hazard Analysis
• Quantified Risk Assessment
• Engineering design substantiation
• Option studies
• Plant and Site licensing
• Safety case documentation production, review and update
• Management and development of new and existing client relationships
• Management of small and larger scale projects
• Mentoring emerging talent

Qualifications:

It would be great if you had some of the following skills, but don’t worry if you don’t tick every box, we’ll help you develop along the way:

• Science or Engineering degree in a relevant STEM subject
• Experience in the nuclear sector
• An aptitude for quantitative and qualitative analysis, including statistics
• The ability to explain complex information in a clear and logical way
• Due to the sensitive classification of the work, this position is only available to British nationals who have the ability to hold appropriate level of UK security clearance for projects
• You will be working in a commercial environment against budgets and deadlines so you will need to be able to think for yourself, be pro-active and have a business-oriented mindset
• Willingness to work away from your home office on UK projects for extended periods of time or abroad

One or more of the following would be an advantage but is not essential:

• Experience in system safety analysis, including fault tree analysis and event tree analysis
• Track record of delivering technically challenging projects
• Experience working on projects in the nuclear industry
• Professional recognition with an appropriate body is an advantage but not essential; if you are currently working towards professional recognition assistance will be provided

AFRY is an international engineering, design and advisory company. We support our clients to progress in sustainability and digitalisation. If you are looking for a workplace where you will develop and at the same time contribute to something meaningful, you have found the right place. We are 19,000 devoted engineers, designers and experts. We operate within the fields of energy, infrastructure, industry and digitalisation, creating sustainable solutions for generations to come.

We welcome all who are brave enough to do what they believe in. You will be part of a global, inclusive and diverse company where our differences are our strengths. We believe in the power of diverse experiences, perspectives, and backgrounds. We respect each other and have fun at work. At AFRY, you can be yourself.

At AFRY, we believe in the importance of inclusion and so we welcome and cherish diverse experiences, perspectives, and backgrounds. We are actively looking for qualified candidates irrespective of gender, gender identity, sexual orientation, ethnicity, religion, disability, age, or periods of unemployment. We recognise that there are many reasons for taking time between jobs, from caregiving responsibilities to continuing education and we view these as positive aspects of your CV.

You will be part of a global company where our diversity is our strength. We value a healthy work-life balance and are committed to your wellbeing. We are open to flexible working arrangements, including part-time, flexible working patterns and we operate a hybrid working environment.

We offer a competitive salary and an excellent range of benefits, including 25 days holiday each year, private medical insurance, life assurance and a pension scheme. As part of your application process, please provide a CV and covering letter stating why you want to work for AFRY, what you can offer through the role and your salary expectations. We only accept online applications.

You must have the right to live and work in the UK. A full driving licence valid in the UK is required. No Recruitment Agency applications please.

At AFRY, we engineer change in everything we do. Change happens when brave ideas come together. When we collaborate, innovate technology, and embrace challenging points of view. That’s how we’re making future. We are actively looking for qualified candidates to join our inclusive and diverse teams across the globe. Join us in accelerating the transition towards a sustainable future.