At Sellafield Ltd, we are harnessing our expertise; bringing together world-class skills and innovative technology to solve complex nuclear, infrastructure, and engineering challenges. By joining Sellafield Ltd, you join an amazing team of people, from all walks of life, where you can thrive in a connected, considerate culture of innovation, collaboration, and community; and play a significant part in the UK’s sustainable nuclear future.
The challenges we face are amongst the most complex anywhere in the world. We are using advanced technologies to shape, create and advance the world’s nuclear decommissioning knowledge and capability. That’s why our work is driven by people with a passion for problem-solving and innovation.
To support and contribute to the successful delivery of the scope, schedule and cost against the work scope of an assigned sub category/ portfolio/programme/project by the ensuring the optimum provision of fit for purpose goods and services from the Supply Chain.
The Site Operations Team category encompasses a diverse and critical portfolio including Maintenance, Repairs and Operations (MRO) commodities and services, as well as utilities, gases, and chemicals. As Senior Buyer, you will lead on a range of low/medium risk procurement activities as well as supporting the Category Manager/ Procurement Lead in more complex areas, while working collaboratively with the Sourcing Delivery team to deliver fit‑for‑purpose solutions. The role also involves partnering across the wider NDA Group on a number of collaborative procurement activities, ensuring alignment and consistency of approach therefore you will be required to have a good/broad knowledge of procurement processes.
The portfolio encompasses key strategic contracts that are fundamental to supporting operational delivery. As such, experience in supply chain and contract management is essential to develop and implement solutions that maximise value, drive performance, and support business objectives.
- To establish, collate and conduct the initial analysis with regard to the forecast of demand requests, challenging demand requirements to ensure that the correct/compliant procurement route is used and assist in market research and engagement to ensure value for money sourcing is achieved.
- To provide varying degrees of support to the management of sourcing, assessment, selection and award of contracts of low to medium value/ complexity/risk dependent on grade including, to ensure value for money procurements are undertaken.
- To support the production of/produce non- complex contract strategies, and ensure compliance with Commercial Directorate policies, procedures and governmental requirements so that commercial risks are identified and mitigated dependent on grade. With support, draft strategies for complex contracts of relatively high value and/or commercial risk , including relevant cost models.
- Ensure activities undertaken comply with Commercial Directorate policies, procedures, legislative and governmental requirements so that commercial risks are identified and mitigated.
- Ensure value added commercial and financial contract management techniques are used in the management of contracts through to contract close out, in order to drive performance and ensure that contract benefits are fully realised including both monetary savings and soft benefits.
- Work collaboratively with internal stakeholders, customers and professional functions, providing external insight, commercial support advice and guidance and support the continued development and embedding of commercial awareness across the business.
- To accurately develop/ maintain procurement activity records, reports and data in a timely manner.
- To provide professional advisory commercial support and guidance to internal customers, taking proactive steps to improve and embed commercial awareness across suppliers/clients/contractors to ensure wider business objectives are met.
- Competent in the use of commercial systems and coach others in the use of.
- To support and coach colleagues within the Directorate and business areas where applicable to ensure the transfer of knowledge and skills, therefore contributing to the development of a high performing culture and the delivery of the business, directorate and team objectives.
- HND/Degree in Business Management, Procurement, Quantity Surveying, Supply Chain Management or relevant discipline OR demonstrable experience in lieu of this.
- Experience working in procurement/supply covering a broad range of products and services.
- Working knowledge of the Procurement Act 2023.
- Chartered Institute of Procurement and Supply Practitioner (Level 4) and actively working towards Advanced Practitioner (Level 6) in line with Learning Agreement or Royal Institute of Chartered Surveyors equivalent.
- Understanding/application/working knowledge of relevant legislation and guidelines e.g. NEC 3 terms and conditions.
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:
- You will benefit from an annual bonus of up to 10% – 15%, made up of company and personal performance
- An attractive defined contribution pension scheme – the company will match up to 13.5% for a 7%
employee contribution!
- 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
- Family Friendly Policies – Visit our Rewards & Benefits page to read more
- Cycle to Work Scheme
- Lifestyle Benefits sasra.co.uk
- Learning & Development Opportunities https://careers.sellafieldsite.co.uk/work-with-us/learning-anddevelopment/
- Reward & Recognition Policies
- Welfare & Employee Assistance Programme
- Free Aviva Health App & Annual Health Check
- MyDiscounts – Employee Savings & Discounts
- MyBenefits – A Charity Giving Scheme
- Many, many more! Click this link to visit our Rewards & Benefits page:
https://careers.sellafieldsite.co.uk/work-with-us/rewards-and-benefits/
- The closing date for this vacancy is Monday 24th August 2026.
- In the event of a high number of responses to any advert, Sellafield Ltd reserves the right to close the advert early. Once closed, the advert will be removed from our website. We encourage you to submit your application as soon as possible to avoid disappointment.
- As part of the application process you will be asked to provide evidence of your qualifications. Attaching them at application stage will ensure a smooth process and prevent delays.
- Please regularly check your Spam/Junk folders for news about this vacancy, correspondence could contain invitations to interview and other important updates.
- Sellafield Ltd are recognised as a Disability Confident Employer (Level 3). Disability Confident employers offer an interview to disabled applicants that meet the minimum criteria for a vacancy. Sellafield Ltd define the minimum criteria as the ‘essential skills’ which are listed on the vacancy notice. Whilst completing your application form, you will be able to indicate if you wish to be considered under the disability confident scheme. If you would prefer to discuss this directly with us, please contact the GBS Recruitment team on [email protected]
- Please be aware that this role is subject to achieving security clearance. This role requires higher level of National Security Vetting where applicants must typically have 5 or 10 years of continuous residency in the UK. Factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the level of clearance you’re able to achieve.
