The Developing Engineer scheme is designed to develop employees, who have a minimum level 3 qualification, (in an Engineering, Science or Technical subject), into critical roles including Plant, Maintenance and Reliability Engineers. This Expression of Interest will be advertised once per year and will be advertised for 4 weeks, closing on Sunday 17th May. Shortlisting will take place mid May and Informal Discussions will be held June 2026. Successful applicants will commence a 2-year programme, commencing in January 2027, where they will take part in a number of placements across Engineering & Maintenance. They will be provided with a support network. Current base pay and associates allowances (excluding shift pay), will be retained for the duration of the scheme. If the successful candidate was currently in receipt of shift pay, this will cease on commencement of the scheme as this position is a day role. Subject to successful completion of all programme requirements, successful applicants will be confirmed in post to B4B. It is expected that interested applicants who are not already studying towards a level 5/6 qualification, raise a Further and Higher Education request to commence study in the 2026/27 Academic Year. Available via K2. On application, please ensure the required minimum Level 3 qualification in an Engineering, Science or Technical subject is uploaded. Please complete the mandatory questions as part of your application in order to be considered for the role of Developing Engineer within Engineering and Maintenance. Information will be stored for 12-months once received by E&M Capability Support.
At least 2 years’ service with the company / 2 years post–Craft Apprenticeship with SL My Contribution performance rating of at least ‘Meets Expectations’ My Contribution potential rating of potential to progress (if B5 or B4C) Fully competent/fully accomplished in current role A level 3 qualification in engineering, science or technical subject Commitment that if successful the candidate would continue to study towards a level 5/6 qualification in a related subject
Principal Developers are responsible for designing, developing, and implementing innovative technical software solutions (both on-prem and cloud) that meet ISO/ICT’s, and Sellafield Ltd.’s, strategic business needs. They serve as Subject Matter Experts for the technical aspects of Microsoft Power Platform products within the ISO portfolio. They are responsible for the delivery of bespoke applications development and maintenance for projects. They develop and maintain bespoke applications as part of the ISO Development and Configuration capability, delivering solutions in a safe, secure, and professional manner to relevant technical and business best practice and standards in order to support Sellafield Ltd in its technical vision.
Support the delivery of digital products across ISO/ICT and Sellafield Ltd by developing software components and writing clean, secure, and well-tested code to provide quality solutions. Troubleshoot and resolve complex technical issues that arise during development and after deployment. Provide technical leadership during all phases of the software development lifecycle (SDLC). Ensure that security, stability and capacity are embedded in the development and deployment of services. Proactively manage service components in line with key performance indicators (KPIs), supporting service availability and capacity management as well as the identification and resolution of service faults. Optimise development processes by analysing existing workflows, identifying improvements, and supporting their implementation. Design, review, and support the quality assurance of software solutions to ensure they effectively mitigate security threats. Apply modern development techniques and standards to the delivery of all software solutions and encourage adherence to them among other developers. Use a variety of prototyping methods, sharing best practice and supporting other developers in their application, while considering the strategic end-to-end design of services. Design systems in line with architectural principles, policies and organisational standards. This may also include supporting their implementation and procurement. Support systems integration by defining the integration build, coordinating build activities across systems, and participating in testing. Support engagement with the Digital & Business Partnering team to understand customer needs and translate them into user stories. This includes identifying appropriate tools and methods to prioritise user stories and clearly articulating...
The Platform Engineer III QlikView / PowerBi is accountable for the strategic implementation, ongoing maintenance, and continuous optimisation of our core platforms. This role demands a high level of technical ownership and leadership in collaborating with cross-functional teams to deeply understand and effectively translate user and business requirements into scalable platform solutions. The position involves proactively making informed recommendations based on a comprehensive understanding of system functionality and architecture. It includes identifying and championing opportunities for the adoption of leveraged technologies that streamline processes, enhance system performance, and elevate the end-user experience. This role is critical to the reliable and secure operation of the platform and encompasses responsibility for overseeing licence and entitlement management, leading environment setup and lifecycle maintenance, and administering and optimising the platform gateway and related infrastructure components.
Act as the Subject Matter Expert (SME) for Platform Administration and Environment Management within SL/ISO, for QlikView platform operations, ensuring stability, scalability, and alignment with business intelligence needs. Lead vendor relationship management activities, ensuring strategic alignment, fostering collaboration, and driving continuous improvement through structured engagement, performance reviews, and roadmap planning. Act as the primary point of contact for key suppliers, facilitating regular performance reviews, joint planning sessions, and continuous improvement initiatives aligned with organisational goals. Design, configure, and maintain QlikView environments (Development, Testing, Production), ensuring they are robust, secure, and aligned with organisational standards. Monitor environment performance, usage, and security across platforms such as QlikView; implement improvements and best practices to support the defined strategy and contribute to its ongoing development. Serve as the primary technical liaison with external platform vendors and service providers (e.g. Qlik), ensuring effective delivery and continuous evolution of platform capabilities. Manage supplier performance against agreed SLAs and KPIs, ensuring accountability for service quality, timely issue resolution, and continuous improvement. Coordinate platform-related changes and upgrades with external partners, ensuring alignment with internal governance, change management, and release processes. Identify opportunities for innovation and cost optimization through strategic supplier engagement and by maintaining awareness of vendor roadmaps and emerging technologies. Participate in contract and vendor reviews, providing technical input to procurement and commercial teams to ensure platform services meet both business and technical requirements. Ensure suppliers operate in accordance with Sellafield Ltd.’s compliance and security standards. ...
Principal Developers are responsible for designing, developing, and implementing innovative technical software solutions (both on-prem and cloud) that meet ISO/ICT’s, and Sellafield Ltd. strategic business needs. They serve as Subject Matter Experts for the technical aspects of Microsoft Power Platform products within the ISO portfolio. They are responsible for the delivery of bespoke applications development and maintenance for projects. They develop and maintain bespoke applications as part of the ISO Development and Configuration capability, delivering solutions in a safe, secure, and professional manner to relevant technical and business best practice and standards in order to support Sellafield Ltd in its technical vision.
Joining the Operational Security Team offers a unique opportunity to work at the forefront of protecting critical systems and services that people rely on every day in the nuclear industry. This role places you directly in the operational security environment, where your actions have real, immediate impact detecting threats, responding to incidents, and helping maintain the resilience and security of essential infrastructure. It is an excellent opportunity for individuals looking to develop or deepen their cyber security expertise in a practical, hands-on setting. You will gain exposure to real world security events, modern tooling, and evolving threat landscapes, building skills that are highly valued across the industry. Beyond technical development, you will be part of a collaborative and mission driven team, working alongside experienced professionals who are committed to continuous learning and improvement. The environment encourages curiosity, critical thinking, and proactive problem-solving qualities that are essential in today’s cyber security landscape. For those motivated by purpose, challenge, and professional growth, this role offers a chance to make a meaningful contribution while building a rewarding and future proof career.
We are looking for motivated and curious individuals who have a strong interest in cyber security and a desire to work in a high consequence, operational environment. You do not need to be an expert, but you must bring the right mindset, integrity, work ethic and willingness to learn. Ideal candidates will: Demonstrate a genuine interest in cyber security, technology, and emerging threats Be proactive, inquisitive, and willing to challenge and investigate anomalies Remain calm and methodical when working under pressure Have strong analytical and problem-solving skills, with attention to detail Communicate clearly and effectively, both written and verbal Work well as part of a team, contributing to a collaborative and supportive environment Show a strong commitment to nuclear safety, security, and compliance. Some experience in IT, or security is advantageous, but equally important is the right attitude and a willingness to develop. This role would suit individuals looking to transition into cyber security, as well as those seeking to build on existing experience in a more operational and mission-focused setting. If you are interested in applying, please ensure you have informed your line manager, they are willing to release you and that you are currently at the correct substantive grade for this opportunity. In Profession EOI Contact/s: Gordon Fletcher - gordon.fletcher@sellafieldsites.com The informal interviews for this EOI are expected to take place on 19th May 2026. If you choose to apply for this role and your application is shortlisted by...
The Data Centre Management team currently consists of the Data Centre Manager, we are looking for someone to provide operational, administrative, and coordination support to the Data Centre Manager to ensure resilient, compliant, and efficient DC operations across facilities, IT infrastructure, and services: Currently a team of one so lots of scope for self-development and influencing the direction of the team. Supporting the production of documentation to manage the Data Centres and Comms Rooms. Enhancing your site knowledge, we have infrastructure across most SL building across all managed sites. Building relationships across a diverse range of stakeholders both internal and external. Supporting to improve the legacy position of the SL IT infrastructure. Developing management skills. Collaboration with the wider Service Management teams including Change, Incident, Pace and Service Continuity.
Background in IT infrastructure. Good understanding of the services provided by ISO. Be able to advise on the impact of 3rd parties undertaking work affecting the IT infrastructure, e.g. Electrical Maintenance. Knowledge of Change & Incident Process. Able to manage and communicating with stakeholders at all levels of the organisation. Familiarity with the site, it’s layout and plants. Someone willing to step up and take responsibility where appropriate but also understand their limits and when to ask for support. Able to work autonomously. Interested in learning the non-IT aspects for Data Centre Management including critical building infrastructure (e.g., UPS, Generators, BMS, HV/LV systems and switching, cooling systems, etc.) Be able to problem solve, breaking down problems into smaller more manageable parts. Understands how the infrastructure and services we manage support the safe and secure operation of Sellafield. Please note to apply for this EOI you must work within the ISO Profession and Band 4B. Open VN Number of Vacancies: 1 Contact/s: Chris Cripps If you choose to apply for this role and your application is shortlisted by the hiring manager, you will be invited to an informal discussion. 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...
Are you ready to take the next step in your Sellafield Fire & Rescue Service career? We are inviting expressions of interest from motivated and capable SF&RS firefighters who are keen to progress into the role of Crew Manager as part of our structured Career Pathway process. This is an exciting opportunity for those ready for the next chapter in their leadership journey and contribute to the continued excellence of our operational service. As a Crew Manager, you’ll play a vital leadership role - supporting operational delivery, developing SF&RS teams and upholding the highest standards of safety and professionalism. This is an excellent opportunity to: Develop your leadership and incident command skills Contribute to training, operational readiness and risk management Be a role model for SL’s Nuclear Professionalism Standards. Participation in and successful completion of the SL Strengths Based Assessment is a mandatory step within the Crew Manager Career Pathway. Once successfully passed, individuals will enter a holding pool until a Crew Manager position becomes available. If more than one candidate is in the pool when a vacancy arises, a structured scoring process will be applied using agreed criteria to ensure fair and transparent selection. Full details of how the pathway works and the governance procedure can be found via the ‘Career Pathways’ tab on the ‘Security, Resilience and Emergency Management SharePoint Page’.
Crew Managers are responsible for supporting the Operational Station Manager in the delivery of an effective and efficient emergency response service to the Sellafield site. Under the direct command of the Operational Station/Watch Manager they attend incidents as directed to undertake operations commensurate with role in line with the site’s Concept of Operations for Unified Command and Control. They also have a responsibility to uphold the values and standards of the service. Fully competent SF&RS firefighters who have a My Contribution ‘Performance Rating’ of ‘Meets Expectations’ or above AND a ‘Potential Rating’ at ‘Potential to progress at a higher grade or zone in the organisation’. NB: Individuals who have received ‘Unable to rate’ as their last/current rating will also be able to express their interest. Please submit your Expression of Interest including: Q1 Supporting competence & maintaining standards Describe how you would support your team to maintain high operational and safety standards, including how you would identify and address gaps in skills or performance. Your answer must outline the steps you would take in the Crew Manager role and include a real example of when you have helped someone improve their skills, confidence or performance (maximum 500 words). Q2 Building positive culture & team behaviours Explain how you would help build a positive, professional and inclusive culture on your watch that aligns with Sellafield’s Nuclear Safety, Security and Standards expectations. Describe the behaviours you would model, how you would handle minor issues early and provide a real example of how...
Career Pathway Description. Are you ready to take the next step in your leadership journey within Sellafield Fire & Rescue Service? We are inviting expressions of interest from capable and committed SF&RS Crew Managers (or those who have completed the Crew Manager Career Pathway) who are keen to progress into the role of Watch Manager through our structured Career Pathway process. This is a key opportunity for those ready to lead teams, manage operational readiness and uphold the highest standards of safety, professionalism and nuclear security across the Sellafield site. Participation in and successful completion of the SL Leadership Standard Assessment is a mandatory step within the Watch Manager Career Pathway. Once the pathway has been successfully passed, individuals will enter a holding pool until a Watch Manager position becomes available. If more than one candidate is in the pool when a vacancy arises, a structured scoring process will be applied using agreed criteria to ensure fair and transparent selection. Full details of how the pathway works and the governance procedure can be found via the ‘Career Pathways’ tab on the ‘Security, Resilience and Emergency Management SharePoint Page’.
Watch Managers play a critical leadership role within SF&RS. Acting on behalf of the Station Manager, they supervise and develop teams of firefighters to ensure readiness for fire, medical, environmental and other emergency incidents. They provide incident command, manage safety-critical and SQEP training and oversee the inspection, testing and maintenance of fire and rescue equipment. Watch Managers also support multi-agency coordination, apply JESIP principles and contribute to strategic site command operations, including liaison duties at the Main Site Command Facility (MSCF). The role demands resilience, sound judgement and the ability to lead by example in high-pressure environments. Responsibilities of a Watch Manager include: To lead and develop operational teams to maintain SF&RS emergency response capabilities. To act as Incident Commander and apply risk-based decision-making in dynamic situations. To manage the delivery of training, competence assurance and safety-critical activities. To represent SF&RS in multi-agency command environments and support site command centres. To uphold SL’s Nuclear Professionalism Standards and contribute to a strong leadership culture. Substantive SF&RS Crew Managers who have a My Contribution 'Performance Rating' of 'Meets Expectations' or above and a 'Potential Rating' of 'Potential to progress at a higher grade or zone in the organisation'. Substantive SF&RS firefighters who have successfully completed the Crew Manager Career Pathway. They must also have a My Contribution 'Performance Rating' of 'Meets Expectations' or above and a 'Potential Rating' of 'Potential to progress at a higher grade or zone in the organisation'. NB: Individuals from...
We are opening an Expression of Interest (EOI) for those interested in starting their journey to become a Team Leader within Engineering & Maintenance Profession. The site approach to identifying and developing Team Leaders includes completing a Strengths Based Assessment and a Leadership Standard Assessment, further details are available on https://sellafield.pagetiger.com/byyeben/1
To be invited to the assessment you must: Be a Sellafield Employee. Discuss your interest with your Line Manager. Be fully competent/fully accomplished in your current role. Have achieved at least meets expectations in your most recent end of year performance rating. Be willing to move to another facility or working pattern in a Team Leader role. Be up to date with your SQEP requirements. Time served craftsperson. Ability to obtain Maintenance ASQEP. Open VN Contact/s: Debbie Eilbeck Please answer the questions in the “Apply now” section to outline as to why you are interested in becoming a Team Leader. We ask that you discuss your interest with your Line Manager before completing the form as they will be asked to approve it before you are invited to an assessment. The dates for the assessments are still to be finalised; you will receive email updates to keep you informed how your application is progressing. As outlined in the process, meeting the standard informs suitability for a Team Leader position, but is not a formal offer of a Team Leader role. 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...
Provide an expert front line civil maintenance support service to improve and maintain the effectiveness of the plant/facility.
Deliver a front-line civil maintenance engineering service decreasing the mean time to repair to ensure efficiency of the plant/facility. Collaborate with Plant Engineer and supply chain contractors to enable the efficient delivery of business objectives. Proactively identify plant problems (especially recurring issues) and co-ordinate appropriate corrective maintenance actions with minimal/no supervision from Line Management. Comply with appropriate regulations, standards and policies and carries responsibility for safety, cost and quality standards for their teams. Liaise with the Plant Engineers to prioritise civil maintenance activities to optimise operations and maintain safety. Effectively organise civil maintenance work (POW) for supply chain contractors, preparing work packages for the one-off civil maintenance activities (outside of the work planning process) to allow prompt delivery of work. Confirm specification requirements (typically with Plant Engineer) for civil maintenance works and then liaison with supply chain contractors to ensure works are completed as per the specification. Respond to Technical Queries (TQs) as appropriate and escalate as required. Use their technical expertise and experience to actively coach and mentor less experienced members of the Civil Equipment Programme. Prioritise and review Maintenance Instructions and plant / facility drawings through liaison with Plant Engineers and local technical experts to ensure that any modifications are included to ensure technical accuracy. Prepare and deliver the appropriate technical content required to raise Plant Modification Proposals (PMPs), following the recognised formal process for the plant/facility. Uphold the site maintenance standards to ensure that they...
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