Vacancies

15 jobs available

MPS Planner – 12 Month Opportunity

Closing date: 27/09/2026 View

Role area Operations
Location Sellafield West Cumbria
Band 4A

About the role

To provide and maintain a comprehensive MPS service for designated Plant Areas, including associated interactions, performance measurement and long term planning. This is a 12 month opportunity, open to applications from those graded 4A only.

Produce Annual Master Production Schedules for OU/Area process streams as required, maintain, update and issue Master Production Schedule weekly. Update the Site Manufacturing Plan / CEO Report weekly and in line with period reporting. Support the monthly Site Operations Integration meeting and Site Operations Planning (SOP). Update the Plan of the Week for Site Co-ordination meetings weekly, Fleetcall inputs. Co-ordinate and communicate with other manufacturing planners to ensure integration of MPS. Develop and maintain good relationships and network of contacts including associated OU/Area and Programme Office. Liaise with internal and external consignors for deliveries to respective plants where required. Provide appropriate visual management and KPIs. Provide guidance on issues appropriate to the individuals working area including information and analysis to Operations and OU Heads on operational performance. Monitor and visibility of performance, programme slippage and options for recovery. Active involvement in improvement initiatives/projects. Develop understanding of other Site MPS and cover as required. Maintain work instructions up to date to enable flexibility across the service. Deal with day to day queries with regard to the MPS and deliverables above. Be the first point of contact for planning queries from the OU or other customers/stakeholders. Attend monthly Programme and performance meetings, feeding in MPS data and develop understanding of Operational performance and impact on outcomes. Complies with legislative, regulatory and company policy standards and procedures e.g. safety, quality, risk, security etc. applicable to the...

CEO Project Support – 12 Month Opportunity

Closing date: 27/09/2026 View

Role area Business Management
Location Sellafield West Cumbria
Band 4A

About the role

To act on behalf of the Chief Executive Officer in supporting the delivery of the Cambridge Programme, ensuring strategic priorities are translated into tangible outcomes. The role operates with delegated authority from the CEO, providing senior project leadership, stakeholder management and delivery oversight across a complex portfolio of work involving internal and external partners. The postholder will work directly with senior leaders, subject matter experts and external stakeholders to drive progress, resolve barriers and ensure delivery remains aligned to organisational priorities and CEO expectations. This is a 12 month opportunity, open to applications from those graded 4A only.

Lead delivery of the Cambridge Programme on behalf of the CEO, translating strategic priorities into clear plans and outcomes. Drive progress across workstreams, maintaining oversight of performance, risks, dependencies and key milestones. Act as the primary programme contact, building strong relationships with senior internal and external stakeholders. Represent the organisation in meetings and engagement activities, influencing outcomes and resolving barriers to delivery. Coordinate governance, reporting and decision-making processes, ensuring timely escalation of issues and risks. Produce high-quality briefings, reports and presentations to support Executive and Board discussions. Provide strategic advice and support to the CEO, anticipating opportunities, challenges and decisions. Track actions and commitments through to completion, ensuring accountability and delivery. Identify opportunities to improve programme effectiveness and accelerate progress through practical solutions and continuous improvement. Essential Experience Significant experience leading complex strategic projects or programmes. Experience working with senior executives and influencing decision-making. Strong stakeholder management skills across organisational boundaries. Experience producing high-quality executive briefings and reports. Demonstrable track record of delivering outcomes in complex and ambiguous environments. Essential Skills Strategic thinking combined with a strong focus on execution. Excellent communication and influencing skills. Strong planning, organisation and prioritisation capability. Ability to work independently with delegated authority. Political awareness and sound judgement. Strong analytical and problem-solving skills. Open VN Number of Vacancies: 1 Contact: Rebecca Haniak The informal discussions for this vacancy are expected to be...

ICT Operations Engineer (Applications)

Closing date: 05/10/2026 View

Role area IT Information Services
Location Sellafield or Risley
Band 3B Lower

About the role

The ICT Operations Engineer at Sellafield plays a pivotal role in managing and optimising the technical operations within their designated Service Delivery pillar. This position ensures that the Service Delivery systems and components are aligned with business capabilities and Sellafield’s ICT Digital Strategy, providing essential technology solutions that support and drive the achievement of business objectives. The role demands a comprehensive understanding of the Service Delivery pillar components to effectively manage asset lifecycle, operations, risk, and business and supplier relationships. The ICT Operations Engineer plays a vital role in maintaining the stability, performance, and security of enterprise applications throughout their lifecycle. Operating in a technically complex environment, the role is responsible for third-line support, incident resolution, and proactive management of applications from deployment through to retirement. The engineer works closely with service owners, developers, and infrastructure teams to ensure applications are optimised, patched, and aligned with evolving business needs. Key challenges include managing legacy systems alongside modern platforms, ensuring minimal disruption during upgrades or transitions, and maintaining robust documentation and compliance. The role demands a high level of technical expertise, problem-solving capability, and a proactive approach to continuous improvement in a fast-paced, service-driven environment.

Ensuring ICT solutions are fully leveraged, compliant, and cost-effective, within your allocated portfolio, to maximise return on investment & reducing technology debt. Ensuring fit for purpose. Overseeing the day-to-day operations of ICT systems, ensuring high availability, reliability, and performance to meet the needs of the Sellafield Mission, including care and maintenance of systems through to decommissioning. Collaborating with cross-functional teams to deliver and maintain robust ICT solutions that align with Sellafield's strategic objectives and regulatory requirements, through participation and contribution to relevant Application, Delivery and Domain Governance. Proactively monitoring system performance and security, identifying potential issues, and implementing timely solutions to mitigate risks and ensure compliance with industry standards. Providing expert technical support and guidance to internal & external stakeholders, ensuring that all ICT-related queries and issues are resolved efficiently and effectively. To include Risk, Business Continuity, DR and Information Security. Contributing to the continuous improvement of ICT processes and practices, leveraging the latest technologies and methodologies to enhance operational efficiency and effectiveness. Liaising with Vendors and ICT Category management, for appropriate and best value license agreements in line with the vendors terms and conditions. Approving of financial requests from Business Support for any licensing & Maintenance Support renewals. Providing second level specialist support and guidance to colleagues across the Sellafield business (including audit) and support teams, to ensure internal systems work efficiently and meet business needs. Maintaining comprehensive documentation of ICT systems, processes, and procedures to support knowledge sharing...

Environmental Advisor

Closing date: 04/10/2026 View

Role area NEHSQ
Location Sellafield West Cumbria
Band 4C 4A
Closing date: 04/10/2026

About the role

Provides professional advice and guidance on environmental protection and compliance matters. This job ensures that operational, regulatory and organisational environmental standards are consistently met, contributing to the safe and responsible operation of facilities and projects in the nuclear industry throughout their entire lifecycle from construction and operation to decommissioning.

Environmental management and advice: Provide professional advice to management and staff on environmental matters, including interpretation and application of environmental permits and regulations, to support informed decision making and environmental protection. Provide input into the development of Sellafield Ltd (SL) environmental arrangements and standards to ensure effective environmental protection and compliance. Environmental Impact Assessment: Prepare technical reports (e.g. BAT Assessments and Environment Cases) to identify, evaluate and mitigate potential environmental impacts, ensuring relevant authorisations and consents are obtained, to enable new projects or modifications to existing facilities. Audit and Inspection: Undertake inspections, observations, and assurance activities (including oversight and assurance of the management system) to verify compliance with environmental standards and behaviours, and to identify environmental performance gaps and opportunities. Support the duty holder in the investigation of incidents and events, ensuring corrective actions are taken and learning opportunities identified and shared. Data analysis, and performance reporting: Review and interpret environmental metrics and analyse data to identify performance trends, providing reports to management to inform and drive improvement, and to the regulator to maintain compliance. Stakeholder engagement: Collaborate with facility operations teams, project teams and contractors to ensure environmental standards and expectations are integrated into design, construction, and operational activities. Act as a point of contact for all environment-related queries and support the Environment/EHS Manager and Duty Holders in interactions with external regulators and stakeholders (e.g. Environment Agency, LRQA), agreeing appropriate and proportionate ways to improve environmental performance and minimise regulatory risk...

Closing date: 04/10/2026

Engineering Support

Closing date: 04/10/2026 View

Role area Engineering & Maintenance
Location Sellafield West Cumbria
Band Band 5 Middle
Closing date: 04/10/2026

About the role

To provide front line specialist technical support service and guidance to Engineering and Maintenance (E&M) delivering the objectives of the E&M Strategy and ensuring compliance across all site licence conditions, NDA specifications and corporate strategies.

Use and maintain specialist systems, programmes, and procedures in line with agreed policies and practices. Co-ordinate and maintain data records and undertake data analysis, identifying trends to contribute to internal decision making and ensure compliance with site processes and standards. Where appropriate, assist in the training and development of others to appropriate standards. Ensure process adherence and increased data quality through the usage of the enterprise systems to aid decision making through engagement, influencing, and supporting individuals or teams to understand the benefits and standards. Promote a positive customer experience, interacting and influencing stakeholders, resolve issues and problems or refer more complex issues appropriately. Support the identification, collation, and implementation of improvements for continuous development of processes to improve performance and/or practices. Excellent written and verbal communication skills with the ability to advise and challenge individuals proposed decision making using technical knowledge. Ability to deal with internal and external stakeholders at all levels within the organisation. Ability to manage and prioritise own workload to meet business needs. Team player who can work flexibly as part of an enterprise-wide support function. Experience of managing, maintaining and assuring the quality of asset, engineering or technical data within business information systems, including the application of data standards, governance requirements and information quality principles to support effective business decision-making. Experience working with asset management, engineering, maintenance or operational stakeholders to gather, validate, improve and communicate asset information, providing advice, guidance and constructive...

Closing date: 04/10/2026

Safety Case Management Lead

Closing date: 28/09/2026 View

Role area Safety Case
Location Sellafield West Cumbria
Band 3A Lower

About the role

The Safety Case Management Lead (SCML) will provide senior technical leadership and direction to a Value Stream/business area, working at a programme level, on the strategy for the development, implementation, maintenance, review and withdrawal of the Nuclear Safety Case(s) in their Value Stream/business area in accordance with Safety Case process arrangements, relevant legislation, Relevant Good Practice and business needs.

Provide strategic technical leadership on behalf of the Safety Case Owner and Programme Lead for managing nuclear safety cases to ensure Nuclear Safety and legal compliance are maintained and to enable the achievement of programmatic objectives and milestones within their area. Provide high-quality safety case advice and support on strategic business matters on behalf of the Safety Case Owner and Programme Lead to all internal and external stakeholders across the business area to ensure Nuclear Safety is adequately considered in programmatic decision making. Senior leader of the Safety Case Managers and Safety Case Advisors in their area to provide senior line management and strategic direction to achieve SL business objectives, working with the Safety Case Central Capability to address long term business resourcing and support flexible/mobile use of resource. Influence positive action and lead on change associated with improvements and innovation and proactively seek and apply learning within their business area to ensure continuous learning and improvement associated with Safety Case Management within their programmatic area and across the broader enterprise. Maintains a good awareness of business and profession drivers in order to ensure Safety Case Management approaches align with current business needs, context and strategic drivers. Challenging approaches when necessary to achieve a Safety Case that best enables the mission. Assists in the development, maintenance, assurance and optimisation of SL’s Nuclear Safety Case arrangements to ensure that arrangements reflect industry relevant good practice and are flexible enough to enable the mission going forward...

Plant Facing Technical Manager

Closing date: 28/09/2026 View

Role area Technical
Location Sellafield West Cumbria
Band 3B Lower

About the role

Plant Facing Technical Managers oversee and enable a team of Plant Facing Technical Advisors, who provide technical assessment and justification, underpinning the operation of plants, processes and facilities, ensuring they are technically viable. They ensure Best Available Techniques (BAT) are deployed and maintain compliance with regulatory and safety requirements. Plant Facing Technical Managers themselves provide expert advice, guidance and training on technical matters closely aiding front line support to projects and programmes site wide.

Effectively manage a team to provide technical support that enable the operation of plants and processes, implement improvements within the area they support, and allow decision making that is technically viable, sufficiently underpinned, and within regulatory requirement. Provide specialist advice, guidance and training on technical matters closely aiding front line support to projects and programmes site wide. Responsible for the development and maintenance of Technology Road Maps (TRMs), TBURD, and a robust Technical baseline. Enable the safe delivery of technical deliverables to cost and schedule, including technical reports, optioneering assessments, process documentation, and proposals of effective and appropriate solutions to technical challenges. Ensure that the technical work conforms to the correct levels of governance and provide technical advice to relevant governance bodies. Drive the development of new process and practice in line with safety case, environmental cases, authorisation compliance and product quality requirements relevant to the areas supported. Line management of Plant Facing Technical Advisors. Setting performance goals and standards of behaviour, active management of SQEP/training, ensuring attendance and absences are appropriately managed, conducting regular Check-in conversations and ensuring well-being of team members. Capture, preserve and share relevant knowledge to ensure the plants and projects have ongoing access to the best available scientific knowledge and experience. Proactive management of team safety issues ensuring all are working in compliance with site health and safety procedures. Ensure adequate consideration of nuclear, conventional, industrial, radiological and environmental safety within technical outputs, by ensuring...

Head of Technical & Technology – SFEM

Closing today View

Role area Technical
Location Sellafield West Cumbria
Band PCH

About the role

The Head of Technical & Technology provides the underpinning, direction and leadership for all short, medium and long term technical and technological activities within the Portfolio. It sets the technology standards and undertakes the technical assurance for the Portfolio to maximise both customer value and return on investment for the business. Technical activities span research and development to the full breadth of Sellafield facilities and flowsheets. This role also develops, demonstrate and deploys new innovative technologies to meet the capabilities defined by the Head of Strategy and Portfolio; thus the role encompasses the full range of science, engineering, digital and AI capabilities. They are the technical and technological ambassador for the Portfolio, promoting, representing and defending the direction undertaken by the organisation into National and International stakeholders.

Acts as Technical Authority for the Portfolio and responsible for Portfolio Technical Assurance & Governance. Define and implement effective technical arrangements in the Portfolio. Develop and maintain the technical baseline and roadmap that underpins the site strategy, and the technical underpinning for the flowsheet in conjunction with the other Heads of Technical and Technology where required. Develop the technology needs for the Portfolio, by capturing operational views for both today and the future, and work with the CTO and the other Heads of Technical and Technology to deliver solutions that meet these needs collaboratively across the business. Maturing and developing technology and technical solutions through the Technology Readiness Levels to ensure it integrates with other systems. Ensure facility processes are within the Operating Envelope. Lead and provide a service of plant facing technical support. Underpin Technical decisions with data and subject matter expertise to support the Portfolio decision calendar. Facility level scenario planning and technical modelling to understand if the strategic objective of the facilities can be delivered. Act as and manage the Intelligent Customer(s) for the Portfolio’s technical activities. Own Portfolio Technical Risks on the Site Risk Register. Maintaining technical standards, delivery quality, maintenance of technical capability and contribution to the wider goals of the Group Job Family. Making recommendations on technology matters, including recommendations to stop or formally review the status of technology development that give concern. Providing leadership, health, safety and career development...

Head of Strategy, Business Planning, Technical and Technology – SNM and S&S

Closing today View

Role area Technical
Location Sellafield West Cumbria
Band PCH

About the role

The Head of Strategy, Business Planning, Technical and Technology supports the Portfolio Director in providing the underpinning, direction and leadership for all short, medium and long term strategic, planning, technical and technological activities within the Portfolio. The role holder is accountable for development of the Portfolio delivery strategy and maintaining a coherent portfolio delivery plan that aligns to the Enterprise strategic objectives whilst prioritising available resource and funding to maximise delivery of agreed business benefits. They are also responsible for the technical underpinning of this plan, and the plan for technology improvements that enhance the operational performance of the portfolios; setting both the current technology baseline, future technology direction and undertaking the technical assurance for the Portfolio to maintain our credibility and maximise both customer value and return on investment for the business. They are the Strategic, Scientific and Technological ambassador for the Portfolio. Promoting, representing and defending the direction undertaken by the organisation into NDA, National and International stakeholders. They influence key, strategic discussions, foster external partnerships and enhance trust in our organisation. The role also co-ordinates with other Heads with responsibility for Strategy, Business Planning, Technology and Technical activities across organisation.

Ensures the portfolio delivery plans remain strategically aligned to the strategic objectives recommending [Strategic or Tactical] interventions to recover the plan when off track. Establish and operate a fit-for-purpose portfolio governance framework, including but not limited to: leading portfolio reviews and prioritisation; assurance to the Change Control Board on Baseline Plan Change Control Requests; assessing new initiatives for strategic fit, affordability, and benefit contribution; manage interdependencies, portfolio budget management, and portfolio resource allocation in line with Portfolio priorities and strategic outcomes; and oversee benefits identification, tracking, and realisation. Provide support to the Strategy & Business Planning directorate (S&BP) to resolve any disconnects / conflicts with site strategic coherence position In conjunction with S&BP develop a decision landscape that identifies the need for developing new or revised strategies and for implementing strategy into plans, including capability gaps, to achieve the desired enterprise outcomes. Provide portfolio directorate input to support the development of the enterprise delivery plan and ensure the outyears model is reflective of the required future scope to deliver the site plan. Acts as Technical Authority for the Portfolio and responsible for Portfolio Technical Assurance & Governance. Develop and maintain the technical baseline and roadmap that underpins the site strategy, and the technical underpinning for the flowsheet in conjunction with the other Heads of Technical and Technology where required. Develop the technology needs for the Portfolio, by capturing operational views for both today and the future, and work with the CTO and...

Principal Developer 2

Closing date: 05/10/2026 View

Role area IT Information Services
Location Sellafield or Risley
Band 3B Lower
Closing date: 05/10/2026

About the role

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 bespoke software 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...

Closing date: 05/10/2026

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