Sellafield Limited

Upcoming opportunities

• Online Standards

  Location: North West

  UpcomingEngagement closes 12 Nov, 20267 daysValue £9.00mSource Find a Tender

  The scope is to provide comprehensive and up-to-date online engineering, technical information and a legislative change notification service. Sellafield Ltd also seeks to use the same platform as a centralised solution for the management, control, publication, and distribution of engineering and design standards genera

• Preliminary Market Engagement – Sellafield Limited: Network Services

  Location: North West

  UpcomingEngagement closes 12 Nov, 20267 daysValue £75.00mSource Find a Tender

  Sellafield Ltd is considering a call for competition for Network Services under the Network Services 4 (NS4) Framework Agreement (RM6377) Lot 1 Internet Connectivity Services (WAN), Lot 2 Local Connectivity Services (LAN), and Lot 3 Voice and Unified Communications. We anticipate launching this call for competition in

• UK2 – Preliminary Market Engagement – Sellafield Limited: Software Asset Management Services

  Location: North West

  UpcomingEngagement closes 13 Aug, 2026Value £4.80mSource Find a Tender

  Sellafield Ltd is considering a call for competition for Software Asset Management (SAM) Services under the Technology Services 4 (TS4) Framework Agreement (RM6190) Lot 4 – Infrastructure Management. We anticipate launching this call for competition in October 2026. Sellafield Ltd is seeking supplier insights and feedb

• Safety Case Support

  Location: North West

  UpcomingPublished 10 Aug, 2026Source Find a Tender

  Safety case /assessment support is potentially required from the following specialist discipline Areas: • Safety Case • Radiological Safety • Criticality Assessment • Human Factors • Human Performance • Dose & Shielding Assessment • Fire Safety Specialist (Nuclear & Conventional). Providing Support to Nuclear Operatio

• Design support to studies and engineering design

  Location: North West

  UpcomingPublished 10 Aug, 2026Source Find a Tender

  • Studies support enabling Sellafield to inform decisions on strategy to deliver best value. Consideration of options using factual information, risk, uncertainties and certainties. Deliver strategic advice and direction to enable effective business decisions and positive outputs • • Focus on early lifecycle stage ana

• Design support to retrievals

  Location: North West

  UpcomingPublished 10 Aug, 2026Source Find a Tender

  • Intelligent client support and oversight • Front End pre-Outline Business Case development and early design strategy • Niche nuclear and specialist support to: Magnox Swarf Storage Silo and Pile Fuel Cladding Silo; two areas of site focused on retrieving and storing historic waste. This will be procured via Crown Com

• Design support to Infrastructure Front End Enabling

  Location: North West

  UpcomingPublished 10 Aug, 2026Source Find a Tender

  • Intelligent client support and oversight Front End pre-Outline Business Case development and early design strategy • Niche nuclear and specialist support to: Conventional site infrastructure projects. This will be procured via Crown Commercial Service framework RM6356.

• Design support to remediation and security

  Location: North West

  UpcomingPublished 10 Aug, 2026Source Find a Tender

  • Intelligent client support and oversight • Front End pre-Outline Business Case development and early design strategy • Niche nuclear and specialist support to: 1. Remediation clean up the Sellafield Site and safe treatment and storage capability for waste 2. Sellafield Security Enhancements Programme This will be pro

• Design support to process engineering

  Location: North West

  UpcomingPublished 10 Aug, 2026Source Find a Tender

  Routine and urgent design support across the enterprise to nuclear and non-nuclear facilities. Specific support to process engineering. This will be procured via Crown Commercial Service framework RM6356.

• Design support to manufactured products

  Location: North West

  UpcomingPublished 10 Aug, 2026Source Find a Tender

  Routine and urgent design support across the enterprise to nuclear and non-nuclear facilities. Specific support to manufactured products organisation; ensuring the business has access to bespoke / high quality products that need to be repeatedly supplied to support operating facility missions. This will be procured vi

• Provision of Bus, Commuter and Shuttle Services (Including Ad Hoc Services) for Sellafield Ltd

  Location: North West

  UpcomingEngagement closes 10 Jun, 2026Value £20.00mSource Find a Tender

  Provision of bus, commuter, and shuttle transport services for Sellafield Ltd, including the delivery of ad hoc car and coach services as required.

• Preliminary Market Engagement - MBGWS Boxes

  Location: North West

  UpcomingEngagement closes 12 Jun, 2026Value £12.00mSource Find a Tender

  This notice builds on the previous Preliminary Market Engagement (UK2 Notice reference: 004728-2026), published on 20 January 2026, which sought to assess supplier capability and market interest in the manufacture and supply of Miscellaneous Beta Gamma Waste (MBGW) Boxes. That engagement demonstrated a strong level of

• Managed Service Provider for learning solutions

  Location: North West

  UpcomingEngagement closes 12 Jun, 2026Value £27.00mSource Find a Tender

  Sellafield Ltd is seeking a Supplier to provide a Managed Training and Learning Service, acting as a single point of coordination for the organisation's training requirements. The Supplier will be responsible for managing the operational aspects of training provision across the full Lifecyle, sourcing, booking, deliver

• Radiation Tolerant Sensors

  Location: North West

  UpcomingEngagement closes 29 May, 2026Value £500.00kSource Find a Tender

  The Authority has a requirement for sensors that are capable of operating safely and reliably within defined radiation exposed environments associated with nuclear operations. The requirement is driven by: ∙ Nuclear safety and operational assurance ∙ Asset integrity and reliability ∙ The need for predictable performanc

• HEPA Filters

  Location: North West

  UpcomingEngagement closes 22 May, 2026Value £6.50mSource Find a Tender

  The Detailed Design, Manufacture, Test, Supply and Delivery of Nuclear Grade Air Filters, including High Efficiency Particulate Air (HEPA) Filters to the NDA Group

• MSSS Boxes Procurement

  Location: North West

  UpcomingEngagement closes 10 Apr, 2026Value £95.00mSource Find a Tender

  Procurement for the MSSS (Magnox Swarf Storage Silo) Boxes

• ICT Hosted Infrastructure Management & Application Management Services

  Location: North West

  UpcomingPublished 2 Mar, 2026Value £76.10mSource Find a Tender

  Sellafield Ltd plans to call for competition for ICT Infrastructure & Application Management Services (IAMS) via the Technology Services 4 (TS4) Framework Agreement (RM6190). The call for competition is anticipated to commence in late May 2026. Participation in the Invitation to Tender (ITT) will be restricted to suppl

• ICT Infrastructure & Application Management Services

  Location: North West

  UpcomingPublished 2 Mar, 2026Value £76.10mSource Find a Tender

  Sellafield Ltd plans to call for competition for ICT Infrastructure & Application Management Services (IAMS) under the Technology Services 4 (TS4) Framework Agreement (RM6190). The call for competition is now anticipated to commence in late May 2026. Participation in the Invitation to Tender (ITT) will be restricted to

• Condition Monitoring

  Location: North West

  UpcomingPublished 4 Feb, 2026Value £5.00mSource Find a Tender

  This Prior Information Notice (PIN), without call for competition, is to alert the market and all interested Suppliers to a Contract Opportunity which will be conducted through the Sellafield Ltd Dynamic Purchasing System (DPS). Sellafield Ltd is intending to procure the Service of Condition Monitoring through the Eng

• Asbestos Services

  Location: North West

  UpcomingPublished 3 Feb, 2026Value £11.40mSource Find a Tender

  This Prior Information Notice, without call for competition, is to advise interested parties that Sellafield Ltd is due to hold a virtual market engagement event on the 11th February 2026, 9-10:30am. This is for a forthcoming procurement to establish a 5-year agreement to two suppliers for the provision of Asbestos Ser