Description: The United Kingdom National Nuclear Laboratory (UKNNL) is inviting applications from UK Universities, to funding for a PhD project, to begin no later that October 2026. This project shall support the UK's ambition to establish a secure and resilient supply of High-Assay Low Enriched Uranium. UKNNL are particularly inte...

Description: UKNNL intends to put to tender a contract for Occupational Health and Related Services. The Contract is being offered under a competitive bidding process and the UKNNL’s Terms and Conditions will govern any resultant Contract. Key dates: Publication of Tender Gateway Questions via CTM – 20/02/2026 Deadline for submissi...

Description: Health and Safety Site Compliance Training Courses. Lot 1 - IOSH/NEBOSH Training – estimated 4 year spend £170,000.00 Lot 2 - First Aid/Plant Safety Training – estimated 4 year spend £200,000.00 Lot 3 - Electrical Safety Training – estimated 4 year spend £100,000.00 Lot 4 - Pressure System Training – estimated 4 year s...

Description: The aim of this procurement is to procure a nuclear subject matter expert (SME) support to support Capex readiness and benefit reviews within the Project Management Authority (PMA) function. This will initially be a 12-month contract to undertake – • Project readiness/deliverability reviews • Detailed scoping and feasi...

Description: x-ray CT scanning of Coupons

Description: Request for information from companies with experience in muon technology.

Description: The Strategic Design Partner (SDP) Framework is intended to comprise of four stages, these are: Stage 1: Defining Period Stage 2: Preliminary Design Stage 3: Detailed Design Stage 4: Design Support During Manufacture UKNNL will enter into a new call-off for each stage of work, UKNNL reserves the right to not award futu...

Description: UKNNL is in collaboration with Westinghouse on Springfields Fuels (SFL) site in the development and substantiation of a commercial scale process for the manufacture of fuel salt for the Integral Molten Salt Reactor (IMSR) for a client. As part of the customer requirements, the fuel salt material must be provided to a s...

Description: UKNNL intends to put to tender a contract for Occupational Health and Related Services. The Contract is being offered under a competitive bidding process and the UKNNL’s Terms and Conditions will govern any resultant Contract. Key dates: Publication of Tender Gateway Questions via CTM – 19/11/2025 Deadline for submissi...

Description: UKNNL is seeking to establish a framework agreement with a single supplier/ joint venture to undertake the role of “Strategic Design Partner” to support UKNNL with Deconversion. The framework agreement will run for 4 years. The objective of this preliminary market engagement is to provide an update on the Deconversion ...

Description: UKNNL is in collaboration with Westinghouse on Springfields Fuels (SFL) site in the development and substantiation of a commercial scale process for the manufacture of fuel salt for the Integral Molten Salt Reactor (IMSR) for a client. As part of the customer requirements, the fuel salt material must be provided to a s...

Description: UKNNL has entered into a 5 year contract plan with Siemens Industry Software Limited (SIS) Limited for a gPROMS process modelling and commercial software licence package. This contract will ensure the UKNNL Process Modelling team to have access to a business critical software tool that will enable funded modelling proj...

Description: The United Kingdom National Nuclear Lab (UKNNL) requires the provision of Occupational Health and Related Services. To ensure a comprehensive view on the current situation, we are issuing the attached Early Engagement RFI to receive input from the supply market. Early Engagement RFI Submission Deadline = 09/07/2025 (co...

Description: Cave 5 Mock up Facility

Description: Provision of conventional and nuclear fire safety assessment, contracted via mini competition under UKNNL Dynamic Purchasing System NNLC484.

Description: The United Kingdom National Nuclear Lab (UKNNL) requires the provision of and Advanced Thermal Hydraulics Modelling Tool.

Description: The United Kingdom National Nuclear Lab (UKNNL) requires the provision of and Advanced Thermal Hydraulics Modelling Tool.

Description: The UKNNL is introducing an open framework for software solutions and hardware in support of technical and scientific computing applications. This is a Preliminary Market Engagement Notice for the procurement to gather expressions of interest and advise of an upcoming market engagement session. The Framework will be lo...

Description: UKNNL requires a single supplier to supply state-of-the-art Wireless Instrumentation and control systems. This contract will include supplying sensors and actuators with wireless capability, technical solutions for retrofitting existing instrumentation, supply of components to create a wireless mesh network using robus...

Description: UKNNL requires a single supplier to supply state-of-the-art Wireless Instrumentation and control systems. This contract will include supplying sensors and actuators with wireless capability, technical solutions for retrofitting existing instrumentation, supply of components to create a wireless mesh network using robus...

Description: Design, Manufacture XY punches as per the specifications

Description: Learning and development contract tendered through CCS RM6219 Learning and Training DPS for personal growth training. Lot 1 - Training Modules for Graduates and Post Docs on 2-year Programmes Lot 2 - Training modules for the rest of the business

Description: United Kingdom National Nuclear Laboratory (UKNNL) intends on establishing a DPS route to market for the Operations, Site Work and Facilities Management requirement, across 8 Lots. Site Preparation Building and Facility Construction and Maintenance Services Industrial Production and Manufacturing Services Heating, ...