Source: https://tendernation.io/opportunities/01a13d03-f587-711e-9d5c-4b36fe3775ae/science-dmz-data-transfer-nodes awarded GB restricted procedure Suitable for SMEs # Science DMZ - Data Transfer Nodes [UK Atomic Energy Authority](https://tendernation.io/buyers/uk-atomic-energy-authority) Estimated value £71,000 Published 8 Oct 2025 Deadline Closed 4 Sept 2025 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Small contract value Valued under £135,018 including VAT, the lowest Procurement Act threshold for goods and services. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender UKAEA are seeking to deploy a science DMZ ([fasterdata.es.net/science-dmz](https://fasterdata.es.net/science-dmz/)) to allow high data rates between UKAEA sites and to and from global HPC systems. This will involve the daily transfer of hundreds of Terabytes of data in support of our mission to support the development of commercial fusion power for a low carbon future. UKAEA already has provision through JISC for a burst speed of up to 200Gbps. To ensure we have the necessary hardware to be able to transmit data at a sufficient rate, we are looking to purchase up to 4 Data Transfer Nodes (DTNs) capable of saturating 100GbE network links per node. ## CPV classification Data transmission services Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/536e1907-8c7e-41e7-a267-8e2451191142) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile UK Atomic Energy Authority: past awards and live tenders](https://tendernation.io/buyers/uk-atomic-energy-authority) [Sector More IT services tenders](https://tendernation.io/sectors/it-services) ## More tenders like this [SONI090 – Client-Side Advisor · SONI Ltd · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a154e4-4736-72ba-9b73-0e325c4a96e5/soni090-client-side-advisor) [Software implementation services – DNS - Metada Platform - licence a související implementační, konzultační, analytické a školicí služby · DIAMO, státní podnik · 36 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a15183-8989-719a-85fd-f036dc09b9df/czechia-software-implementation-services-dns-metada-platform-licence-a-s) [IT services: consulting, software development, Internet and support – Integrale ICT-dienstverlening · Stichting TWijs · 42 days left · 30 Nov 2026](https://tendernation.io/opportunities/01a15183-8078-70d7-8df3-40f25f4d83c5/netherlands-it-services-consulting-software-development-internet-and-suppor) [Software supply services – CRE\_2026\_092 Renouvellement des licences Varonis · CREOS Luxembourg S.A. · 27 days left · 15 Nov 2026](https://tendernation.io/opportunities/01a15183-411c-7086-9da9-540c2fa32c64/luxembourg-software-supply-services-cre-2026-092-renouvellement-des-licences) [Software supply services – Vergabe zur Ablösung der bestehenden SAP-Lösung im Bereich Personal · Westfälische Verkehrsgesellschaft mbH · 29 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-0636-71ff-ab09-9dda4a94f77c/germany-software-supply-services-vergabe-zur-ablosung-der-bestehenden-sap-lo) [Computer facilities management services – IT-tjänster · Kalmar Läns Museum · 29 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-8774-723e-83a8-af2cae60c2ed/sweden-computer-facilities-management-services-it-tjanster)