Source: https://tendernation.io/opportunities/01a13bcf-e01c-73d4-a7e5-2d93a213c68e/33kv-substation-scada-supply cancelled GB open procedure Suitable for SMEs # 33kV Substation SCADA Supply [UK Atomic Energy Authority](https://tendernation.io/buyers/uk-atomic-energy-authority) Estimated value £400,000 Published 17 Feb 2026 Deadline Closed 23 Feb 2026 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender UKAEA are looking to engage a Supervisory Control And Data Acquisition (SCADA) specialist to develop a new SCADA system in J5 based on the IEC 61850 protocol, replacing the existing SCADA. The work includes the design, manufacture, delivery, installation, and commissioning of the complete system, including an operator workstation in J5 control room. The SCADA will provide full control authority in J5 and D8, with intelligent interlocking to prevent failures or operational errors. The system will integrate with all numerical and auxiliary devices, transmitting all alarms, trip signals, and status indications over fibre or Ethernet to the main control room. A GPS-synchronized clock will ensure accurate system timing. Additionally, a rugged firewall will be implemented to protect the system against cyber threats, ensuring secure and reliable operation. ## CPV classification Scada or equivalent system Source Find a Tender (UK) · Notice ocds-h6vhtk-05d838-2026-02-17T16:30:37Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-05d838-2026-02-17T16:30:37Z) 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 Industrial machinery tenders](https://tendernation.io/sectors/industrial-machinery) ## More tenders like this [Industrial robots – Procedura aperta per l'affidamento della fornitura di un cane robot e relativi accessori nell'ambito del sistema integrato di monitoraggio e gestione dei cantieri · Autostrade Dello Stato S.P.A. · 11 days left · 29 Oct 2026](https://tendernation.io/opportunities/01a14210-4446-72a6-bc99-e2160a703881/italy-industrial-robots-procedura-aperta-per-laffidamento-della-fornitura-d) [Filtering apparatus – Marché public global de performance pour la fourniture, la mise en service, l'exploitation et la maintenance de systèmes d'épuration d'air dans des stations de métro de Lyon · SYTRAL Mobilités - TRANSPORT · 13 days left · 30 Oct 2026](https://tendernation.io/opportunities/01a14210-1bd8-7372-8499-8fd1553e88ce/france-filtering-apparatus-marche-public-global-de-performance-pour-la-fourn) [Machinery for the treatment of sewage – Erweiterung der Kläranlage Landsberg - Lieferung von Belüfterelementen · Wasser- und Abwasserzweckverband Saalkreis · 30 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a14210-2fe7-72ec-b3bd-92bf24c56e2c/germany-machinery-for-the-treatment-of-sewage-erweiterung-der-klaranlage-lan) [Pumps and compressors – Levering en onderhoud van mobiele pompsystemen · Waterschap Limburg · 15 days left · 2 Nov 2026](https://tendernation.io/opportunities/01a14210-2cb1-72c8-9391-a51612a7f62c/netherlands-pumps-and-compressors-levering-en-onderhoud-van-mobiele-pompsyst) [Desalination apparatus – ΠΡΟΜΗΘΕΙΑ ΕΓΚΑΤΑΣΤΑΣΗ ΚΑΙ ΛΕΙΤΟΥΡΓΙΑ ΜΟΝΑΔΑΣ ΑΦΑΛΑΤΩΣΗΣ ΥΦΑΛΜΥΡΟΥ ΝΕΡΟΥ ΔΥΝΑΜΙΚΟΤΗΤΑΣ 1000m3/ημέρα ΓΙΑ ΤΗΝ ΥΔΡΟΔΟΤΗΣΗ ΤΗΣ ΠΕΡΙΟΧΗΣ ΠΟΡΤΟ ΧΕΛΙ ΤΗΣ Δ.Ε.Υ.Α ΕΡΜΙΟΝΙΔΑΣ · ΠΕΡΙΦΕΡΕΙΑ ΠΕΛΟΠΟΝΝΗΣΟΥ-ΠΕΡΙΦΕΡΕΙΑΚΗ ΕΝΟΤΗΤΑ ΑΡΓΟΛΙΔΑΣ-Δ/ΝΣΗ ΔΙΟΙΚΗΤΙΚΟΥ-ΟΙΚΟΝΟΜΙΚΟΥ-ΤΜΗΜΑ ΠΡΟΜΗΘΕΙΩΝ · 37 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a14210-1188-70c8-8974-3093b33bb237/greece-desalination-apparatus-promhthia-egkatastash-kai-liturgia-monadas-a) [Lifting and handling equipment and parts – ACQUISITION ET MAINTENANCE D’EQUIPEMENT LOGISTIQUE · GHT DE LA GUADELOUPE, Direction des achats (Cellule des marchés) · 25 days left · 12 Nov 2026](https://tendernation.io/opportunities/01a14210-4698-73ac-8715-fb22776723ae/france-lifting-and-handling-equipment-and-parts-acquisition-et-maintenance-d)