Open tender · Notice 089326-2026
33kV Substation SCADA Supply
UK Atomic Energy Authority
- Value
- £400k
- Closes
- 6 Nov 2026 (43 days)
- Where
- South East
- Lots
- 1
- Suitable for SMEs
- Yes, says the buyer
- Contract
- 1 Jan 2027 – 31 Jul 2032
In plain English
The UK Atomic Energy Authority wants a SCADA specialist to design, build, deliver, install and commission a new site-wide SCADA system for its 400/33kV substation (building J5), using the IEC 61850 protocol and replacing the old CODAS/SCADA/PLC setup. Work includes an operator workstation in the J5 control room and integration with all numerical and auxiliary devices over fibre or Ethernet, running January 2027 to July 2032.
Good fit for: Electrical control and SCADA systems integrators with high-voltage substation and IEC 61850 experience.
Written with AI from the official notice. Check the notice before relying on it.
What the buyer says
The United Kingdom Atomic Energy Authority 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 400/33kV substation, the existing control and automation system, comprising historic CODAS system, SCADA and Programmable Logic Controllers, will be decommissioned and replaced with an advanced site-wide master SCADA system in full compliance with the IEC 61850 protocol. 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 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.
Procedure: Open procedure. Published 21 Sep 2026.
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