Source: https://tendernation.io/opportunities/01a13bbf-3e0a-7133-b013-421869477831/fw-services-specialist-engineering-services-1030 closed GB restricted procedure Suitable for SMEs # FW Services - Specialist Engineering Services 1030 [Scottish Hydro Electric Transmission plc](https://tendernation.io/buyers/scottish-hydro-electric-transmission-plc) Estimated value £55,000,000 Published 22 Sept 2025 Deadline Rolling deadline ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Split into 4 lots You can usually bid for just the lots you can deliver. - Sets up a framework Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender SSEN Transmission is the licence holder for the transmission system in the north of Scotland. To meet the government’s target for renewable generation, and for the development of the existing infrastructure, significant work is being undertaken on the transmission system. This work includes the building and rebuilding of overhead lines, the development of grid substations, the construction of HVDC converter and cable systems, and the construction of FACTS devices. The projects and work being undertaken are in line with the NESO (National Electric System Operator) published Holistic Network Design (HND, Pathway to 2030 and Beyond 2030) reports. SSEN Transmission is responsible for delivering the complex technology and network solutions relating to any Scottish Island or network solutions with offshore assets. Particularly, any electricity system transmission infrastructure, either offshore or onshore, including HVDC, FACTs, AC networks, cable systems, and offshore installations The purpose of establishing this Services Framework is to ensure SSEN Transmission has access to a range of specialist engineering services. The Services will include but not be limited to engineering competencies related to engineering management, engineering drawings, plant/equipment/system specification, electrical design, civil design, offshore installation design, offshore works, construction-site support, installation support, commissioning support, consent related works, engineering compliance, risk management, risk analysis, and design assurance. The Consultant will be able to provide support during all project stages including concept, option selection, FEED, detailed design, manufacturing, testing, construction, installation, and commissioning stages. The Services will be Lotted. - Lot 1 HVDC & FACTS: Expertise in all aspects of HVDC and FACTS devices. - Lot 2 Cable Systems: Expertise in HV Cable Systems, covering both AC and DC technology for land and submarine applications. - Lot 3 ; AC Networks: Expertise in all aspects of AC Networks. - Lot 4 Offshore and Subsea Services: Expertise in preparing requirements and specification documents to provide technical direction and governance for the design, delivery, operation, maintenance, and decommissioning of offshore substation installations. Read full description ## CPV classification Engineering services Engineering design services Technical services Source Find a Tender (UK) · Notice ocds-h6vhtk-055cfb-2025-09-22T11:16:21+01:00 [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-055cfb-2025-09-22T11:16:21+01:00) 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. 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