Source: https://tendernation.io/opportunities/01a13bde-fcc8-7155-b94b-f28d3815b701/prj-6641-gbe-n-engineering-partner pending GB open procedure # prj\_6641 - GBE-N Engineering Partner [Great British Energy - Nuclear](https://tendernation.io/buyers/great-british-energy-nuclear) Estimated value Not stated Published 22 May 2026 Deadline Rolling deadline ## Who can bid - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender This work package encompasses the engineering capability to progress the concept design produced by the Foundation Engineer (FENG) at the end of RIBA Stage 2 and to continue the development of the design for site works through RIBA Stages 3 (Spatial Planning) and 4 (Technical Design) throughout the entire lifecycle of the Small Modular Reactor (SMR) project through to and inclusive of RIBA Stage 7 (Use). The Engineering Partner will also be required to undertake works associated with any additional RIBA Stages (from RIBA Stage 0 through to RIBA Stage 7) for any emerging scope that arises over the lifecycle of the SMR Project and will be required to support with the ongoing management of design change/control. The Engineering Partner contract is estimated to be valued between £200m - £400m \*The positions and timelines presented are based on current information and assumptions. As programme maturity develops and further validation is undertaken, scope, dates, values and sequencing may change.\* ## CPV classification Architectural, construction, engineering and inspection services Engineering design services Engineering design services for the construction of civil engineering works Source Find a Tender (UK) · Notice ocds-h6vhtk-06a164-2026-05-22T14:11:56+01:00 [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-06a164-2026-05-22T14:11:56+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. [Track tenders free](https://tendernation.io/register) [Buyer profile Great British Energy - Nuclear: past awards and live tenders](https://tendernation.io/buyers/great-british-energy-nuclear) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying) ## More tenders like this [Asbestos Management Framework · Home Group · 25 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a15476-5fff-736e-ae2e-0c8a400c7297/asbestos-management-framework) [Infrastructure works consultancy services – Contrôle extérieur des chaussées · Collectivité européenne d Alsace · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a15183-1730-733b-8247-a32bbbe2211c/france-infrastructure-works-consultancy-services-controle-exterieur-des-chau) [Architectural, construction, engineering and inspection services – Single Party Framework Agreement for Architect Led Integrated Design Team Services for Fire Safety Remediation Works for Dublin City Council · Dublin City Council · 5 days left · 23 Oct 2026](https://tendernation.io/opportunities/01a15183-0a15-7156-849b-5a223dd6d615/ireland-architectural-construction-engineering-and-inspection-services-sin) [Architectural, construction, engineering and inspection services – Būvprojekta izstrāde un autoruzraudzība fasādes siltināšanai kārtās Dzirciema ielā 16, Rīgā – 1.kārta, C korpuss · Rīgas Stradiņa universitāte · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-3915-73d1-83e6-c378f9f7a926/latvia-architectural-construction-engineering-and-inspection-services-buvp) [Technical assistance services – Suivi et gestion de chantiers de réhabilitation de sites pollués · SPAQuE · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a15183-155e-73c2-a593-9e17375422ac/belgium-technical-assistance-services-suivi-et-gestion-de-chantiers-de-rehab) [Engineering design services for the construction of civil engineering works – Dokumentace pro povolení záměru stavby č. 9567 Radlická radiála JZM - Smíchov; v úseku MÚK Bucharova – MÚK Jinonice · Hlavní Město Praha · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a15183-0c15-72b2-bb19-c3ab1550e67e/czechia-engineering-design-services-for-the-construction-of-civil-engineering)