How to win: Preliminary Market Engagement – Sellafield Limited: Network Services

About this contract

Sellafield Ltd is considering a call for competition for Network Services under the Network Services 4 (NS4) Framework Agreement (RM6377) Lot 1 Internet Connectivity Services (WAN), Lot 2 Local Connectivity Services (LAN), and Lot 3 Voice and Unified Communications. We anticipate launching this call for competition in July 2027. Sellafield Ltd is undertaking Preliminary Market Engagement to provide suppliers with an understanding of the Network Services opportunity and inviting feedback through a Request for Information (RFI), on key aspects of the requirement. The information gathered will help Sellafield Ltd assess market capability and capacity, validate and, where appropriate, refine its requirements, and inform its procurement strategy and approach. The proposed scope of the Network Services is as follows: External Connectivity The provision of circuit only connectivity from internal Sellafield networks to external networks and data centres including MPLS, DCI, internet, satellite and SIP connectivity. Corporate Data Services The provision of local, wireless, data centre networking and managed WAN overlay services supporting corporate, operational technology and business

How to win contracts like this

• ✓Answer against the marking scheme, not the question text — Sellafield Limited scores each response, so map your evidence to the published criteria and weightings.
• ✓At £75,000,000, expect quality and social value to carry a large share of the score — price alone rarely wins services work.
• ✓Show recent, comparable delivery: name similar services contracts you've delivered for public bodies, with measurable outcomes.
• ✓Start early: it closes 12 November 2026 and a strong bid takes iteration.

BidWriter drafts your responses from your company profile, scores them against the marking scheme, and tracks your whole pipeline. Free to start — no card needed.

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