How to win: CM3309 WAN Replacement

About this contract

Yorkshire Water Services Limited is seeking to appoint a strategic supplier to deliver a fully managed Software Defined Wide Area Network (SD-WAN) and associated managed network security service across its operational estate (242 sites). YWS intends for the selected supplier to replace the legacy WAN architecture and provide the following key services: • SD-WAN overlay platform providing intelligent traffic routing, encryption, and centralised policy management • WAN Edge devices to provide secure internet breakout at each site • Internet circuits replacing the existing MPLS estate • Secure connectivity to cloud services (Microsoft Azure) and site-to-site networks, and Zscaler technologies • Integrated firewall capability supporting IT/OT network segmentation • Centralised management portal with enhanced reporting and capacity planning capabilities Please refer to the attachments for further details on the scope of services

How to win contracts like this

• ✓Answer against the marking scheme, not the question text — YORKSHIRE WATER SERVICES LIMITED scores each response, so map your evidence to the published criteria and weightings.
• ✓At £4,000,000, 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 19 June 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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