Global Networks Programme

Fibre Supply & Maintenance - UK Only, to consist of: UK based Fibre provision, support and Maintenance, with continued cyber and physical security enhancements. Provision, repair, support and maintenance of fibre connections from National Grid operational locations. Opportunity to innovate for end to end replacement subject to Regulator outcome. Consists of Customer owned fibre network, and cross site connections includes 3rd party lines non-National grid fibre links (Dark & lit fibre), Fault detection monitoring.

Optel Managed Service - UK only to consist of: UK based Provision, support and maintenance, with continued cyber and physical security enhancements. Protection, SCADA, Operational Telephony and Data Services for Electricity Transmission & System Operator across Customer owned Operational Telecommunications (OPTEL) network. Covers full technology replacement and ongoing maintenance, service, addition of new sites. Provision of a National Operation Centre for Faults, configuration, Accounting, performance and security for Operational Telephony and fibre services

UK based support and maintenance, replacement as required and extensions, with continued cyber and physical security enhancements Electric operationally critical services across all Control and Data centre sites

• OPTEL Managed Fibre - Lot 1 National Grid Electricity Transmission plc & Vodafone Ltd
• Reference: lot 1

• OPTEL Managed Networks - Lot 2 National Grid Electricity Transmission plc & Magdalene Ltd
• Reference: 2

• Electricity CNI Network Services - Lot 3 National Grid UK Ltd & Magdalene Ltd
• Reference: 3