Lead Secure Messaging Architect (On-Prem Exchange) - DV Cleared

Sopra Steria is seeking a Lead Infrastructure Engineer to own mission-critical messaging services for a UK Government client. You will drive secure messaging strategy, act as the technical authority for Exchange On-Premises, and shape the evolution of defence messaging solutions from concept to deployment.

The role requires expertise in highly regulated environments, DV/eDV clearance, and on-site work in Gloucestershire with a strong emphasis on reliability, security and governance.