Lead Network Engineer – Defence (DV Eligible, On‑Site)

Sopra Steria Limited in Farnborough is seeking an experienced Lead Network Engineer to deliver expert L2/L3 support for a complex enterprise network within highly secure environments. You will configure Cisco routing/switching, Firepower firewalls, Fortinet devices, and F5 load-balancing while following robust change control and security standards.

The role includes site deployments, documentation updates, and collaboration across teams.