Salary: £50,000 - 60,000 per year Requirements: Strong hands-on Cisco experience, including ASA and Firepower Experience building and deploying network infrastructure (not just support) Good knowledge of routing, switching and WAN environments Able to mentor others and share technical knowledge within a team Full UK driving licence and able to obtain SC clearance Responsibilities: Configure, build and support network infrastructure across 90 sites Work hands-on with Cisco ASA, Firepower, Catalyst and Nexus technologies Deliver network upgrades, installations and improvement projects Troubleshoot and resolve network issues across a multi-site environment Support documentation, patching and compliance across the network estate Technologies: Cisco Support Network Nexus DevOps Firewall More: We are a well-established UK business operating across secure and highly regulated environments, with a large national footprint. We are investing heavily into our infrastructure function, with multiple hires being made to support growth and improve capability across a complex estate of over 90 sites. This is a fantastic opportunity to join our growing team where you can have real ownership of infrastructure, work across a large estate, and play a key role in ongoing network improvements and projects. last updated 12 week of 2026