Senior Infrastructure Engineer

Senior Infrastructure Engineer - Network Infrastructure Firewalls DV Clearable On-Site Location: East Birmingham (Full-Time, On-Site) Salary: 47,000 - 55,000 + BenefitsAre you an experienced Infrastructure Engineer with strong networking expertise and a background in secure environments? This is a full-time, on-site role based in Marston Green, Birmingham, offering the opportunity to support mission-critical IT infrastructure within a security-sensitive organisation.As a Senior Infrastructure Engineer, you will be responsible for delivering and managing secure LAN, WAN, and WLAN networks, acting as a key escalation point for troubleshooting, and providing mentoring to junior engineers. Candidates must be eligible for DV (Developed Vetting) clearance - British nationals with long-term UK residency only.Key Responsibilities:Deploy and manage LAN, WAN, and WLAN networks for secure enterprise environmentsTroubleshoot complex Layer 2 and Layer 3 networking issuesDocument network topologies and configurationsMonitor and enhance performance across network infrastructureInstall and maintain firewalls - Palo Alto, Cisco ASA (AnyConnect), FortiGateManage VPNs, IPSEC tunnels, and certificate-based authenticationContribute to AD design and secure environment managementMentor junior staff and act as a key escalation pointParticipate in incident response and root cause analysis Required Skills and Experience:5+ years in a Network Engineer or Infrastructure Engineer roleStrong knowledge of ..... full job details .....