Network andamp; Security L2 Administrator - Onsite Are you ready to take your network and security expertise to new heights? We''re hiring a Network andamp; Security L2 Admin to support a high-profile client in the aviation industry. This is an onsite role based at a prestigious location in West Drayton, offering hands-on work in a dynamic, enterprise-scale environment.Location: West DraytonDuration: 6-month initial contract with strong extension potentialWork Pattern: 24/7 environment with rotational shifts and days offYour Responsibilities:Monitor, troubleshoot, and optimize performance across the full OSI stack (layers 1-7)Handle incidents, triage network issues, and escalate or coordinate with vendors when requiredAdminister and support Cisco WLAN Controllers, Access Points, Firewalls, VPNs, NAT policies, and software patchingManage and troubleshoot key protocols and technologies: OSPF, BGP, EIGRP, VLANs, STP, FHRP, DMVPN, VRF, etc.Support LAN/WAN/SD-WAN networks in a global enterprise environmentDNS, DHCP, and IPAM implementation and troubleshootingManage SSL certificate renewals, F5 LTM (load balancing), and related iRulesConduct root cause analysis and proactive monitoring using tools like SolarWinds, CA Spectrum, and othersManage major incidents and vendor relationships effectivelyYour Profile:Must-Have Skills:Hands-on experience in Routing andamp; Switching (Cisco/Juniper)Strong grasp of core data centre network protocols (OSPF, BGP)Firewall expertise (Checkpoint, Ci