2nd/3rd Line IT Network Support Engineer | Salary: £40k + excellent benefits package | Hybrid: 2 days from home / 3 days from the Caerphilly. There is a requirement to work on-call as part of a rota (paid). | SC Clearance required We have an exciting opportunity for a 2nd/3rd Line IT Network Support Engineer to join a leading and growing Managed Service Provider and Systems Integrator. This role will support a diverse customer base in both the public and private sectors. We are keen to hear from 2nd/3rd Line IT Network Support Engineers with experience in a Managed Service Provider environment. The role offers excellent scope and future growth opportunities for the right candidate. Network Support Engineer Requirements: Significant experience supporting and troubleshooting complex multi-site LAN/WAN environments Advanced configuration and management of enterprise switches, routers, and firewalls (e.g., Cisco, Fortinet, Juniper) In-depth knowledge of routing protocols (OSPF, BGP, EIGRP) and dynamic routing configuration Strong understanding of network security concepts, including firewall rule sets, VPNs (IPSec, SSL), and intrusion prevention systems Experience with VLAN design, trunking, inter-VLAN routing, and network segmentation Hands-on experience with wireless networking (802.1x authentication, enterprise Wi-Fi deployment, troubleshooting RF issues) Proficient in network monitoring, analysis, and troubleshooting using tools...