WAN infrastructure (Cisco Catalyst, Nexus). Configure & maintain Palo Alto Prisma Access, FortiGate firewalls & SD-WAN. Lead on Cisco ISE authentication & Cisco Wireless LAN solutions. Support Azure networking, routing (BGP, OSPF) & Layer 2/3 fundamentals. Troubleshoot, optimise & secure complex enterprise networks. Partner with IT/security teams to strengthen resilience & compliance. In order to be successful for this role More ❯
City Of London, England, United Kingdom Hybrid / WFH Options
Pathfinder - IT Recruitment
interaction, ideal for someone confident in switching, routing, and security protocols who can also present to non-technical audiences. Essential experience: L2–L4 networking: TCP/IP, switching, OSPF, BGP, VRRP Security: stateful firewalls, UTM, IPSec, SIEM, SOC Strong communication, presentation, and technical documentation skills Experience in customer-facing solution design and demos Excellent organisational and problem-solving abilities Ability More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Pathfinder - IT Recruitment
interaction, ideal for someone confident in switching, routing, and security protocols who can also present to non-technical audiences. Essential experience: L2–L4 networking: TCP/IP, switching, OSPF, BGP, VRRP Security: stateful firewalls, UTM, IPSec, SIEM, SOC Strong communication, presentation, and technical documentation skills Experience in customer-facing solution design and demos Excellent organisational and problem-solving abilities Ability More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Digital Realty (UK) Limited
advantage. Experience configuring monitoring, responding to alerts, and addressing the underlying issues to eliminate toil Must participate in a 24x7x365 on-call rotation Familiarity with Layer 3 routing protocols (BGP, IS-IS, OSPF), MPLS technologies, and Layer 2 switching protocols (802.1Q VLAN tagging, Spanning Tree Protocol). Familiarity with virtual networking concepts such as L2VPN, EVPN, Open vSwitch, and VXLAN More ❯
City of London, London, United Kingdom Hybrid / WFH Options
83zero Limited
work and deliver value. What We're Looking For Experience in the managed IT or telecoms sector. Solid knowledge of network principles (TCP/IP, routing protocols like OSPF & BGP, VRRP). Understanding of security concepts: firewalls, UTM, IPSec, SIEM, etc. Hands-on experience with at least two of the following: Networks, Cloud, Unified Communications, Cyber Security. Desirable: SD-WAN More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
83zero
work and deliver value. What We’re Looking For Experience in the managed IT or telecoms sector. Solid knowledge of network principles (TCP/IP, routing protocols like OSPF & BGP, VRRP). Understanding of security concepts: firewalls, UTM, IPSec, SIEM, etc. Hands-on experience with at least two of the following: Networks, Cloud, Unified Communications, Cyber Security. Desirable: SD-WAN More ❯
