Senior Network Operations Support Engineer

Comgent London, England Posted apr 21, 2026

Permanent
Hybrid
Senior

Job description

This Senior Network Operations Support Engineer opportunity is built around coordinating with vendors, telcos, and internal stakeholders on fault resolution and SLA management. It would suit someone who can bring strong professional approach to the role.

Where ownership sits

Reports to Head of Data Centre and Network Services. Troubleshoot complex L2–L7 issues across routing, switching, Palo Alto/ Fortinet firewalls, Cisco ACI, and hybrid cloud connectivity.

What the role carries

Coordinating with vendors, telcos, and internal stakeholders on fault resolution and SLA management. Managing network and firewall changes end-to-end, including risk assessment, rollback planning, and documentation. Monitoring and optimise network health, capacity, and performance; drive continuous improvement of tooling, dashboards, and automation.

What helps the work land well

Strong professional approach.

What the role depends on

  • Familiarity with AWS/Azure networking and hybrid cloud environments.
  • Strong L2–L7 troubleshooting skills: BGP, OSPF, EIGRP, QoS, WAN, MPLS, SD-WAN.
  • Hands-on experience with Cisco ACI, Palo Alto (Panorama), and Fortinet (FortiManager/FortiAnalyzer).

Practical details

  • Work model: Hybrid.
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