Network Support Engineer – Private Mobile Networks

Operations Support Engineer | Network Infrastructure | UK

A leading UK digital infrastructure provider, trusted by mobile operators, government bodies, and major real estate players - is looking for an experienced Operations Support Engineer to join their Network Support Team.

This is a hands-on, high-impact role keeping some of the UK's most demanding wireless environments online, think major railway stations, landmark city districts, large-scale stadia, and national critical infrastructure.

What you'll be doing

Owning L2/L3 incident management end-to-end via BMC Helix, driving fault resolution across private 4G/5G, DAS, and enterprise Wi-Fi networks. You'll handle remote diagnostics and planned on-site work, manage problem root cause analysis, and support offshore NOC and field engineering teams. Expect to work across monitoring platforms, CMDB maintenance, and vendor/MNO escalation management — all with a sharp eye on SLA performance and network availability.

What you'll bring

• Strong network troubleshooting across telco, ISP, or MSP environments
• Solid grounding in routing/switching, VLANs, VPNs, WLAN
• Hands-on experience with Cisco, Meraki, Ruckus, Juniper or Ubiquiti
• CCNA (or equivalent) + ITIL Foundation
• Comfortable with ITSM tooling — ServiceNow, Remedy Helix, CMDB
• Clear, confident communicator under pressure

Desirable experience with Private LTE/5G, DAS systems, or UK security clearance eligibility.