Senior Network Engineer, Cisco, SD WAN, Firewalls Must be eligible for SC Clearance £49,000 - £61,000 Hybrid in Warwickshire VIQU are searching for a  Senior Network Engineer to lead major network upgrades and support a complex Cisco environment for a large public sector organisation. This is a permanent, hands-on role. Perfect for a true network specialist with deep Cisco and SD WAN expertise. Key responsibilities Design, implement and maintain enterprise network infrastructure

Lead LAN, WAN and SD WAN upgrades and migrations across multi site environments

Configure and support Cisco core networks including LAN Core and ISE plus switches and firewalls

Ensure high availability and security of network systems in line with best practice

Act as a senior technical point of contact for critical network issues and projects

Key requirements Proven experience as a senior network engineer in large complex environments

Expert knowledge of Cisco technologies including LAN Core and ISE

Strong hands on experience with WAN SD WAN firewalls and switches

Experience delivering network upgrades and migrations end to end

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