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Network Security Operations Engineer (3 Month Contract)

Location: Hybrid - 1 day per week in Northampton
Rate: £(Apply online only) p/d
Duration: 3 months

Overview

We’re seeking a hands-on Network Security Operations Engineer (NetSecOps) to support a major Network Access Control (NAC) rollout and LAN modernisation programme across a large, distributed retail estate. You’ll work closely with the Networks team to strengthen access control, segmentation, and operational security at scale.

Key Responsibilities

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Deliver and support a multi-phase NAC implementation

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Design, configure, test, and deploy NAC policies, authentication, and segmentation

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Support LAN migrations and switch refreshes across multiple sites

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Lead end-to-end testing (functional, failover, performance)

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Develop operational processes, documentation, and runbooks

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Provide SME guidance on identity-based and zero-trust network access

Skills & Experience

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Strong background in NetSecOps / Network Security Engineering in enterprise environments

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Hands-on with NAC platforms (e.g. Fortinet, Aruba ClearPass, Forescout)

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Expertise in 802.1X, RADIUS, TACACS+, device profiling, certificates

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Solid LAN/WAN knowledge: switching, routing, VLANs, DHCP, DNS, BGP/OSPF

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Experience with large-scale LAN migration or refresh programmes

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Knowledge of segmentation, firewalls, and zero-trust networking

Desirable

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Experience in large retail or multi-site environments