Secure Network Engineer (SC) – Hybrid, Corsham

Hamilton Barnes; Corsham; Hybrid; GBP 88,000 - 115,000; Part time

Job summary

Hamilton Barnes is seeking a Network Engineer for a 6-month hybrid contract based in Corsham. You will work on designing, building and supporting enterprise network infrastructure across physical and virtual environments, applying leaf-spine architectures and VXLAN overlays.

The role requires hands-on experience with routers, switches and firewalls, familiarity with OSPF/BGP and IP addressing, and current UK Security Clearance (SC) or eligibility.

Qualifications

• SC clearance (or eligible) required.
• CCNP or equivalent certification desirable.
• Strong IP networking fundamentals incl. subnetting and addressing.

Responsibilities

• Design, build, and support enterprise network infrastructure across physical and virtual environments.
• Deliver network solutions using leaf-spine and VXLAN overlays.
• Configure and troubleshoot routing protocols (OSPF, BGP) and IP services (addressing, QoS).
• Support secure network implementations including Firewall policies, IDS/IPS, and secure communications.
• Produce and review design documentation, build guides, and operational procedures.
• Support system integration, testing, and incident resolution with Service Management.

Skills

Network engineering

IP networking fundamentals

Routing (OSPF, BGP)

Leaf-spine architecture

VXLAN

Education

CCNP or equivalent certification

Tools

Cisco Nexus

IOS XE

Job description

Hamilton Barnes is seeking a Network Engineer for a 6-month hybrid contract based in Corsham. You will work on designing, building and supporting enterprise network infrastructure across physical and virtual environments, applying leaf-spine architectures and VXLAN overlays.

The role requires hands-on experience with routers, switches and firewalls, familiarity with OSPF/BGP and IP addressing, and current UK Security Clearance (SC) or eligibility.