DV Cleared Network Engineer – Secure Defence Infrastructure

Company: Fynity
Apply for the DV Cleared Network Engineer – Secure Defence Infrastructure
Location: Dacorum
Job Description:

Senior Network Engineer (DV Cleared)

Hertfordshire (On-site)

Up to £60K + Benefits

Active DV Clearance Required

The role

If you’re a DV Cleared Network Engineer looking for a more meaningful technical challenge, this is a chance to join a secure defence programme supporting complex, multi-site infrastructure that underpins critical operations.

Responsibilities

  • Cisco routing & switching configuration and support
  • Fortinet firewall management (policies, VPNs, changes)
  • F5 load balancing / application delivery
  • Network changes, upgrades and deployments
  • Troubleshooting incidents in a secure environment
  • Maintaining technical documentation

What you’ll need

  • Strong Cisco networking experience (CCNA/CCNP or equivalent)
  • Firewall experience (Cisco / Fortinet)
  • F5 / load balancing exposure
  • Strong incident resolution and troubleshooting skills
  • Experience in secure or enterprise environments

Why apply

  • Work on nationally significant, secure systems
  • Complex, hands‑on technical environment
  • Real ownership and impact within a defence programme

If you hold active DV clearance, apply now or get in touch for a confidential chat.

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Posted: May 27th, 2026