Senior Network Security Engineer

Sanderson Government & Defence
Full-time Bristol, England IT & Technology
Posted:
February 21, 2026
Location:
Bristol, England, United-Kingdom

Job Description

Senior Network Security Engineer

Central Bristol (various hybrid working arrangements available depending on location).

£65,000 to £75,000 + bonus, 25 days holiday, good contributory pension

Are you a Network Security Engineer ready to step into a role where your expertise shapes the security of a modern, hybrid tech environment? This is your chance to own security tooling, influence design decisions, and help strengthen a growing cyber function.

What You'll Be Doing

  • Configuring and optimising security tooling such as segmentation platforms, Sophos, Mimecast, XDR solutions, vulnerability scanners and hardening baselines.
  • Managing firewalls, VPNs, secure remote access and segmentation controls.
  • Improving detection and response by working closely with SIEM/SOC teams.
  • Ensuring critical logging, monitoring and compliance standards are always met.

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Job Overview

Job Type: Full-time
Location: Bristol, United-Kingdom
Posted: February 21, 2026
Deadline: April 02, 2026