Network Security Engineer

  • Fynity
  • Salisbury, Wiltshire
  • Mar 26, 2026
Full time I.T. & Communications

Job Description

Cyber Infrastructure Engineer - DV EnvironmentPortsmouth or Salisbury Hybrid Join an established Cyber team on a major Defence site, working across security, infrastructure, and networks not just monitoring, but fixing and owning issues end-to-end. What you'll do
  • Handle ServiceNow incidents & POI investigations
  • Own and maintain on-prem Splunk
  • Support 3rd/4th line network & security issues
  • Work across Windows, Linux, VMware, networks & security appliances
What you'll need
  • Strong Splunk experience
  • 3rd/4th line network security background
  • Experience with firewalls, proxies, routers, DMZs
  • Solid Linux or Windows admin
  • Understanding of core protocols & RCA
The details
  • Portsmouth or Salisbury
  • 8-6 weeks on-site to get up to speed with the client , then 2 days per week
  • DV clearance eligibility required
If you want a role where you're hands-on across the full stack in a proper defence environmentIf you are interested please apply ASAP. The People Network is an employment agency and will respond to all applicants within three - five working days. If you do not hear within these timescales please feel free to get in touch.