Security Systems Engineer career guide
Security Systems Engineers design, integrate and support complex defence systems including surveillance, communications, sensors and command platforms.
Career guide reviewed by Certyz · October 2026
Entry routes vary by employer and role. Compare the options below before deciding what to research next.
What does a Security Systems Engineer do?
Security Systems Engineers design, integrate and support complex defence systems including surveillance, communications, sensors and command platforms.
- Engineering offices
- Testing facilities
- Military sites
- Hybrid working
- BAE Systems
- Leonardo
- Thales
- QinetiQ
- Ministry of Defence
How to become a Security Systems Engineer
Systems engineers ensure multiple technologies operate together safely, reliably and securely throughout the lifecycle of defence programmes.
Degree or Degree Apprenticeship in Systems Engineering, Electronic Engineering, Software Engineering or Aerospace Engineering.
- University
- Degree apprenticeship
- Apprenticeship
- Direct employment or training
Skills and progression for Security Systems Engineer
- Systems thinking
- Engineering
- Problem solving
- Communication
- Attention to detail
- Senior Systems Engineer
- Lead Systems Engineer
- Chief Systems Engineer
- Engineering Director
- Technical Director
Check current entry requirements before deciding
This Certyz guide is a starting point. Qualifications, registration rules and apprenticeship availability can change. Confirm the latest requirements with employers, course providers, relevant professional bodies and official careers guidance.
What could the outlook mean for you?
Career opportunities can look different depending on where you live, your preferred route and the subjects and activities you enjoy. Your report brings those factors together rather than giving you a generic answer.
- Regional vacancy and salary intelligence
- Your personal career-match reasoning
- Opportunity strength and market direction
- Alternative careers worth considering