Principal Systems Engineer

Thales Crawley, England May 1, 2026

Type Full Time
Pay Not listed
Work Hybrid
Level Senior

Principal Systems Engineer focuses on inspect, maintain, repair, install, design, or improve technical systems according to the role.

What the role involves

  • Inspect, maintain, repair, install, design, or improve technical systems according to the role.
  • Diagnose issues, complete checks, and keep records or handovers accurate.

Skills and requirements

  • Relevant technical, electrical, mechanical, maintenance, gas, plumbing, or engineering experience may be required.

Confirmed role details

  • Thales is a global technology leader with more than 83,000 employees on five continents.
  • With over 7,500 people in the UK, operating across defence, space, aerospace, and digital security, we help build a future we can all trust.
  • Crawley - Hybrid.
  • Digital Radar Electronic Support Measures (RESM) that provides situational awareness and identify threats even in busy Electronic Transmission Environments.

Candidate fit

  • technical judgement, safe working habits, careful diagnostics, and practical problem-solving
Career guide

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