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Permanent

Senior GNC Engineer

Holt Executive
Oxfordshire
money-bag £60000 - £94000/annum Hybrid working, 9/75 work pattern, p
Posted: 19 August 2026 (Today)
Closing date: 18 September 2026
Ref: 225510666

An innovative organisation operating at the forefront of the space sector is seeking a Senior GNC Engineer to contribute to the design, development, integration and verification of advanced Guidance, Navigation and Control systems for complex satellite missions.

This is a highly technical opportunity to work on GNC, computer vision and spacecraft control technologies. You will play a key role in shaping subsystem architectures and delivering solutions from early design through to verification and on-orbit operations.

The Role

Key responsibilities will include:

  • Contributing to the development of GNC systems, including requirements, FDIR and V&V strategies.
  • Integrating GNC algorithms, computer vision and GNC hardware with the wider spacecraft platform.
  • Working closely with multidisciplinary engineering teams to ensure GNC performance and system compatibility.
  • Planning and executing GNC subsystem verification and testing.
  • Leading GNC subsystem review gates and contributing to wider mission reviews.
  • Conducting research into emerging GNC technologies, algorithms and hardware.
  • Performing subsystem-level design, analysis and technical trade-offs.
  • Supporting GNC algorithm development, hardware selection and integration for RPO missions.
  • Contributing to GNC software architecture and operational flight software solutions.
  • Working with customers and suppliers to define requirements and develop technical solutions.
  • Supporting technical and programme leadership.

About You

You should have:
  • A Master''s degree in Aerospace Engineering or a relevant engineering/science discipline.
  • 5+ years'' experience in a GNC-related engineering role.
  • Intermediate-level MATLAB/Simulink experience.
  • Strong understanding of GNC subsystem architecture.
  • Hands-on experience with most of the following:
    • GNC requirements derivation and verification
    • Control law and navigation algorithm development
    • Translating algorithms into operational flight software
    • GNC hardware integration and testing
    • GNC technology and hardware selection
    • Space mission data processing
    • Spacecraft capture systems

Desirable Experience
  • Flight dynamics and relative orbital dynamics.
  • On-orbit satellite operations.
  • C/C++ development.
  • Embedded software development.

What''s on Offer
  • Hybrid working with flexible hours.
  • Optional compressed working pattern.
  • 25 days'' holiday, increasing to 28 days with service, plus bank holidays.
  • Private healthcare.
  • Life insurance and long-term sick pay.
  • Relocation assistance may be available.
  • Modern engineering and cleanroom facilities.
  • Professional development and career progression opportunities.
  • Regular team and social events.

If you''re a Senior GNC Engineer with experience across spacecraft guidance, navigation and control and want to work on technically challenging space missions, I''d be keen to hear from you.



TT

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