ALTEN

Lead Thermal Space Engineer

ALTEN

contract

Posted on:

Location Type: Remote

Location: Stevenage • United Kingdom

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Job Level

Senior

About the role

  • Define and own the thermal control system (TCS) architecture for spacecraft or satellite platforms
  • Lead thermal modelling and analysis across full mission profiles
  • Develop thermal design solutions including radiators, MLI, coatings, heat pipes, and conductive interfaces
  • Ensure compliance with ECSS and programme-specific standards
  • Support environmental test campaigns including thermal vacuum (TVAC)
  • Interface with systems, structural, AIT, and payload teams to ensure integrated thermal performance
  • Provide technical leadership and oversight across the thermal discipline

Requirements

  • Demonstrable experience working on spacecraft, satellite, or space system programmes
  • Strong expertise in radiative heat transfer and thermal balance in space environments
  • Experience defining full thermal system architecture at platform level
  • Proven experience with thermal modelling and analysis tools
  • Deep understanding of space environmental constraints (vacuum, radiation, orbital cycling)
  • A Bachelor’s or Master’s degree in Engineering, or equivalent military experience
  • Significant experience within space programmes (LEO, GEO, deep space, or equivalent)
Benefits
  • A personalised career path and a rewarding management style
  • A huge diversity of engineering projects and industries
  • Private Medical Insurance
  • Cycle & Tech Scheme
  • Employee assistance programme
  • Life insurance & Pension Scheme
  • Social atmosphere, regular gatherings & team buildings
  • Flexible way of working (role dependent)
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
thermal control system architecturethermal modellingthermal design solutionsradiative heat transferthermal balancethermal vacuum testingheat pipesconductive interfacesenvironmental test campaignsthermal analysis tools
Soft Skills
technical leadershipoversight
Certifications
Bachelor’s degree in EngineeringMaster’s degree in Engineering