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Thermal Analysis Engineer

Job in Caerphilly, Caerphilly County, CF83, Wales, UK
Listing for: NanoAvionics US Inc.
Full Time position
Listed on 2026-05-31
Job specializations:
  • Engineering
    Aerospace / Aviation / Avionics, Engineering Design & Technologists, Systems Engineer
Salary/Wage Range or Industry Benchmark: 45000 - 60000 GBP Yearly GBP 45000.00 60000.00 YEAR
Job Description & How to Apply Below

The Simulations Team here at Kongsberg Nano Avionics is actively seeking a curious and highly motivated Simulations Engineer, specializing in Thermal Analysis. As an integral member of our dedicated and innovative team, you will play a vital role in contributing to the design and development of nano and micro satellites.

As Thermal Analysis Engineer, you will:
  • Working closely with the business development team to conduct thermal control system sizing, feasibility checks, and trade-off studies at the pre-contract stage, ensuring alignment with project goals
  • Propose and develop reliable thermal control system solutions that guarantee sub-systems are maintained within their operational temperature ranges, optimising performance and longevity
  • Perform thermal analysis at both the spacecraft and sub-system levels, applying expertise to foresee and address potential challenges
  • Support real world thermal testing by preparing necessary test documentation
  • Correlate simulation models with test and in-orbit data to enhance the accuracy and reliability of simulations, contributing to continuous improvement and validation of models
  • Collaborate seamlessly with colleagues across various departments and payload suppliers to collect essential input information required for precise and meaningful thermal simulations
  • Prepare and organise comprehensive documentation to present your findings and insights to colleagues from other departments as well as customers, communicating technical information in an accessible manner
  • Engage with international suppliers to procure vital thermal control system components, managing relationships and ensuring quality and timeliness
We expect you to have:
  • A bachelor’s degree (or higher) in Mechanical or Aerospace engineering or a similarly related field
  • A good understanding of thermodynamics, heat transfer
  • Experience conducting spacecraft system level thermal analysis simulations using an industry standard code – ideally Systema-Thermica (although it could be COMSOL, ESATAN etc.)
  • CAD software proficiency – ideally Solid Works
  • Advance knowledge of MS Office
  • Ability to work well both as part of a team and independently
  • A growth mindset – be able to learn quickly and undertake new challenges
Nice to have:
  • Previous work experience in the space sector
  • A good understanding of orbital mechanics
  • Thermal testing knowledge, for example, writing thermal balance test plans
  • Familiarity with ECSS and NASA standards & handbooks
  • Salary starts from £45 to 60K per year
  • The final offer will depend on the level of competencies and experience
We offer Growth Opportunities

More than 75% of our leadership has developed within the company and more than 12% of employees have expanded their expertise through horizontal moves.

Personal & Professional Development

Workshops, global conferences and industry meetups.

Team Clubs

From airsoft, motorsports to a pilot club - numerous interest groups based on team hobbies.

Professional Autonomy & Trust

Result-oriented working hours with the possibility to work remotely.

Collaboration with Leading Global Space Companies

Possibilities to cooperate with industry giants such as Space

X and NASA.

We provide
  • Private health insurance (after probation period)
  • Quarterly budget for sports of your choice
  • One fully compensated volunteering day per year
  • Employee referral program
  • 2 fully compensated sick leave days per year
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