Senior Space Thermal System Engineer

About the role

A Senior Space Thermal System Engineer plays a key role in designing, developing and verifying spacecraft systems from concept to operation, working with multidisciplinary teams and ensuring compliance with ECSS standards. The position is based in Prague or Brno, Czech Republic.

Key responsibilities

• Perform thermal design and analysis for spacecraft structures, equipment, payloads and subsystems, and develop and maintain thermal models
• Support the definition of thermal control concepts and design trade-offs, and turn thermal requirements into design, verification and documentation inputs
• Prepare thermal budgets, predictions, margins, assumptions and interface data, and support specification and technical coordination of thermal hardware and suppliers
• Prepare inputs for thermal verification, including test predictions, instrumentation, data evaluation and model correlation
• Take part in environmental test campaigns and prepare test reports, and write specifications, analysis reports, procedures, compliance inputs and review data packages
• Present technical results to internal teams, customers, suppliers and international partners, and support proposals, work package definitions, effort estimates and reviews

Required profile

• Master's degree in aerospace, mechanical, thermal engineering, applied physics or a comparable field
• 5 to 10 years of experience as a spacecraft thermal systems engineer or equivalent
• Solid knowledge and hands-on experience with ECSS standards, and experience across the full satellite lifecycle (Phases A to E)
• Experience in spacecraft, satellite, CubeSat, payload or instrument thermal design, and thermal vacuum, balance or environmental testing
• Ability to work in interdisciplinary and international teams, and willingness to travel within Europe and attend conferences
• Fluent written and spoken English

Required skills

• Thermal analysis, thermo-elastic modelling, calculations and technical documentation
• At least one simulation or analysis tool; preferred: ESATAN-TMS, Thermica, Thermal Desktop, SINDA/FLUINT, ANSYS, COMSOL, MATLAB, Python
• Automation of calculations, post-processing and reporting

What we offer

• Projects with a direct impact on real missions and participation in national and international space projects
• Access to advanced software and satellite control systems
• Career education opportunities and stable working background
• 5 weeks of vacation, meal allowance, supplementary pension and leisure allowances