Senior Thermal Systems Architect

6 days ago


Long Beach, California, United States Relativity Space Full time

About the Company:

Relativity Space is a pioneering company in the field of additive manufacturing and aerospace technology. Our mission is to revolutionize the space industry by designing and building reusable rockets that can deliver payloads to orbit with unprecedented efficiency and reliability.

Our Journey:

We are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors. At Relativity Space, we offer a competitive salary range of $155,000—$197,000 USD, which is part of our total rewards package that includes equity, generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more.

About the Team:

Our Integrated Performance teams ensure that our products work across all systems and disciplines, from trajectory design to aerodynamics to reliability analysis and beyond. The Thermal team is responsible for predicting temperatures and designing thermal architectures for structures, fluids, components, and avionics on reusable launch vehicles.

The Role:

  • Drive the architecture, sizing, and development of thermal systems like insulation, heaters, thermal protection, and environmental conditioning in collaboration with peer technical teams.
  • Build, execute, and validate thermal analyses at the component, sub-system, and vehicle level, including relevant tool development and automation.
  • Direct design and development engineers in the successful application of thermal sciences to achieve system and component requirements.
  • Develop and execute tests to support thermal systems development and qualification, including hands-on work like test article integration, instrumentation setup, and data processing.
  • Support vehicle and engine thermal system development and stage testing as well as flight operations.

About You:

To succeed in this role, you should have a strong background in thermal analysis and experience working on integrated vehicle programs. A bachelor's degree in engineering or a related field and 8+ years of experience in thermal analysis are required. Proficiency in commercial FEM/FDM/FVM solvers like Sinda/Fluint/Thermal Desktop is also essential. Experience with scripting languages like MATLAB or Python is a plus.



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