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Thermal Engineer

Reflect Orbital - Hawthorne HQ, Hawthorne, California, United States

Posted Oct 14, 2025

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About this role

Thermal Engineer Hawthorne HQ, Hawthorne, California, United States At Reflect, you will be expected to move fast, have a lot of ownership and, most importantly, be able to effect change. If this excites you, we are interested in hearing about your best work and accomplishments across any domain and from any points in your life. About the Role As a Thermal Engineer, you will drive the detailed thermal design of our spacecraft at the component and integrated level. You'll develop our thermal management strategies, prove them through iteration and test, and fly reliable systems. Responsibilities - Develop robust thermal design for avionics and other electro-mechanical subsystems - Build and operate our thermal modelling toolchain to provide reliable results that guide key design trades down to the component level - Develop and use testing systems that can validate in-space component and thermal control system performance - Guide material selection for components across the spacecraft - Collaborate with other system designers to manage overall spacecraft thermal performance Ideal Qualifications - 4-6 years of professional thermal engineering experience, ideally on spacecraft or other high-reliability hardware - Demonstrated experience modelling heat transfer with numerical methods with provably accurate results - Experience validating simulation results with TVAC and thermal cycle testing for space hardware - Experience designing thermal management systems for spacecraft. Full cycle from simulation to hardware functionality Even if you don't meet 100% of the above qualifications, we are likely still interested in hearing from you. Hiring exceptional individuals is our #1 priority,

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