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Principal Thermal Design Engineer

Los Angeles💼 Full-time💰 $175,000–$175,000🗓 2026-07-22 → 2026-09-26

Core

Lead detailed thermal design and analysis for high-power satellite subsystems, ensuring survival in harsh radiation environments and optimizing thermal management strategies for missions from LEO to deep space.

Role type

Principal Thermal Design Engineer (Spacecraft Systems)

Builds

High-power satellite platforms for constellation-scale missions

Domain

Aerospace / Satellite Systems / Thermal Engineering

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work -> physical/clinical work (Thermal control hardware & testing)

Required skills

Thermal analysis (component & spacecraft level), Radiative and conductive thermal modeling, Thermal control hardware design (heat pipes, heaters, MLI, TEC), Thermal cycling and TVAC testing, Thermal model correlation, Vendor interface for thermal requirements, Data automation

Preferred skills

Full-vehicle thermal vacuum testing, Cost-reliability-performance optimization, Integrated spacecraft-rocket analysis, Solar panel thermal modeling, Electrical PCBA thermal modeling, Radiator design, SMC-S016 standard familiarity, Python/C/C++/Matlab for automation

Technologies

Thermal Desktop, Ansys IcePak, Python, C/C++, Matlab

Responsibilities

Develop passive and active thermal control hardware (radiators, heat pipes, surface coatings), Create and maintain thermal models for spacecraft and sub-components, Execute thermal testing from development to qualification, Collaborate with Mechanical, Avionics, and GNC teams on thermal integration, Automate data analysis for architectural trades, Interface with vendors and launcher providers

Seniority

Principal, hands-on IC with strategic impact

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