EVONA · 9 hours ago
Lead Thermal Engineer
San Francisco Bay Area
Full-time
Onsite
Senior Level, Lead/Staff
5+ years expEVONA is seeking a Lead Thermal Engineer to own the design, analysis, and validation of thermal control solutions for a high-altitude aerospace vehicle operating in extreme stratospheric environments. This role is responsible for ensuring reliable thermal performance of avionics, payloads, energy systems, and structures through a combination of modeling, hardware support, and test validation.
Staffing & Recruiting
Hiring Manager
Matthew Mallorie
Responsibilities
Design and optimize active and passive thermal control architectures
Perform steady-state and transient thermal analyses
Develop and correlate thermal models across mission environments
Support material, insulation, coating, radiator, and interface trade studies
Define thermal requirements, margins, and operating limits for critical subsystems
Support environmental testing: thermal vacuum, altitude simulation, temperature cycling
Analyze test results, correlate against predictions, and drive design improvements
Collaborate across mechanical, electrical, systems, and manufacturing teams
Document analyses, compliance, and test readiness for flight hardware
Qualification
Required
BS in Mechanical or Aerospace Engineering (or related field)
5–10 years hands-on thermal engineering experience on aerospace or flight systems
Proven ownership of thermal decisions through design, integration, and validation
Strong applied heat transfer expertise, especially in low-density environments
Experience with ANSYS, Thermal Desktop, COMSOL, or similar tools
Company
EVONA
We believe in the evolution of knowledge and the progression of people - it is so core to our business, it's the meaning of our name: EVO - to evolve, ONA - people.
51-200 employees
Funding
Current Stage
Growth StageLeadership Team
Jack Madley
Co-Founder
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