Thermal Engineer
Hermeus· Engineering – Vehicle Systems
Los Angeles, CA$91.8k - $140.3kFull-timePosted 3mo ago
About the role
Thermal Engineer responsible for analyzing, designing, and implementing thermal solutions for high Mach vehicles, including thermal analysis, system design, material selection, testing, and integration within a fast-paced aerospace environment.
Responsibilities
- Thermal Analysis: Conduct detailed thermal analyses and simulations using state-of-the-art tools and software to model heat transfer, thermal loads, and thermal behavior during all phases of mach3+ flight.
- Thermal System Design: Design and develop efficient thermal management systems, including heat shields, thermal protection materials, insulation, and active cooling systems to ensure the integrity and reliability of critical vehicle components.
- Material Selection: Evaluate and select appropriate materials with high-temperature capabilities and thermal resistance for thermal protection and heat dissipation in hypersonic environments.
- Hot metallic structure analysis: Analize and test novel ways to reduce thermal induces stress and deflections.
- Integration: Collaborate with multidisciplinary engineering teams to seamlessly integrate thermal solutions into the overall vehicle design.
- Testing and Validation: Plan, conduct, and analyze thermal tests in laboratory environments and during flight tests to validate thermal models and verify performance.
- Innovation: Stay up to date with advancements in thermal engineering and heat transfer technologies, seeking innovative approaches to enhance thermal efficiency.
- Documentation: Prepare technical documentation, reports, and presentations to communicate results and recommendations.
- Work with responsible engineers to develop simple and robust thermal solutions for a high temperature environment
Qualifications
- Bachelor's degree in mechanical, aerospace, or thermal engineering (or related field). A master's is advantageous.
- Proficiency in thermal analysis software and computational tools (e.g., ANSYS, CFD) for thermal simulations and modeling.
Skills
Required:Thermal analysis and modelingMaterials selection for high-temperature environments
Benefits
- Health & Wellness: 100% employer-paid healthcare and pet insurance
- Financial: Competitive pay, stock options, 401(k) retirement plan, and potential year-end bonuses
- Time Off: Paid parental leave, 12 federal holidays, unlimited PTO for exempt employees, and generous accrued PTO for non-exempt employees
- Office Perks: Weekly paid office lunches and fully stocked breakrooms
Last updated Oct 21, 2026. Interested? Apply on the company site.

About Hermeus
Building the world's fastest aircraft.
Building the world's fastest aircraft.
aerospacehigh-speed aircrafthypersonic aircrafthigh-Mach aircraft
More open roles at Hermeus
- Senior Software Simulation Engineer1w agoLos Angeles, CA · Engineering – Flight Software
- Senior/Principal Mission Software Engineer1w agoHybrid (Atlanta, GA / Los Angeles, CA) · Engineering – Mission Systems
- Senior RF Systems Engineer1w agoATLANTA · Engineering – Avionics Hardware
- Flight Software Engineer – Command & Control1w agoAtlanta, GA · Engineering – Flight Software
- Avionics Electrical Engineer1w agoLos Angeles, CA · Engineering – Avionics Hardware