Senior Thermal Engineer (Aerospace)

Location: Los Angeles, CA, USA; in-person collaboration at the Playa Vista office. U.S. Person status is required for access to export-controlled data.

Company

hirify.global is a fast-growing aerospace startup that manufactures satellite buses at scale using software, vertical integration, and hardware designed for manufacturing.

What you will do

• Own spacecraft thermal design and performance from concept through flight and on-orbit operations.
• Develop and maintain spacecraft-level thermal models in Ansys Thermal Desktop.
• Perform thermal analyses across mission environments and develop thermal control solutions.
• Plan and execute thermal subsystem reviews, including SRR, PDR, and CDR.
• Support flight hardware integration, build, thermal vacuum testing, instrumentation, and data acquisition.
• Correlate test and flight data with thermal models and collaborate with mechanical, systems, and avionics teams.

Requirements

• U.S. Person status required due to access to export-controlled data.
• Bachelor’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
• 5+ years of experience in thermal engineering or analysis.
• Experience with thermal modeling and analysis tools.
• Strong understanding of heat transfer and thermal engineering fundamentals.
• Strong analytical and problem-solving skills in a fast-paced environment.

Nice to have

• Experience with spacecraft or aerospace thermal systems and spacecraft thermal control systems.
• Proficiency with Ansys Thermal Desktop.
• Experience correlating thermal models with test or flight data.
• Familiarity with spacecraft thermal margin standards, two-phase thermal control systems, Siemens NX, and Teamcenter.

Culture & Benefits

• Equity participation and a fast-growing startup environment.
• Company-paid medical, dental, and vision coverage for employees and dependents, plus $100,000 life insurance.
• Paid vacation, 10 holidays, and 8 weeks of paid parental leave.
• 401(k) plan with employer matching and childcare reimbursement for work-related travel.
• Catered lunches, snacks, office events, and tools for an in-person collaborative workplace.