Thermal Engineer I (Aerospace)

Location: Long Beach, California, United States

Hiring range: $90,000–$136,000 USD annually

Company

hirify.global develops launch vehicles, including the reusable Terran R rocket, its manufacturing systems, and related launch operations.

What you will do

• Drive the architecture, sizing, and development of thermal systems including insulation, heaters, thermal protection, and environmental conditioning.
• Build, execute, and validate thermal analyses at component, subsystem, and vehicle levels, including tool development and automation.
• Guide design and development engineers in applying thermal sciences to meet system and component requirements.
• Develop and execute thermal-system development and qualification tests, including test-article integration, instrumentation, and data processing.
• Support vehicle and engine thermal-system development, stage testing, and flight operations.

Requirements

• Bachelor’s degree in engineering or a related field.
• Industry experience through internships or university collaborations.
• Strong fundamentals in heat transfer and thermal analysis.
• Hands-on experience writing test plans and performing component- and system-level testing, instrumentation, and data analysis.
• Experience with an engineering scripting language such as MATLAB or Python.

Nice to have

• Graduate degree in engineering or a related field.
• Experience solving complex problems on integrated vehicles with design teams.
• Experience with component- and system-level thermal and fluids analysis using tools such as Sinda, Fluint, Thermal Desktop, or other commercial FEM, FDM, or FVM solvers.
• Familiarity with cryogenic liquid rocket stage architecture, engine architecture, and operations.
• Understanding of aerodynamics and external-flight heating, including thermal-protection-system materials and sizing.

Culture & Benefits

• Work across propulsion, manufacturing, software, avionics, and corporate teams with autonomy, ownership, and technical responsibility.
• Competitive salary and equity.
• Generous paid time off and sick leave, parental leave, and an annual learning and development stipend.
• Equal opportunity employment and reasonable accommodation support are provided.

Hiring process

• Unsolicited resumes, candidate profiles, and referrals from recruitment agencies or search firms are not accepted.