Senior Thermal Analyst (Aerospace)

TL;DR

Senior Thermal Analyst (Aerospace): Leading thermal modeling and simulation for high-power satellites with an accent on orbital thermal models and active/passive thermal control systems. Focus on designing fluid systems, coordinating TVAC test campaigns, and correlating models with experimental data to ensure spacecraft survival in harsh radiation environments.

Location: Los Angeles, CA. Must be a U.S. Person (Citizen, Green Card holder, etc.) per ITAR regulations.

Salary: $140,000 - $230,000 + equity

Company

hirify.global is a Series C startup building the largest and highest-power satellite platforms for missions ranging from LEO to deep space.

What you will do

• Own end-to-end orbital thermal models via Thermal Desktop for spacecraft buses from architecture through flight.
• Design and size active and passive thermal control systems, including pumps, accumulators, and cold plates.
• Lead steady-state and transient thermal analyses across the full worst-case hot/cold mission envelope.
• Define and defend thermal margins at PDR/CDR-level design reviews for leadership and customers.
• Drive correlation of thermal models against TVAC and thermal balance test data.
• Develop and maintain state-of-the-art test stands, instrumentation, and data acquisition systems.

Requirements

• 5+ years of experience with thermal testing in a high-rate manufacturing environment.
• 3+ years of experience sizing and testing fluid systems (pumps, valves, heat exchangers).
• Proven expertise in data acquisition for thermal and power related applications.
• Strong experience with TVAC testing, including setup, instrumentation, and troubleshooting.
• Must be a "U.S. Person" as defined by ITAR (U.S. citizen or lawful permanent resident).

Nice to have

• Experience with Thermal Desktop and basic statistical data analysis.
• Knowledge of signal conditioning to define optimal acquisition rates.
• Experience testing pumps, avionics, or refrigeration systems.
• Proficiency in NX or AutoCAD for designing test fixtures.

Culture & Benefits

• Comprehensive benefits package including medical, dental, and vision coverage.
• Paid time off and paid parental leave.
• Equity ownership in a high-growth Series C space startup.
• Opportunity to contribute to groundbreaking spacecraft development in a fast-paced environment.