The Thermal Design Engineer role at Amazon Leo focuses on providing high-speed, low-latency satellite broadband services to government customers. The position requires a combination of technical expertise and analytical skills to support spacecraft design and thermal analysis. The engineer will work closely with vehicle architects and subsystem leads to optimize thermal performance and reliability. This role is critical in ensuring the success of satellite missions through detailed analysis and testing.

• Bachelor's degree in mechanical engineering or equivalent.
• 3+ years of experience with analysis simulation software/tools.
• Experience with test planning, test set-up, results correlation, and system verification for production.
• Experience with Thermal Desktop (SINDA), Ansys, or similar thermal analysis tool.
• Proficiency in verbal and written communication.
• Master’s or PhD in mechanical engineering or related field.
• Experience with performing tests under standards SMC-S-016, GSFC-STD-7000 and/or MIL-STD-1540.
• Experience with data acquisition systems for thermal and power applications.
• Experience in development of, and/or selection of, a range of thermal control hardware.
• Experience with interpreting and correlating data from on–orbit telemetry.

• Conduct detailed and comprehensive analysis of bus and payload subsystems.
• Support architectural trades with preliminary thermal analysis for spacecraft.
• Drive design optimizations for performance, mass, and cost.
• Define and execute test setups for thermal cycling and TVAC tests.
• Select test equipment and correlate test results with mission operations models.
• Plan and execute acceptance tests and qualification simulations.
• Simulate launch vehicle environments from integration through launch.
• Document trades and design evolution for design review gates.
• Support thermal design for terrestrial equipment and systems with CFD analysis.

• Employees at Amazon are often offered comprehensive health benefits—including multiple medical plan options (no pre-existing condition exclusions, 100% covered in-network preventive care), dental and vision plans, a 24/7 medical advice line from day one, expert second-opinion services, and broad mental-health support with several free counseling sessions (including pediatric). Financial wellness typically includes a 401(k) with company match (up to 2%), Restricted Stock Units (equity), FSAs, an emergency savings program, product and partner discounts, and even college-savings and home-purchase programs. Overall, the package is designed to support employees and their families’ health, finances, and day-to-day life.