Thermal Engineer II
Listed on 2026-08-27
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Engineering
Aerospace / Aviation / Avionics, Mechanical Engineer, Systems Engineer
Lunar Permanence Thermal Engineer
At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our diverse team of problem solvers as we add new chapters to the history of spaceflight!
This role is part of the Lunar Permanence business unit. To further Blue Origin's mission of having millions of people living and working in space, we are building the sustainable infrastructure for transporting crew and cargo from Earth to the lunar surface. As part of a diverse and hardworking team of engineers, you will contribute to the definition and development of spacecraft thermal control systems.
You should be comfortable working in a fast-paced and often uncertain environment, contributing to innovative solutions, while demonstrating personal leadership, technical competence, and attention to detail. You will work directly with NASA and our National Team Partners as part of the Human Landing System (HLS).
We are looking for an engineer to be responsible for the delivery and integration of thermal components across the Blue Moon Crew Lander as a part of the HLS Crew Lander Thermal Systems Engineering Vehicle Team. In this role, you will be responsible for Active Thermal Control System component delivery, integration, and verification efforts as well as supporting Active Thermal Control System design efforts.
Minimum Qualifications- Minimum of a B.S. degree in mechanical or aerospace engineering
- 3 years of relevant Thermal Engineering or Mechanical Engineering experience
- Ability to perform basic thermal analysis using hand calcs
- Demonstrated experience assembling and testing hardware
- Understanding of aerospace hardware verification and validation process
- Familiarity with common spacecraft Active Thermal Control hardware such as cold plates, heat exchangers, valves, radiators, tubing, and fittings, and working fluids
- Experience with CAD software; preferably Creo
- M.S. degree in mechanical or aerospace engineering
- 5 years of relevant aerospace experience
- Experience in designing, building, and testing fluid routing systems and associated components
- Solid understanding of pumped fluid loop hardware such as tubing, cold plates, radiators, valves, heat exchangers, etc and semi-passive devices like sensors and heaters
- Experience with Thermal Desktop and Sinda/Fluint
- Able to work well in an integrated collaborative team environment, including frequent interactions with other engineers, managers, and program leadership
- Highly self-motivated with strong organizational and written/oral communication skills – able to prioritize and execute tasks in a fast-paced environment
Base Pay Range for:
CO applicants is $98,208.00 - $ WA applicants is $ - $ Other site ranges may differ
Culture Statement
Don't meet all desired requirements? Studies have shown that some people are less likely to apply to jobs unless they meet every single desired qualification. At Blue Origin, we are dedicated to building an authentic workplace, so if you're excited about this role but your past experience doesn't align perfectly with every desired qualification in the job description, we encourage you to apply anyway.
You may be just the right candidate for this or other roles.
Export Control Regulations
Applicants for employment at Blue Origin must be a U.S. citizen or national, U.S. permanent resident (i.e. current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.
Background Check
- Required for all positions:
Blue's Standard Background Check - Required for Certain Job Profiles:
Defense Biometric Identification System (DBIDS) background check if at any time the role requires one to be on a military installation - Required for Certain Job Profiles:
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