Propulsion Thermal Engineer

About this role

Application close date: Applications will be accepted on an ongoing basis until the requisition is closed. 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 team of problem solvers as we add new chapters to the history of spaceflight!   

This role is part of the Blue Origin Engines business unit, where our focus is the design, development, manufacturing, and testing of engines and propulsion systems. Built for multiple uses, our family of engines is powering the next generation of rockets for commercial, civil, national security, and human spaceflight.

As part of a small team of engineers, you will perform thermal analysis to support the design and development of our thruster systems. This role supports the full development cycle, from early design trades through hot-fire testing and hardware qualification, and gives you direct influence over how thruster hardware is designed and verified. The ideal candidate has a strong foundation in heat transfer, thermodynamics, and numerical analysis and can solve complex engineering problems from initial concept through qualification. You should be comfortable working independently, contributing to design decisions, and communicating results clearly to the rest of the team.

Responsibilities include but are not limited to: •   Perform detailed thermal analysis of thrusters and subassemblies, including design trade studies, component sizing, and design verification • Develop detailed thermal models using industry-standard tools to predict thruster and subsystem thermal behavior • Analyze thermal test data to anchor, validate, and refine thermal models and analyses • Support component design from a thermal perspective throughout the development cycle • Lead and support thermal design reviews and verification activities throughout the product lifecycle • Collaborate cross-functionally with propulsion, materials, manufacturing, and test teams to ensure designs meet thermal margins and safety requirements • Document analysis methods, assumptions, results, and recommendations • Contribute to the continuous improvement of thermal analysis processes, tools, and best practices within the team

Minimum Qualifications • 4+ years of professional experience related to thermal analysis • Strong technical fundamentals in fluids and thermodynamics • Experience with Thermal Desktop, SINDA FLUINT, and Ansys • Proficiency with 0-D and 1-D thermal/fluid analysis • Able to perform hand calculations to validate and improve models • Demonstrated ability to lead projects and work independently • Must be a U.S. citizen or national, U.S. permanent resident (current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum.

Preferred Qualifications • M.S. degree or higher in mechanical or aerospace engineering • 6+ years of thermal analysis of propulsion systems and components

  Base Pay Range for: WA applicants is $121,023.00 - $169,432.20 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: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs. and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training. • Required for certain Job Profiles: Ability to obtain and maintain Merchant Mariner Credential, which includes pre-employment and random drug testing as well as DOT physical

Benefits • Benefits include:  Medical, dental, vision, basic and supplemental life insurance, paid parental leave, short and long-term disability, 401(k) with a company match of up to 5%, and an Education Support Program. • Stock Options for all regular employees (working at least 20 hours/week) • Paid Time Off:  Up to four (4) weeks per year based on weekly scheduled hours, and up to 14 company-paid holidays. • Dependent on role type and job level, employees may be eligible for benefits and bonuses based on the company's intent to reward individual contributions and enable them to share in the company's results, or other factors at the company's sole discretion. Bonus amounts and eligibility are not guaranteed and subject to change and cancellation. Please check with your recruiter for more details.

Equal Employment Opportunity Blue Origin is proud to be an Equal Opportunity/Affirmative Action Employer and is committed to attracting, retaining, and developing a highly qualified and

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