Fluid Systems Engineer III - Lunar Permanence
- US citizenship
How this pay compares
This posting states $121k–$169k a year. Open propulsion engineer jobs in Alabama post a median of $145k a year, the middle half $145k–$157k, across 6 jobs that state their pay, so this one is within the middle half of what they post.
About the job
## 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 Lunar Permanence business unit, which develops Blue Origin’s Blue Moon landers and related products.
To further Blue Origin's mission of millions of people living and working in space for the benefit of Earth, we are building sustainable infrastructure for our transport of crew and cargo from Earth to the lunar surface. Do you love the big picture? Do you want to stamp your mark on the vehicles that will take humans back to the Moon for the first time in over 50 years?
Come join our team and literally propel us across the finish line! We are looking for a fluids systems engineer to help craft the gas systems for the Lunar Transfer Stage spacecraft. Work will include the complete life cycle of the sub-assembly from definition, interfaces, conceptual design, detailed design, component development, assembly, verification, and operations.
This position goes from initial design, to analyzing, to getting hardware, launching, and operating in space. A successful candidate will understand fluid systems, components, fluid dynamics, and compressible flow for space vehicles. The position will work under a lead engineer accountable for gas and thruster systems.
You will be responsible for systems engineering products that support our gas distribution, gas storage, and RCS thruster assemblies. The position will be responsible for system-level verification of the gas subsystem.
This includes requirements and interface definition, gathering test and analysis data, and compiling verification closure documentation to ensure the vehicle meets all requirements and is ready to take us back to the Moon. The position will work directly on our Transfer Stage Vehicle within the Lunar Permanence Business Unit.
Bring you technical expertise, leadership skills, and dedication to quality to positively impact safe human spaceflight. Passion for our mission and vision is required!
You will play a key role in developing the Lunar Transportation system that will return humans to the Moon and extend human presence permanently beyond the bounds of Earth. ## Responsibilities include, but are not limited to - Fluids sub-assembly development and verification, including: performing trade studies, procurement of components, and analysis of test data. - Interpreting and generating Piping and instrumentation Diagrams (P&IDs) using AutoCAD. - Develop and maintain acceptance and qualification test plans for subsystems and components. - Develop and maintain interface definitions between fluid systems and other vehicle subsystems. - Design and analyze custom components for fluid, thermal, and structural applications. - Perform component verification of internally and externally sourced components to company standards.
Qualifications: - Bachelor’s degree in mechanical engineering, aerospace engineering, or equivalent. - 5+ years of proven experience in the design of aerospace fluid or mechanical systems, including test execution and verification. - Hands-on experience building and testing mechanical assemblies or pressurized components/systems - Experience in requirement management tools (JAMA preferred) - Experience performing flow and pressure calculations as well as structural and thermal analysis of fluid systems. - Proven understand of fluid components such as valves, pumps, heat exchangers, tubing, and pressurized hardware. - Knowledge of standard installation and fabrication methods of fluid systems (tube stock, fittings, connections, fasteners, welding, etc.) - Excellent verbal, written, and graphical communications skills - Ability to earn trust, maintain positive and professional relationships.
Desired: - Advanced degree in Mechanical, Aerospace, or related engineering field. - Experience with hydrogen and oxygen systems and/or hypergol systems. - Proficiency in crafting engineering drawings with GD&T (ASME Y14.5). - Experience in 3D CAD programs (Creo preferred) - Experience using engineering tools such as: Simulink, Matlab, Thermal Desktop, Engineering Equation Solver (EES), Aft Arrow ## Base Pay Range for WA applicants is $121,023.00 - $169,432.20 ## 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 dedicated work force.
Blue Origin hires and promotes people on the basis of their qualifications, performance, and abilities. We support the establishment and maintenance of a workplace that fosters trust, equality, and teamwork.
We provide all qualified applicants for employment and employees with equal opportunities for hire, promotion, and other terms and conditions of employment, regardless of their race, color, religion, sex, sexual orientation, gender identity, national origin/ethnicity, age, physical or mental disability, genetic factors, military/veteran status, o
From Blue Origin's job posting, checked 7 Nov 2026. The employer's own page is the final word on requirements and availability.
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About Blue Origin
Builds the New Shepard and New Glenn rockets and the Blue Moon lunar lander.
Pay on its listings: 65.5% of its open jobs state an hourly rate
How it pays: Paid as an employee on Blue Origin's own payroll (salaried or hourly, as each posting states).
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