Fluid Systems Engineer III - Lunar Permanence

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. We are looking for a fluids design 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. You will be responsible for analyzing a gas systems that support our gas distribution, gas storage, and RCS thruster assemblies. The position will be responsible for valves, pumps, heat exchangers, sensors, piping and other fluids equipment for this portion of the gas subsystem. Our team will size, select materials, and analyze components for structural integrity due to pressure, vibration, fracture, fatigue, etc. You will work with suppliers or Blue Origin internal groups to identify components and support procurement, fabrication, and installation. You will also manage the project plan for various hardware including cost and schedule for your sub-assembly. 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

• Fluids sub‑assembly design and development, including: designing parts and assemblies in CAD (Creo preferred), 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.
• 3-5 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 using engineering tools such as: Simulink, Matlab, Thermal Desktop, Engineering Equation Solver (EES), Aft Arrow
• Experience in 3D CAD programs (Creo preferred)
• Experience in requirement management tools (JAMA preferred)
• Proficiency in crafting engineering drawings with GD&T (ASME Y14.5).
• 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.

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

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

Driver Requirements

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.

Merchant Mariner Credential

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

• 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.

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, or any other status or characteristic protected by federal, state, and/or local law. Blue Origin will consider for employment qualified applicants with criminal histories in a manner consistent with applicable federal, state, and local laws, including the Washington Fair Chance Act, the California Fair Chance Act, the Los Angeles Fair Chance in Hiring Ordinance, and other applicable laws. For more information on “Know Your Rights,” please see here. Affine. Applicants wishing to receive information on Blue Origin’s affirmative action plans, or applicants requiring a reasonable accommodation in order to participate in the application and/or interview process, please contact us at View email address on click.appcast.io. Please note this is a publicly managed inbox. Please do not include any personal medical information in your request. We’re committed to building the road to space so our children can build the future. We are a mission-driven company focused on ideas and innovation, and encourage fresh perspectives from bold voices. At Blue, our team is building the future as their unique selves. Thank you for your interest in working at Blue Origin! Blue Origin was founded with a vision to enable a future where millions of people are living and working in space to benefit Earth. In order to preserve Earth, Blue Origin believes in the need to enable humanity to expand, explore, find new energy and material resources, and move industries that stress Earth into space. Blue Origin believes it has an important role in building a road to space and lowering the cost of getting there. At Blue Origin, we’re working on this today by developing fully reusable launch vehicles and systems that are safe, reliable and affordable. Every launch vehicle is designed for human spaceflight from the beginning and able to ferry payloads to space.

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