Cryogenic Fluids Analyst II – Propulsion Systems

Blue Origin; Denver (CO); On-site; USD 91,000 - 127,000; Full time

Benefits offered by this job

Medical, dental, vision insurance

401(k) with company match

Paid time off (4 weeks)

Education Support Program

Stock options

Job summary

Blue Origin is seeking a Fluids Analyst to support the Cryogenic Propellant Distribution and Mass Gauging on the MK2 Crew Lander, working through the full development lifecycle from design to on-console operation.

You will collaborate with NASA and National Team Partners in the Human Landing System program to develop the MK2 Crewed Lunar Lander for sustained lunar presence. The role emphasizes thermo-fluids modeling, propulsion system fluids integration, and cryogenic fluid management.

Qualifications

• B.S. in Mechanical Engineering, Aerospace Engineering, or related field.
• 3+ years of thermal/fluids analysis experience.
• Proficiency using common CFD tools such as Thermal Desktop or Sinda/Fluint.
• Understanding of Fluid Mechanics, Heat Transfer, and Thermodynamics.
• Hands-on experience with first-order and Excel-level fluids calculations.
• Desired: Expertise in Thermal Desktop.
• Experience with LH2 and/or LOX.
• Experience supporting propulsion system ground testing.
• Experience with propellant mass gauging.
• Experience with cryogenic propellant distribution.
• CFD expertise (ANSYS Fluent, FLOW3D).
• Experience with cryogenic, multi-phase, or gaseous fluid systems.
• Spacecraft, space vehicle or launch vehicle fluid systems experience.

Responsibilities

• Generate and run thermo-fluids models of cryogenic propellant.
• Work with a cross functional team to advance the state of the art of in space cryogenic fluid management in propulsion systems.

Skills

Thermal/fluids analysis

Fluid mechanics

Heat transfer

Thermodynamics

Education

B.S. in Mechanical or Aerospace Engineering

Tools

Thermal Desktop

Sinda/Fluint

Excel

Job description

Blue Origin is seeking a Fluids Analyst to support the Cryogenic Propellant Distribution and Mass Gauging on the MK2 Crew Lander, working through the full development lifecycle from design to on-console operation.

You will collaborate with NASA and National Team Partners in the Human Landing System program to develop the MK2 Crewed Lunar Lander for sustained lunar presence. The role emphasizes thermo-fluids modeling, propulsion system fluids integration, and cryogenic fluid management.