Lunar Fluids & Thermal Systems Analysis Engineer

BLUE ORIGIN

. Conduct thermal analysis to define the performance and operations for various spaceflight systems .

Posted 3/31/2026full-timeDenver • Alabama, California, Colorado, Washington • 🇺🇸 United StatesJuniorMid-Level💰 $110,938 - $169,432 per yearWebsite

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Conduct thermal analysis to define the performance and operations for various spaceflight systems
Define hardware requirement and resolve technical challenges
Generate and run thermo-fluids models of cryogenic propellant in spacecraft
Provide guidance on optimizing hardware configuration, mission conops and control logic
Quantitatively evaluate alternative trade studies and provide recommendations
Work with a cross functional team to advance the state of the art of in space cryogenic fluid management

Requirements

What you’ll need

Minimum of BS degree in Mechanical or Aerospace Engineering
Minimum of two years of relevant experience is required
Strong understanding of thermal and fluid mechanics with relevant experience preferably in aerospace industry
Experience with one or more fluid or thermal modeling tools (e.g., SINDA/FLUINT, Thermal Desktop, Flow3D, CFD++, ANSYS Fluent, MATLAB/Simulink or other commercial codes)
Work closely with other cross functional teams as needed
Experience with modeling propulsion/cryogenic fluids management (storage, transfer, phase change,…) preferred
Experience with Thermal Desktop, SINDA/FLUINT preferred
Experience with Computational Fluid Dynamics (CFD) preferred
Knowledge of other tools including MATLAB, Simulink, Amesim preferred
Proficiency in one or more programming languages (e.g., MATLAB, Python, C/C++, FORTRAN) preferred
Advanced graduate degrees (Masters or PhD) preferred

Benefits

Comp & perks

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%
Education Support Program
Up to four (4) weeks paid time off per year
Up to 14 company-paid holidays

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

thermal analysisthermo-fluids modelingfluid mechanicsthermal mechanicsComputational Fluid Dynamics (CFD)programming languagescryogenic fluids managementhardware configuration optimizationtrade studies evaluationcontrol logic

Soft Skills

cross functional teamworkguidance provisionproblem solvingcommunication