Thermal Analyst III, CFD – Lunar Permanence

BLUE ORIGIN

. Apply thermal analysis expertise to Lunar vehicle architectures .

Posted 10/15/2026full-timeUnited StatesMid-LevelSenior💰 $119,814 - $182,988 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Thermal Engineering with a strong focus on heat transfer and fluid systems, utilizing advanced thermal analysis software and CFD methods to support the design and testing of lunar vehicle components. Proven ability to work cross-functionally and deliver results in high-stakes aerospace environments.

Highest-signal resume keywords

Thermal Engineering ExperienceComputational Fluid Dynamics (CFD)Thermal Analysis Software ToolsHeat Transfer FundamentalsCross-Functional Team Collaboration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Thermal AnalysisCFD Simulation MethodsP&ID CreationFinite Element Analysis (FEA)Modeling Thermal SystemsDesigning HardwareTesting and VerificationFirst-Principles ModelingHeat ExchangersFluid System Fundamentals

Soft Skills

Team CollaborationProblem SolvingCommunication

Tools & Technologies

Thermal DesktopFloCADMATLABPython ScriptingCFD++Ansys FluintCreo

Industry Keywords

Aerospace EngineeringLunar Vehicle ArchitectureSpacecraft HardwareHuman SpaceflightAerospace Best Practices

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Apply thermal analysis expertise to Lunar vehicle architectures
Contribute to the Lunar Core Components Heat Transfer team
Develop thermal hardware for lunar landers
Drive designs through build, test, and verification
Perform component-level CFD and thermal analyses
Design, size, build, and test hardware
Anchor first-principles models to higher-fidelity simulations and test data
Model steady-state and transient thermal and fluid systems
Support testing and correlate models with test data
Create P&IDs for fluid systems
Work cross-functionally to deliver results and support safe human spaceflight

Requirements

What you’ll need

Minimum of a B.S. degree in mechanical or aerospace engineering
5+ years of relevant Thermal Engineering experience
Strong grasp of heat transfer and fluid system fundamentals
Familiarity with heat exchangers, cold plates, radiators, and other common spacecraft hardware
Experience designing, sizing, building, and/or testing hardware
Basic experience with CAD software; preferably Creo
Experience with computational fluid dynamic (CFD) simulation methods for component-level analysis
Experience with thermal analysis software tools such as Thermal Desktop, FloCAD, MATLAB, Python scripting, CFD++, Ansys Fluint
Demonstrated experience working in cross-functional teams to deliver results
U.S. citizen or national, U.S. permanent resident, or lawfully admitted into the U.S. as a refugee or granted asylum
Ability to pass Blue’s Standard Background Check
Passion for Blue Origin’s mission and vision
Desired: M.S. or Ph.D. or equivalent experience in Mechanical Engineering, Aerospace Engineering, Physics, or related technical subject areas
Desired: 7+ years of relevant aerospace experience
Solid understanding of pumped fluid loop hardware and semi-passive devices
Experience solving a variety of thermal problems
Significant experience with thermal analysis software tools
Finite Element Analysis (FEA) tools experience
Experience anchoring first-principles models to higher-fidelity simulations and test data
Experience modeling steady-state and transient thermal and fluid systems
Understanding of aerospace best practices, methods, and procedures
Experience supporting testing and correlating models with test data
Experience creating P&IDs of fluid systems for compressible, incompressible, and two-phase systems

Benefits

Comp & perks

Relocation provided
Medical, dental, and vision insurance
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
Stock options for all regular employees working at least 20 hours/week
Up to four weeks of paid time off per year based on weekly scheduled hours
Up to 14 company-paid holidays
Potential benefits and bonuses based on role type, job level, individual contributions, and company results
Travel expected up to 20% of the time