10 days old

Rocket Propulsion Engineer Human Lander System

Cleveland, OH 44135

Rocket Propulsion Engineer - Human Lander System

Aerospace Engineer III

NASA Glenn Research Center

Cleveland, Ohio


HX5 is an award-winning provider of engineering, research and development, and technical services to clients such as NASA and the Department of Defense. Founded in 2004, HX5 is a fast-growing veteran- and woman-owned company with locations nationwide.


HX5, in support of the GEARS contract at NASA Glenn Research Center, is currently seeking a Rocket Propulsion Engineer. The selected candidate will be responsible for the following:


  • Provide chemical propulsion system support and insight or collaboration to contribute to the design and development of the Human Lander System (HLS).

  • Exercise creativity, scientific, and engineering judgment to prove or disprove the feasibility of ideas and devices concerning liquid propulsion system component selection and total performance.

  • Provide recommendations, analysis, and insight or collaboration on the design of cryogenic or storable liquid propulsion systems projects.

  • Provide propulsion and fluid system support for the analysis and/or insight of propellant transfer and delivery systems and components.

  • Review Data Requirement Documents (DRDs) and support Agency reviews.

  • Support the analysis and/or insight of propellant transfer and delivery systems and components including cryogenic propellants, coolant, and/or high-pressure helium.

  • Provide engineering support towards the refurbishment of Orion OMS-E hardware for delivery to Artemis missions.


Required Skills:


  • Background in chemical rocket propulsion engineering, including system design and analysis.

  • General knowledge of in-space propulsion and propellant systems and components, thermodynamics, heat transfer, fluid dynamics, and integrated propulsion system design, operation, and analysis.

  • Background in propulsion sub-systems including pressurization and feed system analysis (including water hammer), igniters and ignition systems, injector design, and combustion stability.


Other Desired Skills:


  • A working familiarity with overall vehicle Systems Engineering principles.

  • Excellent written and verbal communication skills for conveying technical material.

  • A working knowledge of CFD or rocket or fluid analysis and modeling tools such as CEA, ROCCID, GFSSP, EASY5, ANSYS, FLOW3D, etc.




  • Ph.D. in Mechanical or Aerospace Engineering and 0-3 years of experience; or Masters degree and 3-6 years of experience; or Bachelor's degree and 5-10 years of experience.



*Must be a US Citizen and successfully complete a U.S. government background investigation.

**Must be able to obtain and maintain the appropriate level of security clearance for the position.


HX5 offers a competitive salary and benefits package to include:

  • Medical/dental/vision insurance

  • 401(k) plan with company match

  • Paid holidays

  • Accrued Paid Time Off


HX5, LLC is an equal opportunity (M/F/D/V) and a Drug Free Workplace employer.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, or disability status. 


ACCESSIBILITY NOTICE: If you need a reasonable accommodation for any part of the employment process due to a physical or mental disability, please send an email to: employment@hxfive.com or call (850) 362-6551.


Posted: 2020-07-25 Expires: 2020-08-24

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Rocket Propulsion Engineer Human Lander System

Cleveland, OH 44135

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