Propulsion Test Engineer

Vast · Mojave, California, United States · Engineering

Posted 2026-08-15

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Vast is looking for a Propulsion Test Engineer, reporting to the Propulsion Test Manager, to support the development of the propulsion systems that will be required for the design and build of artificial-gravity human-rated space stations.

This will be a full-time, exempt position located in our Mojave location.

Responsibilities:

Perform thruster development, acceptance and qualification hot-fire testing

Lead hazardous operations including work with high pressure fluids

Write test procedures for hazardous operations

Prepare and lead Test Readiness Reviews (TRRs)

Work side by side with the test stand technicians during test article install and inspection

Maintain and design modifications to test stand fluids and electrical systems to meet current and expanding test requirements

Work collaboratively with Long Beach based responsible engineers to meet test requirements, design test stand modifications, and debug test stand problems rapidly

Minimum Qualifications:

Bachelor’s degree in aerospace or mechanical engineering or related field

2+ years of experience in the operation, design, and development of chemical propulsion and/or fluid systems, or hardware testing

Preferred Skills & Experience:

Propulsion experience in collegiate rocket program

Experience with NX and Teamcenter

Experience with Epsilon3

Experience with JIRA / Confluence

Experience with controls & data acquisition systems (e.g., Beckhoff/TwinCAT, National Instruments/LabVIEW)

Experience building and testing high pressure fluid systems

Tube fitting & bending, familiarity with common industry fittings systems

Read & interpret Plumbing and Instrumentation Diagrams (P&IDs)

Excellent communication skills, both written and oral

Ability to work in multi-disciplinary teams

Ability and willingness to thrive in a fast-paced, rapidly changing work environment

Additional Requirements:

Willingness to work overtime, or weekends to support critical mission milestones

Ability to lift up to 25 lbs unassisted

Ability to work in extreme weather conditions outdoors in Mojave, CA

Pay Range:

Propulsion Test Engineer I: $86,000 - $122,000

Propulsion Test Engineer II: $112,000 - $155,000

Senior Propulsion Test Engineer: $135,000 - $195,000

Pay Range: California

$86,000—$195,000 USD

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