Senior Test Technician
Quick Summary
Build and maintain test facility, including Ground Support Equipment (GSE), propellant, high pressure, and cryogenic systems Work alongside engineers to build, test,
High school diploma or equivalency certificate 3+ years of experience working in a production, mechanical,
At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. Vast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Using an incremental, hardware-rich and low-cost approach, Vast is rapidly developing its multi-module Haven Station. Haven Demo’s 2025 success made Vast the only operational commercial space station company to fly and operate its own spacecraft. Next, Haven-1 is expected to become the world’s first commercial space station when it launches, followed by additional Haven modules to enable permanent human presence by 2030. Our team is all-in, committed to executing our mission safely and on time. If you want to work with the most talented people on Earth furthering space exploration for humanity, come join us.
Vast is looking for a Senior Propulsion Technician, reporting to the Staff Propulsion Test Engineer, Mojave Test Site, to support the development of the systems that will be required for the design and build of human-rated space stations.
This will be a full-time, non-exempt position located at our Mojave location.
Responsibilities
~1 min read- →Build and maintain test facility, including Ground Support Equipment (GSE), propellant, high pressure, and cryogenic systems
- →Work alongside engineers to build, test, and maintain fluid systems
- →Work on test pad to perform cold flows, hot fire testing, and other hazardous operations
- →Troubleshoot and perform maintenance on fluid system, mechanical, and electrical systems
- →Work with engineers to build and maintain rocket thrusters and other test articles
- →Ability to conduct test operations in the field for extended period of time
- →Ability to operate or learn to operate heavy machinery (Forklift, All-terrain Forklift, overhead equipment, etc.)
- →Implement continuous improvements to increase safety and test site productivity
Requirements
~1 min read- High school diploma or equivalency certificate
- 3+ years of experience working in a production, mechanical, or manufacturing environment
Nice to Have
~1 min read- Read & Understand Plumbing and Instrumentation Diagrams (P&IDs)
- Experience building and testing high pressure fluid/gas systems
- Tube fitting & bending, familiar with common industry fittings systems
- Liquid Oxygen (LOX) & Cryogenics handling and systems maintenance
- Gaseous Oxygen (GOX) and Nitrous Oxide (N2O) handling and systems maintenance
Requirements
~1 min read- Willingness to work overtime, or weekends to support critical mission milestones
- Ability to lift up to 25 lbs unassisted
Location & Eligibility
Listing Details
- Posted
- May 15, 2026
- First seen
- May 16, 2026
- Last seen
- May 16, 2026
Posting Health
- Days active
- 0
- Repost count
- 0
- Trust Level
- 79%
- Scored at
- May 16, 2026
Signal breakdown
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