Senior Test Technician

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:

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

Minimum Qualifications:

High school diploma or equivalency certificate 3+ years of experience working in a production, mechanical, or manufacturing environment

Preferred Skills & Experience:

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

Additional Requirements:

Willingness to work overtime, or weekends to support critical mission milestones Ability to lift up to 25 lbs unassisted

COMPENSATION AND BENEFITS

Base salary will vary depending on job-related knowledge, education, skills, experience, business needs, and market demand. Salary is just one component of our comprehensive compensation package. Full-time employees also receive company equity, as well as access to a full suite of compelling benefits and perks, including: 100% medical, dental, and vision coverage for employees and dependents, generous paid time off; up to 20+ days of vacation for exempt staff and up to 10+ days of vacation for non-exempt staff with the ability to cash-out unused vacation annually, paid parental leave, short and long-term disability insurance, life insurance, access to a 401(k) retirement plan, ClassPass credits, personalized mental healthcare through Spring Health, and other discounts and perks. We also take pride in offering exceptional food perks, with snacks, drip coffee & onsite barista, cold drinks, and dinner meals remaining free of charge, and lunch subsidized as part of Vast's ongoing commitment to providing high-quality meals for employees.

U.S. EXPORT CONTROL COMPLIANCE STATUS

The person hired will have access to information and items subject to U.S. export controls, and therefore, must either be a "U.S. person" as defined by 22 C.F.R. § 120.62 or otherwise eligible for deemed export licensing. This status includes U.S. citizens, U.S. nationals, lawful permanent residents (green card holders), and asylees and refugees with such status granted, not pending.

EQUAL OPPORTUNITY

Vast is an Equal Opportunity Employer; employment with Vast is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.