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 Sr. Structures Test Engineer , with a background in Hydraulics power engineering, reporting to the Director, Mojave Test Site, to support the development of the 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 at VAST’s Mojave Test Site location.

Responsibilities

: Responsible engineer for the Haven-1 Primary Structure test stand. Responsible for the maintenance, operations, upgrading and debugging of the test stand hydraulic system. Lead hazardous operations for static load testing of the Haven-1 primary structure.

Write test procedures for hazardous operations. Lead Test Readiness Reviews (TRRs). Work side by side with the test stand technicians during maintenance and testing operations.

Be the subject matter expert for hydraulics systems on the test site.

Requirements

Flex to support propulsion or fluids components testing as needed.

: Willingness to work overtime, or weekends to support critical mission milestones Ability to lift up to 50 lbs unassisted Ability to work outside in harsh weather conditions in the Mojave desert with temperatures exceeding 110F.

Minimum Qualifications

: Bachelor’s degree in an engineering discipline. 5+ years of experience in hydraulics power engineering and/or structural test engineering. Preferred Skills Experience: Highly experienced with all aspects of hydraulic repair, troubleshooting, installation, preventative maintenance and field service.

Experience writing test procedures Experience building and testing high pressure hydraulics systems. Hydraulic plumbing fabrication experience. Read interpret Plumbing and Instrumentation Diagrams (P IDs) Excellent communication skills, both written and oral, along with effective teamwork abilities Ability to work in multi-disciplinary teams.

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

COMPENSATION

AND

package.

BENEFITS

Base salary will vary depending on job-related knowledge, education, skills, experience, business needs, and market demand.

Benefits And Perks

, including: 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

, with snacks, drip coffee onsite barista, cold

Structures Test Engineer (Hydraulic Power Engineer)