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 Buyer I , reporting to the Director of Supply Chain , to support the development of the systems required to design and build artificial-gravity, human-rated space stations. This will be a full-time , exempt position located in our Long Beach location.

Responsibilities

: Support end-to-end sourcing activities for assigned commodities/categories, from demand identification through supplier selection and purchase order placement Conduct ongoing market research to identify potential suppliers/subcontractors, assess capabilities, and support RFQ/RFP execution Assist with source selection, negotiations, and contracting strategies aligned to program, customer, product, and in-service needs Own/maintain sourcing documentation, including RFQs/RFPs, bid analyses, supplier records, and purchase orders in ERP systems Track supply and demand signals and coordinate with planning/program teams to support schedule alignment and on-time delivery Partner with quality, engineering, manufacturing, finance, legal/contracts, and program management to support supplier performance (quality, delivery, cost) Support supplier performance management and continuous improvement efforts (QCD), including corrective actions and recovery plans as needed Identify cost and lead time opportunities through basic cost analysis, pricing reviews, and value-focused sourcing recommendations

Minimum Qualifications

: 0–2 years of experience in sourcing, procurement, supply chain, or a related role (internships/co-ops acceptable) Basic understanding of procurement processes (RFQ, PO lifecycle, supplier communication, lead times, Incoterms a plus) Strong communication skills (written and verbal) and attention to detail Preferred Skills Experience: Experience creating/updating RFPs/RFQs, purchase orders (POs), and work orders within an ERP (e.g., SAP, Oracle, NetSuite, etc.) Ability to analyze quotes and build basic cost/price comparisons; familiarity with BOMs is a plus Comfortable managing multiple priorities with ambiguous inputs and shifting timelines Strong organizational skills and ability to make sound decisions with limited information Team-oriented and able to collaborate cross-functionally with engineering, quality, ops, planning, contracts/legal, and finance Comfortable working in a high-intensity environment supporting critical mission milestones Additional

Requirements

: Ability to travel up to 20% of the time Willingness to work evenings and/or weekends to support critical mission milestones Pay Range: Buyer I: $ 65,000 - $90,000 Pay Range: California $65,000 $90,000 USD

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