Buyer - Full time - Supply Chain Purchasing

Quantum Space is redefining mobility and maneuverability in space. Our high-mobility spacecraft platforms support national security, civil, and commercial missions with unmatched flexibility and propulsion capability. We are seeking a hands-on Buyer to own the purchasing system while also driving shipping, receiving, and incoming hardware inspection for spacecraft development and manufacturing. This role serves as the primary procurement owner for engineering and operations, ensuring critical flight hardware, materials, and services are sourced competitively, purchased accurately, delivered on time, and received with rigor and diligence.

Own the end-to-end purchasing process that directly supports spacecraft development and manufacturing

Manage supplier relationships, purchase orders, lead times, and procurement activities to ensure uninterrupted support of engineering and production programs

Ensure engineers have the right parts, materials, and services on time to meet aggressive build and test schedules

Act as the primary interface between Quantum Space and its vendors, helping keep programs moving without supply chain surprises

Manage shipping and receiving process for hardware and items that are purchased

Verify incoming hardware and materials meet purchasing and quality requirements before entering inventory or production

Improve purchasing processes, documentation, supplier performance, and vendor coordination as the company scales

3+ years of experience in purchasing, procurement, supply chain, or sourcing operations

Experience owning a purchasing or ERP system and managing purchase orders end to end

Experience working directly with suppliers to obtain quotations, manage deliveries, and resolve procurement issues

Familiarity with mechanical, electrical, or spacecraft components and BOMs

Experience with supplier onboarding, vendor performance tracking, and strategic sourcing initiatives

Ownership - Own and operate the purchasing system and procurement processes that support spacecraft development and manufacturing

Impact - Enable engineers and programs to execute on schedule by ensuring critical components, materials, and services are sourced reliably and on time

Collaboration - Work directly with engineers, manufacturing, quality, and suppliers to solve real supply chain challenges tied to flight hardware

Growth - Expand your expertise in aerospace procurement, supplier management, strategic sourcing, and hardware-driven supply chain operations as the company scales

Compensation - Competitive salary, equity, and comprehensive benefits including medical, dental, vision, generous leave, HSA, 401(k) matching, and equity sharing

Government space technology export regulations, including ITAR, applicants must be a U.S. citizen, lawful permanent resident, protected individual per 8 U.Actual salary offer may vary based on (but not limited to) work experience, education and/or training, critical skills, and/or business considerations. Highly competitive equity grants are included in the majority of full time offers; and are considered part of Quantum Space's total compensation package.

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