Buyer

The posting, as Quantum Space wrote it

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 build fast and iterate quickly.

Who We’re Looking For

We are seeking a highly motivated, detail-oriented, and resourceful Buyer to support procurement and supply chain operations across Quantum Space's growing spacecraft development and manufacturing programs. In this role, you will be responsible for coordinating purchasing activities, managing supplier relationships, and ensuring the timely acquisition of materials, equipment, and services that support our engineering, production, and business operations.

You will work at the intersection of supply chain, procurement, engineering, manufacturing, facilities, and finance—collaborating with internal stakeholders and external suppliers to ensure purchasing activities are executed accurately, efficiently, and in alignment with company priorities.

You will play a key role in maintaining supplier performance, improving procurement processes, and supporting cost, quality, and delivery objectives. This position is ideal for someone who thrives in a fast-paced, hands-on environment, approaches challenges with creativity and urgency, and enjoys building strong supplier partnerships while helping a growing aerospace company operate at scale.

Where You’ll Make an Impact

• Review purchase requisitions and issue accurate, timely purchase orders for materials, equipment, services, and other business requirements
• Manage purchasing activities across multiple commodities and internal functions, including production, engineering, facilities, capital projects, and general business operations
• Ensure purchase orders are acknowledged by suppliers and confirm pricing, quantities, delivery schedules, and contractual terms
• Review supplier quotations for completeness, accuracy, competitiveness, and alignment with Quantum Space's purchasing requirements and terms and conditions
• Obtain and document original supplier promise dates, monitor delivery commitments, and proactively identify potential schedule risks
• Maintain and review open purchase order reports, track outstanding deliveries, and coordinate with suppliers to ensure materials and services arrive on schedule
• Expedite critical parts, equipment, and services to support production schedules, engineering milestones, and operational priorities
• Serve as a primary point of contact for internal stakeholders, providing responsive procurement support, order status updates, and timely resolution of purchasing issues
• Collaborate with Finance, Accounts Payable, and suppliers to resolve invoice discrepancies, pricing issues, and payment concerns
• Support supplier performance management by monitoring cost, quality, delivery, responsiveness, and overall reliability
• Partner with procurement and supply chain leadership to iden

[…]

• Ownership – Take responsibility for critical purchasing activities, supplier coordination, and procurement execution that directly support spacecraft development and production
• Innovation – Help strengthen and modernize procurement practices while supporting advanced spacecraft technologies enabling next-generation space mobility, maneuverability, and defense missions
• Impact – Play a direct role in ensuring the materials, equipment, and services needed to build mission-critical spacecraft are delivered on time, at the right cost, and to the required quality standards
• Growth – Build broad expertise across aerospace procurement, supplier management, supply chain operations, and manufacturing support while working alongside a multidisciplinary engineering and operations team
• Mission Exposure – Gain visibility across the spacecraft development and production lifecycle, from engineering and supplier sourcing through hardware manufacturing, integration, testing, and launch readiness
• Compensation – Competitive salary, equity, and comprehensive benefits including medical, dental, vision, generous leave, HSA, 401(k) matching, and equity sharing

Location: Hawthorne, CA

Base Salary: $80,000 to $95,000

The salary range for this role is an estimate based on a wide range of compensation factors. 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.

Additional Requirements

To comply with U.S. Government space technology export regulations, including ITAR, applicants must be a U.S. citizen, lawful permanent resident, protected individual per 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

Apply now. Join us in building the next generation of spacecraft.