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Buyer I
Muon Space
Accounting & Finance
San Jose, CA, USA
Posted on Jan 30, 2026
About the role
Muon seeks an experienced Buyer I with an emphasis on Electronic PCBA component purchasing. Buyer will act as the tactical arm of the purchasing team, focused on day-to-day operations, material replenishment, and ensuring that component shortages do not stop production.
Responsibilities
- Purchase Order (PO) Execution: Generate, process, and track purchase orders for PCB components, raw boards, and assembly services.
- Expediting: Actively monitor vendor deliveries to ensure on-time arrival, contacting suppliers to expedite parts as necessary.
- MRP/ERP Management: Review daily MRP signals, maintain accurate lead times, order minimums (MOQ), and safety stock levels in the ERP system.
- BOM Analysis: Analyze Bills of Materials for component availability, lifecycle status, and identification of approved alternates.
- Data Integrity: Maintain accurate supplier and item records, such as cost information and approved vendor lists.
Qualifications
- 1–3 years of procurement experience, preferably in electronics or manufacturing.
- Basic knowledge of electronic components (capacitors, resistors, ICs).
- Proficiency in ERP software (e.g., Syteline, SAP, Oracle)
Nice-to-have Skills
- Supplier Relationship Management: Manage supplier performance, including monitoring on-time delivery (OTD) and quality metrics (QPPM) via scorecards.
- Cost Reduction & Negotiation: Identify and execute cost reduction opportunities through competitive bidding, value engineering, and long-term supplier agreements.
- Strategic Sourcing: Develop and implement strategies to mitigate supply risk for single/sole-sourced components, particularly in high-risk areas.
- NPI Support: Procure materials for New Product Introduction (NPI) to support tight time-to-market needs.
- Supplier Audits: Participate in, or lead, supplier facility audits to verify quality systems and capacity.
Salary
The salary range for this role is $91,125-$101,500 plus a competitive equity grant and comprehensive benefits package. Final compensation will be based on skills, qualifications, experience, and geographic location as assessed during the interview process.
About Muon Space
Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. Our state-of-the-art facility in the heart of Silicon Valley is optimized for manufacturing spacecraft and rapid, flexible payload integration at scale. From climate monitoring to national security, Muon Space is dedicated to delivering Earth Intelligence for a safer and more resilient world.
Taking Care of Our Team
At Muon salary is only part of our total compensation package. In addition to salary, full-time employees receive equity compensation as well as benefits including medical, dental, and vision insurance, a 401k retirement plan, short & long term disability and life insurance. We also offer three weeks paid vacation for new employees, along with 12 paid holidays, unlimited sick time and paid parental leave.
Our mission embraces the entire planet and we believe our team should too. Muon is dedicated to creating a diverse and dynamic company and workforce. We believe in equal employment opportunity regardless of race, color, ancestry, religion, sex, age, national origin, citizenship, sexual orientation, marital status, disability, or gender identity. We value diversity in the workplace, and that starts with our applicants. We encourage you to apply, even if you don't check all the boxes, and we look forward to reviewing your application! In addition, if you need a reasonable accommodation as part of your application for employment or interviews with us, please let us know.
ITAR/EAR Requirements
This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) refugee under 8 U.S.C. § 1157, or (iv) asylee under 8 U.S.C. § 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. The Company may, for legitimate business reasons, decline to pursue any export licensing process.