Senior Buyer

About the Position

We are looking for a Senior Buyer to join our team in San Francisco, CA. At Atoms, we are building the machines that power the next era of progress by developing Physical AI-real-world robots for industries such as food, mining, and transport. Our mission is to make the physical world more intelligent, efficient, and scalable.

Responsibilities

• Support the supply chain team in scaling our fleet of autonomous vehicles.
• Process purchase orders end-to-end, from requisition through issuance, confirmation, and closeout.
• Manage vendor communication with suppliers of sensors, compute, LiDAR, and other AV hardware/electronics.
• Track orders proactively, monitor lead times, and flag delays early.
• Coordinate invoicing with finance and suppliers, resolving discrepancies.
• Maintain accurate procurement records across systems.
• Build and refine PO workflows, templates, and tracking processes.
• Support supplier onboarding and help establish vendor management practices.
• Partner with engineering, hardware, and finance teams to understand component needs and timelines.
• Help select, configure, or improve procurement systems/tools as the team scales.

Requirements

• 2-5 years of hands-on experience as a Buyer or Senior Buyer, ideally in hardware, electronics, automotive, robotics, or another technical/AV-adjacent industry.
• Strong working knowledge of procurement systems (e.g., ERP/P2P platforms such as SAP, NetSuite, Coupa, Oracle, or similar).
• Proven skill in PO processing at volume and with accuracy.
• Excellent order tracking discipline.
• Sharp attention to detail, especially across POs, invoices, and shipment documentation.
• Clear, confident vendor communication skills, written and verbal.
• Comfort working in a startup environment with evolving processes and shifting priorities.
• A self-starter mindset - willing to build process, not just follow it.

We Offer

• Competitive base salary range of $62,000 - $83,000 per year.
• Comprehensive benefits package including Medical, Dental, Vision, Disability, and Life Insurance.
• Flexible Spending Account / Health Savings Account Options.
• 401(k) plan.
• Equity awards.
• Sick Time, Unlimited Flexible Time Off, and Paid Holidays.
• Paid Parental Leave.
• Pre-Tax Commuter Benefit Plan.
• Team lunch in our SoMa office every Tuesday and Thursday.

About the Company

Atoms is building the machines that power the next era of progress. We are changing the physical world by developing real-world robots for industries that move civilization forward. Our work is ambitious and often challenging, but it’s grounded in a shared sense of purpose and a team committed to seeing it through together. We exist to uncover valuable unknown truths and turn them into progress, which means constantly pushing beyond what’s known and building what doesn’t yet exist.

Why Join Us

At Atoms, you’ll work on one of the defining challenges of our time-bringing automation into the physical world to drive real, lasting impact. We invest in our team and the trust of the people we serve, creating an environment where you can do your best work and grow.

What Else You Need to Know

This role is based in our San Francisco office. Atoms is a company driven by invention and continuous change - we are constantly reimagining our industries, building new products, and refining how we operate. We do our best work together. That’s why all of our office-based teams work onsite, five days a week.

Ready to join us as we serve those who serve others?

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