Senior Buyer - Pleasanton, CA

The posting, as Calyxo wrote it

Calyxo, Inc. is a medical device company headquartered in Pleasanton, California, USA. The company was founded in 2016 to address the profound need for improved kidney stone treatment. Kidney stone disease is a common, painful condition that consumes vast amounts of healthcare resources each year. Our team is led by executives and investors with a proven track record of commercializing paradigm-shifting devices to meet unmet needs within urology.

Are you ready to change the future of kidney stone treatment? We are seeking high achievers who want to be part of a dynamic team working in a fun, diverse atmosphere.

Summary

As the Sr. Buyer, you will have end-to-end (cradle-to-grave) ownership of procurement execution and outcomes for assigned commodities, suppliers, and Contract Manufacturers (CMs). This role is accountable for material availability, supplier and CM execution performance, inventory health, and cost effectiveness, operating within established category strategies and commercial frameworks defined by Category Management. The Sr. Buyer partners cross-functionally and externally to ensure supply continuity, scalability, and compliance while delivering measurable execution-level procurement results that support manufacturing operations, product changes, and business growth.

In This Role, You Will

Cradle-to-Grave Procurement Execution Ownership

• Own the full procurement execution lifecycle (cradle-to-grave) for assigned scope—from purchase order execution and delivery through issue resolution, performance management, and close-out.
• Serve as the single point of accountability for supplier and CM execution, ensuring cost, quality, delivery, and service objectives are met throughout the lifecycle of parts and programs.
• Negotiate and procure materials, components, equipment, supplies, and services within established category strategies, contracts, and commercial frameworks defined by Category Management.

Sourcing Collaboration and Support, including Supplier Selection and Negotiations

• Collaborate with Calyxo Sourcing teams on supplier selection, negotiations, and implementation
• Support spot buys and tactical supplier identification and purchasing
• Cross-train with Sourcing teams to act as support and backup roles on the sourcing team, as needed

Planning, Ordering, and Execution Discipline

• Plan, execute, and monitor purchase orders using MRP, Kanban, Blanket POs, reschedules, and other appropriate planning techniques to meet production requirements.
• Execute pull-ins, push-outs, cancellations, and expedites at minimal total cost while protecting continuity of supply.
• Process returns to suppliers and ensure applicable credits are applied.
• Work closely with Receiving, Finance, and suppliers to reconcile discrepancies in receiving and invoicing.

Contract Manufacturer (CM) Execution Management

• Actively manage Contract Manufacturers (CMs) as an extension of Calyxo’s manufacturing operations, ensuring mate

[…]
verse capabilities, which strengthen our focus and fuel our growth. Calyxo is proud to be an equal opportunity employer, seeking to create a welcoming and diverse environment. All applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status or any other applicable legally protected characteristics

Legal authorization to work in the United States is required. In compliance with federal law, all persons hired will be required to verify their identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.

Disclaimer

At Calyxo, we prioritize a transparent and structured interview process to ensure the best fit for both our candidates and our team. Please be aware of the following:

• Structured Interview Process : Our hiring process includes multiple stages of interviews where you will have the opportunity to communicate directly with Calyxo employees. This ensures that you gain a comprehensive understanding of the role and our company culture.
• Verification of Identity : We do not extend job offers without first meeting candidates, either virtually or in person. This step is crucial to maintain the integrity of our hiring process and to ensure mutual alignment.
• Beware of Scams : Calyxo will never request sensitive personal information, such as your full name, address, phone number, or identification documents, via email or online forms before an official interview. Calyxo representatives will always contact you using an email format of firstname.lastname@calyxoinc.com . If you receive a request for information from any other domain, please contact us directly at info@calyxoinc.com to verify the legitimacy of the communication.

We appreciate your interest in joining Calyxo and look forward to getting to know you through our official channels.