Senior Buyer - Supply Chain

Senior Buyer - Supply Chain

San Mateo, CA

Mendaera is developing technology that will enable all healthcare providers to do more for their patients. Our platform combines real-time imaging, robotics, and artificial intelligence to make precise and consistent intervention more accessible. Our aim is to eliminate barriers in the patient journey, accelerate recovery, delight customers, and reduce cost of care.

Mendaera is looking for a Sr. Buyer who will be responsible for multiple aspects of procurement and material planning for Mendaera's Supply Chain - including purchasing activities, inventory management, cost management, and forecast management. This role will report to the Sr. Director of Operations. They will work closely with internal stakeholders and external parties as needed to develop business systems and planning processes that will lay a strong foundation for scaling our business. This position is preferred to be on-site, but hybrid applicants will also be considered.

The annual salary range for this role is $100,000 to $125,000.

We are looking for candidates who: thrive in fast-paced environments, embrace ambiguity, can create frameworks and effective processes from scratch, are able to operate between micro and macro levels, possess critical and system thinking ability, and are excited to be a part of a dynamic, growing team.

Responsibilities:

• Manage procurement across a mix of custom electromechanical assemblies, PCBA's, and precision machined components
• Negotiate with suppliers to improve pricing, payment terms, lead times, and contractual terms; lead RFQ-to-award negotiations and drive measurable cost-reduction initiatives
• Monitors cost, capacity, and delivery schedule to ensure availability of material for production
• Support Sales & Operations Planning process(es) & as needed, drive supply/demand balancing exercises
• Collect Material Requirements Planning (MRP) inputs & support ERP data integrity - BOM accuracy, planning parameters, etc.
• Collaborate with cross-functional teams (e.g. Supply Chain, Inventory, Finance, Logistics, Sales) on inputs to POs
• Develop & monitor KPIs to assess delivery order performance
• Maintain accurate records of all purchases, contracts, deliveries, and supplier performance; track supplier scorecards (on-time delivery, quality, responsiveness) and lead corrective actions with underperforming suppliers
• Collaborate with Accounting to resolve invoice discrepancies, including price variances against POs, quantity mismatches, and payment term disputes; ensure three-way match (PO, receipt, invoice) accuracy in SAP to support timely supplier payments and clean month-end close
• Establish and maintain supplier relationships to support the Mendaera business needs
• Ensure all purchasing activities comply with company guidelines, purchasing policies, and regulatory requirements

Required skills and experience:

• Bachelor's degree in Business/Supply Chain related field and/or 5+ years of relevant experience/education
• Proficiency with ERP/MRP systems (SAP preferred)
• Advanced Proficiency in MS Office Suite & Google Workspace
• Experience with complex supply chains & managing multiple Products/Projects at once
• Ability to work both independently and in a collaborative team environment with a strong sense of urgency
• Excellent interpersonal and communication skills to effectively work with varying levels of the organization
• Willingness to work in a fast-paced, startup company environment

Preferred:

• Experience working in the medical device and/or robotics industry
• Familiarity with FDA 21 CFR Part 820 and ISO 13485 supplier-controls requirements (supplier qualification, change control, purchasing controls)
• Experience with Finance/budget management, spend management