Principal Buyer/Planner

Caldera Medical•Westlake Village, CA

21d•$100,000 - $125,000•Onsite

About The Position

Caldera Medical is seeking a Principal Buyer/Planner to manage material procurement and production planning to ensure uninterrupted manufacturing operations, optimized inventory levels, and on-time delivery of finished goods. This role bridges purchasing and production by effectively executing MRP signals, maintaining master data integrity, and collaborating across departments to support business growth and efficiency.

Requirements

Bachelor’s degree in Supply Chain, Business, Operations, or related field.
6+ years’ experience as a Planner/Buyer with 3+ years as a Buyer or Planner in an ISO13485 or similarly regulated manufacturing environment.
Proficient in ERP, transactions and master data maintenance (Oracle, is a plus).
Skilled in Microsoft Excel.
Ability to work independently and as part of a team with minimal supervision.
Demonstrated ability to communicate requirements, achieve alignment and hold team accountable.
Proven track record of fostering strong supplier relationships.
Analytical problem solver.
Data-driven decision maker with strong written and oral communication skills.

Responsibilities

Manage supplier relationships to ensure quality, reliability, responsiveness, and cost-effectiveness; coordinate returns to vendor (RTV) for nonconforming or excess materials and ensure timely credit or replacement.
Execute MRP and procurement activities — analyze demand, convert requirements into purchase orders, monitor their status, and expedite materials as needed to meet production and customer requirements.
Maintain purchasing master data integrity (lead times, lot sizes, safety stock, pricing, and promised dates) and resolve PO, receipt, and invoice discrepancies in collaboration with Accounting and vendors.
Monitor and control inventory levels for assigned materials, balancing availability, working capital, and obsolescence risk.
Partner cross-functionally with Product Engineering and Operations to source and transition materials for new product introductions, revision changes, and continuous improvement initiatives.
Develop and maintain the production plan that fulfills the Master Production Schedule (MPS), balancing labor, capacity, material availability, and inventory targets.
Issue and manage work orders in alignment with MPS requirements, coordinating closely with Production Scheduling to ensure resource availability and efficient execution.
Collaborate with cross-functional teams (Production, Quality, Engineering, Warehouse, R&D) to resolve constraints, optimize throughput, and plan for pilot or validation builds.
Monitor and adjust production execution to address material, labor, equipment, or quality issues; participate in the Material Review Board (MRB) to ensure proper material disposition.
Analyze and report planning performance metrics, including schedule adherence, capacity utilization, and inventory status, supporting data-driven decision-making and continuous improvement.