Senior Buyer

Summary

The Senior Buyer is a key member of Persimmon Technologies' Supply Chain organization, responsible for ensuring uninterrupted material supply to support manufacturing operations and customer commitments. This role combines strategic supplier management with tactical procurement execution in a fast-paced semiconductor capital equipment environment, managing a portfolio of critical suppliers and commodities while partnering cross-functionally to support business growth.

Performance Metrics:
Responsible for supporting and improving key supply chain metrics, including Can Build, Supplier On-Time Delivery (OTD), Material Availability, Inventory Turns, Cost Savings and Cost Avoidance, Supplier Quality Performance, Lead Time Reduction, Past Due Purchase Orders, and Excess and Obsolete Inventory Reduction.

Reports to:

Senior Supply Chain Manager

Direct Reports:
None

• Review MRP planning recommendations and execute purchasing activities for assigned commodities and suppliers.
• Manage purchase order placement, acknowledgements, expedites, pushouts, cancellations, and delivery commitments.
• Monitor material shortages and proactively eliminate supply risks that could impact production schedules or customer deliveries.
• Manage inventory levels to support operational requirements while minimizing excess and obsolete inventory.
• Ensure accurate supplier lead times, pricing, and planning parameters are maintained within the ERP system.

• Own supplier relationships for assigned commodities and strategic suppliers.
• Serve as the primary organizer and facilitator of Quarterly Business Reviews (QBRs), preparing performance metrics, coordinating cross functional stakeholders, and driving supplier action plans to support organizational goals.
• Escalate supply and quality issues as required to ensure timely resolution.
• Evaluate supplier capacity, financial health, and operational risks to prevent potential disruptions.

• Develop and execute sourcing and supply continuity strategies for critical materials.
• Partner with Commodity Managers to identify cost reduction, dualsource, and supplier development opportunities.
• Support supplier selection activities, RFQs, sourcing decisions, and supplier qualification efforts.
• Participate in New Product Introduction (NPI) activities to ensure supply readiness and cost effective sourcing.
• Lead projects focused on inventory optimization, leadtime reduction, supplier consolidation, and material flow improvements.

• Work closely with Planning, Engineering, Manufacturing, Quality, and Operations teams to support production and customer requirements.
• Support Engineering Change Orders (ECOs) by coordinating material transitions with suppliers and internal stakeholders.
• Collaborate with Supplier Quality on discrepant material resolution, corrective actions, rework, and replacement activities.
• Develop and maintain supplier scorecards and performance metrics.
• Analyze demand forecasts and supplier capacity to ensure future material availability.
• Conduct supplier visits and audits as required.
• Mentor and provide guidance to Buyers and Supply Chain team members as needed.

• Strong understanding of ERP/MRP systems (preferably Epicor) and knowledge of semiconductor capital equipment, robotics, or precision manufacturing environments.
• Experience procuring precision machined components, sheet metal fabrications, electromechanical assemblies, motors and motion control components, cable assemblies, vacuumcompatible components, and electronics/PCBA.
• Strong negotiation and supplier management capabilities, including evaluating supplier capacity, financial health, and operational risk, and driving performance improvement through corrective action and continuous improvement.
• Advanced proficiency with Microsoft Excel and strong ability to analyze data, manage material flow processes (e.g., Kanban, bulk issue), and make decisions in a dynamic manufacturing environment.
• Strong organizational, problem solving, project management, and communication skills, with the…