Sr Planner

Ichor Systems is seeking a highly analytical and results‑driven Senior Planner to join our Planning team. This role is critical to ensuring uninterrupted material availability for large‑scale semiconductor manufacturing. The Senior Planner will develop material plans, manage direct materials procurement, optimize inventory levels, and coordinate with suppliers and cross‑functional teams to meet production, cost, and delivery goals in a fast‑paced, high‑precision environment. The ideal candidate has strong experience in materials planning, inventory management, MRP/ERP systems, supplier coordination, and cross‑functional communication. Key Responsibilities Production & Material Planning Develop, update, and manage the Master Production Schedule (MPS) based on demand, material availability, and capacity. Monitor and analyze forecast vs. capacity to identify risks and constraints. Release and track internal work orders according to MRP requirements. Monitor production order status, lead t...