Supply Planning Manager

Position Title Supply Planning Manager Job Type On-site Responsibilities Develop and maintain detailed short‑term production schedules for the Irwindale facility, ensuring alignment with demand, available materials, labor, and capacity constraints Partner with plant leadership to build executable schedules that balance throughput, changeovers, labor efficiency, and service priorities Analyze raw material demand signals, inventory positions, lead times, and usage patterns to develop accurate purchasing recommendations Convert ERP‑generated MRP outputs into actionable buy signals, applying exception management and planner judgment to ensure accuracy Monitor open purchase orders and inbound deliveries to ensure materials arrive on time; proactively elevate risks that could impact production Maintain and regularly assess raw material planning parameters (safety stock, reorder points, order quantities) to ensure ERP outputs align with demand variability and supply risk Partner closely with Procurement to prioritize purchasing actions, resolve material constraints, and monitor supplier performance and lead time changes Monitor finished goods inventory levels for make‑to‑stock items and recommend schedule adjustments to mitigate shortages or excess Coordinate and execute inter‑facility and external warehouse transfers, including building transfer loads to support inventory positioning and service requirements Evaluate inventory health across raw materials and finished goods, identifying aging, excess, or at‑risk inventory and driving corrective actions Develop and maintain reporting, including raw material consumption by finished good and customer, to support planning and procurement decisions Support new product introductions by partnering with the Production Commercialization team to plan raw material requirements and adjust inventory strategies Identify and resolve data or system gaps (BOMs, lead times, usage rates) that impact scheduling or MRP accuracy Drive continuous improvement initiatives related to production scheduling, material planning, and ERP utilization Experience Bachelor’s degree in Supply Chain Management, Operations Management, Business, Engineering, or a related field 4–6 years of experience in production scheduling, materials planning, MRP, or supply planning roles within a manufacturing environment Demonstrated experience managing both production schedules and material availability in a dynamic, constraint‑driven environment Strong understanding of MRP logic, raw material planning, lead times, and inventory control concepts Proven ability to balance service, cost, inventory, and operational constraints in day‑to‑day decision making Advanced Excel skills, including formulas, pivots, lookups, and data analysis to support planning decisions Experience working within ERP systems and translating system outputs into actionable execution plans Highly analytical and detail‑oriented, with the ability to manage multiple priorities in a fast‑paced environment Strong cross‑functional communication skills, particularly with Production, Procurement, and Customer Service Location Irwindale, CA Compensation Details This position offers a competitive base salary. #J-18808-Ljbffr