Warehouse Planner I, II or III

ASARCO•Marana, AZ

About The Position

The Warehouse Planner is responsible for planning, analyzing, and optimizing inventory levels through effective Material Requirements Planning (MRP). The role ensures materials are available to support safe and reliable mining operations by maintaining accurate planning parameters, forecasting demand, and collaborating with Operations, Maintenance, Purchasing, and Supply Chain teams. It balances material availability with inventory investment by continuously improving planning processes, inventory health, and master data quality while supporting operational excellence across the site. The position supports inventory planning and replenishment, inventory optimization, SAP planning master data governance, procurement and supplier coordination, cross-functional planning, inventory analytics and reporting, continuous improvement, and compliance with ASARCO’s safety and environmental, health, and safety policies. Performance is typically measured through inventory service level, inventory turns, OTIF, stockout rate, obsolete and slow-moving inventory, excess inventory, planning parameter accuracy, and material availability.

Requirements

Bachelor's degree in Industrial Engineering, Supply Chain Management, Logistics, Business Administration, or a related field.
At least three years of experience in Inventory Management, Warehouse Planning, Supply Chain, or Materials Management.
At least one year of experience working with Material Requirements Planning (MRP).
Experience using SAP or equivalent ERP systems.
Advanced Microsoft Excel skills.
English proficiency of at least CEFR B2.
Knowledge of Material Requirements Planning (MRP), inventory optimization, warehouse operations, SAP Materials Management (MM), inventory control, forecasting, supply chain fundamentals, data analysis, Microsoft Excel, Power BI, inventory KPIs, and root cause analysis.
Core competencies in analytical thinking, planning and organization, problem solving, decision making, customer focus, communication, cross-functional collaboration, continuous improvement, adaptability, initiative, accountability, and results orientation.

Nice To Haves

Experience in mining, heavy industrial, manufacturing, or similar environments.
Power BI experience.
Knowledge of DDMRP, ABC/XYZ Inventory Classification, cycle counting, parts preservation, or mining maintenance planning.

Responsibilities

Review and execute Material Requirements Planning (MRP) recommendations to ensure timely inventory replenishment.
Forecast material demand using historical consumption, maintenance schedules, production forecasts, and operational requirements.
Generate purchase requisitions based on planning requirements and approved inventory strategies.
Monitor inventory availability to ensure critical materials are available to support uninterrupted operations.
Coordinate inventory balancing opportunities across sites when appropriate.
Maintain optimal inventory levels while balancing service level and inventory investment.
Review inventory health and identify obsolete, excess, slow-moving, dormant, and critical materials.
Participate in periodic inventory review meetings with Operations, Maintenance, Purchasing, and Supply Chain.
Recommend disposition strategies for obsolete and excess inventory.
Support Vendor Managed Inventory (VMI), Consignment Inventory, and Long-Term Pricing Agreement initiatives.
Maintain SAP planning master data, including reorder points, safety stock, maximum inventory levels, lead times, planning strategies, lot sizing, and procurement types.
Review planning parameters to improve MRP performance and inventory accuracy, ensuring planning data supports operational requirements and aligns with Supply Chain standards.
Expedite purchase requisitions and purchase orders with Procurement to minimize stockout risks.
Track overdue purchase orders and coordinate corrective actions with Purchasing.
Support strategic sourcing initiatives by identifying supplier optimization and inventory improvement opportunities.
Participate in weekly Maintenance and Operations planning meetings and build collaborative relationships with Warehouse Operations, Maintenance, Reliability, Engineering, Purchasing, Strategic Sourcing, and Finance.
Provide planning support for shutdowns, capital projects, and major maintenance activities.
Analyze inventory trends and material consumption.
Develop reports and dashboards using SAP, Excel, and Power BI.
Monitor and report inventory performance indicators, identify trends, and recommend corrective actions based on data analysis.
Identify opportunities to standardize planning processes and support warehouse digitalization, automation, and Supply Chain continuous improvement initiatives.
Promote best practices in inventory planning and warehouse management.
Perform responsibilities in accordance with ASARCO's Safety First philosophy and comply with Environmental, Health & Safety policies and procedures.
Promote safe work practices and proactively identify opportunities to reduce operational risk.