Materials Management Lead - Inventory, Shipping & Receiving

Castelion Corporation; Torrance (CA); Hybrid; USD 110,000 - 150,000; Full time

Job summary

Castelion is actively seeking a Materials Management Supervisor to lead inventory, shipping, and receiving operations with a focus on accuracy, efficiency, and scalable processes. You will manage a team, set priorities, and ensure timely material movement to support production goals.

The role requires extensive experience with ERP/MES/WMS systems, cycle counting, and strong leadership to drive continuous improvements in a fast-paced manufacturing environment.

Qualifications

• 5+ years of experience in materials management, inventory control, warehouse operations, manufacturing logistics, shipping and receiving, or supply chain operations.
• 3+ years of direct people-management experience leading Materials Management, Inventory, Shipping, Receiving, Warehouse, Logistics, or Production teams.
• Demonstrated ability to build and lead high-performing operational teams, including setting expectations, managing performance, developing employees, and driving accountability.
• Experience leading operations in a fast-paced manufacturing environment with changing priorities and a high degree of autonomy.
• Strong understanding of receiving, inventory control, picking, kitting, shipping, material transfers, cycle counting, reconciliation, and material traceability.
• Experience owning shipping, receiving, logistics, or material-transfer execution in support of manufacturing operations.
• Hands-on experience with ERP, MRP, MES, or WMS systems and a strong understanding of the relationship between physical material movement and system transactions.
• Experience developing standard work, operational processes, and performance metrics.
• Demonstrated ability to use operational data to identify problems, prioritize improvements, and drive results.
• Experience partnering across Production, Engineering, Quality, Planning, and Supply Chain to resolve material constraints and support production priorities.
• Strong operational judgment, organization, and written and verbal communication skills.
• Ability to work hands-on in warehouse and production environments and lift and move materials up to 50 lbs.
• Ability to obtain and maintain a U.S. government-issued security clearance. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Responsibilities

• Lead, coach, and develop the Materials Management team across Inventory, Shipping, and Receiving, establishing clear expectations for safety, quality, urgency, inventory accuracy, customer service, and execution.
• Own daily Materials Management operations across receiving, inventory control, shipping, putaway, material movement, staging, kitting, replenishment, and production support.
• Set team priorities and performance goals, allocate resources, provide feedback, address performance gaps, and identify staffing and development needs as the organization scales.
• Own the timely and accurate movement of material across Castelion, including inbound receipts, production inventory transfers, intersite transfers, and outbound shipments.
• Develop and maintain standard work, operating procedures, and scalable processes across Materials Management.
• Establish and monitor KPIs for inventory accuracy, receiving and shipping performance, material availability, transaction accuracy, cycle counts, and transfer execution.
• Maintain accurate physical and systematic inventory and ensure material movements are promptly reflected in Castelion's ERP/MES systems.
• Own cycle counting, inventory reconciliation, discrepancy investigation, root-cause analysis, and corrective actions.
• Ensure disciplined inventory-control and traceability practices, including location control, FIFO, lot, serial, and shelf-life requirements.
• Own shipping and receiving execution, including prioritization, packaging, documentation, carrier coordination, inbound processing, tracking, and on-time performance.
• Partner with Production and Manufacturing Engineering to ensure material is staged, transferred, and available in alignment with production priorities.
• Collaborate with Supply Chain, Planning, Quality, Engineering, and Production to resolve shortages, discrepancies, nonconforming material, transportation constraints, and other material risks.
• Identify and eliminate bottlenecks across receiving, storage, picking, staging, kitting, shipping, and material movement.
• Develop warehouse layouts, storage strategies, point-of-use inventory, replenishment methods, and material-flow processes that support increasing production rates.
• Drive continuous improvement of ERP, MES, WMS, shipping, receiving, and inventory-management processes.
• Ensure proper control, storage, identification, segregation, packaging, and handling of high-value, sensitive, hazardous, and traceable materials.
• Maintain organized, safe, and audit-ready Materials Management areas and ensure compliance with applicable quality, export-control, government property, transportation, and company requirements.
• Identify staffing, equipment, space, transportation, and process requirements necessary to support production growth.
• Communicate material risks, team performance, operational constraints, and improvement priorities clearly to leadership.
• Remain actively engaged with frontline operations to remove roadblocks and support critical production requirements.

Skills

Leadership

Inventory control

Shipping & Receiving

ERP/MES/WMS

Cycle counting

Process improvement

Communication

Team building

Education

Bachelor's degree in supply chain management

Tools

ERP systems

MES

WMS

MRP

Job description

Castelion is actively seeking a Materials Management Supervisor to lead inventory, shipping, and receiving operations with a focus on accuracy, efficiency, and scalable processes. You will manage a team, set priorities, and ensure timely material movement to support production goals.

The role requires extensive experience with ERP/MES/WMS systems, cycle counting, and strong leadership to drive continuous improvements in a fast-paced manufacturing environment.