Materials Supervisor: Lean Inventory & Flow Champion

Industrial Electric Mfg. (IEM); San Antonio (TX); On-site; USD 70,000 - 100,000; Full time

Job summary

Industrial Electric Mfg. (IEM) in San Antonio, TX is seeking a Materials Supervisor to lead daily materials operations and ensure safe, accurate, and uninterrupted flow from receipt through supermarket inventory, WIP, and final product shipment.

You will work hands-on with a cross‑functional team including Supply Chain, Planning, Purchasing, Production, Engineering and Quality to resolve material constraints, drive continuous improvement, and maintain standardized processes for operational

Qualifications

• Bachelor's degree in supply chain management, logistics, business, industrial engineering, or a related discipline; equivalent combination of education and relevant experience may be considered.
• 4+ years of experience in materials management, inventory control, warehouse operations, logistics, or supply chain within a manufacturing environment.
• 2+ years of experience supervising or leading a team in a warehouse, materials, inventory, or manufacturing environment.
• Experience supporting or participating in lean warehouse and material replenishment systems, including PFEP, Kanban, supermarket, pull, and point‑of‑use concepts.
• Experience participating in Kaizen events and structured problem‑solving efforts.
• Experience working with ERP/MRP systems for inventory and materials planning; SAP, Oracle, or Infor Syteline experience is a plus.
• APICS CPIM/CSCP, Six Sigma, or Lean Manufacturing certification is preferred.

Responsibilities

• Supervise daily materials management activities, including supermarket operations, receiving, inventory control, material handling, replenishment, point‑of‑use delivery, WIP, and finished‑goods material flow.
• Support the accuracy, availability, and flow of raw material, WIP, and finished‑goods inventories by reinforcing transactional discipline, location control, cycle counting, and corrective action.
• Support the implementation of standardized materials management processes aligned with production requirements.
• Maintain and update the Plan for Every Part (PFEP) system, including part characteristics, demand and usage, container quantities, replenishment methods, storage locations, and point‑of‑use requirements.
• Support the design and day‑to‑day execution of lean material replenishment systems, including Kanban, supermarkets, point‑of‑use inventory, pull systems, and milk runs.
• Partner with Purchasing/Supply Chain and Planning to ensure materials are on track to support production schedules, and elevate shortages, constraints, or risks to customer commitments.
• Coordinate supermarket and point‑of‑use material flow, supporting continuous improvement of warehouse layout, slotting, material presentation, and replenishment efficiency.
• Support inventory optimization efforts that balance material availability, service levels, working capital, inventory turns, and production continuity.
• Participate in and help lead cross‑functional Kaizen events and structured problem‑solving activities focused on material flow, inventory accuracy, warehouse productivity, and production support.
• Use data and operational metrics to identify root causes and support improvement opportunities, applying tools such as A3, PDCA, 5 Why, Pareto analysis, Value Stream Mapping, and standard work as appropriate.
• Partner with Production Planning and Operations to monitor material availability and production progress, escalating material issues that threaten schedule attainment.
• Partner with the MRB, Purchasing, and Quality teams to support resolution of supplier issues, vendor return material authorizations, and material discrepancies.
• Support inventory control governance, in partnership with Finance, to help identify discrepancies, determine root causes, and implement corrective actions.
• Track and report materials KPIs, including inventory accuracy, shortages, replenishment performance, inventory turns, warehouse productivity, dock‑to‑stock performance, and material delivery to point of use.
• Supervise, coach, and develop materials and warehouse team members by establishing clear expectations and building accountability.
• Maintain a safe and healthy work environment by enforcing company policies and applicable local, state, and federal environmental, health, and safety requirements.
• Flexible and adaptable team player who operates with agility and resourcefulness and thrives in an often‑changing environment. You will be operating with a start‑up mindset and must be willing to help wherever needed - "not my job" is an unacceptable response.

Skills

Team leadership

Materials management

Lean manufacturing

Kaizen

PFEP

Kanban

ERP/MRP

Inventory control

Process improvement

Education

Bachelor's degree in supply chain management or related

Tools

SAP

Oracle

Infor Syteline

Job description

Industrial Electric Mfg. (IEM) in San Antonio, TX is seeking a Materials Supervisor to lead daily materials operations and ensure safe, accurate, and uninterrupted flow from receipt through supermarket inventory, WIP, and final product shipment.

You will work hands-on with a cross‑functional team including Supply Chain, Planning, Purchasing, Production, Engineering and Quality to resolve material constraints, drive continuous improvement, and maintain standardized processes for operational