External Warehouse Supervisor, G1

T1 Energy is bringing solar manufacturing back to the U.S. by building a domestic solar supply chain. Our mission is to invigorate America with scalable, reliable, and low-cost energy. Our fully operational 5GW solar module facility in Wilmer, Texas, can manufacture more than 20,000 modules every 24 hours. By the time you finish reading this paragraph, we will have produced two solar panels that will power American homes and fuel domestic AI. We're focused on building advanced American manufacturing and we're passionate about engineering a better future filled with abundant energy. The Role T1 Energy is looking to hire an External Warehouse Supervisor who is responsible for managing and overseeing all daily operations at the offsite warehouse facility, including the handling, storage, and movement of raw materials and finished goods. This position provides direct leadership to warehouse personnel, ensuring operational efficiency, inventory accuracy, compliance with company procedures, and adherence to safety standards. The External Warehouse Supervisor is accountable for maintaining accurate inventory records, coordinating material flow between the external warehouse and T1 facilities, and ensuring that all warehouse activities support production and shipping requirements. This role requires a hands-on leader who can manage daily priorities, develop employees, identify operational gaps, and implement corrective actions to improve performance. The supervisor is expected to operate independently while maintaining consistent communication with T1 Warehouse Operations, Inventory Control, Logistics, and Compliance to ensure alignment with company objectives, customer requirements, and operational standards. What You’ll Do 1. Warehouse Operations and Leadership Supervise and manage all daily warehouse activities at the offsite facility, ensuring operational requirements and established priorities are met. Lead, assign, and monitor the work of warehouse associates to ensure productivity, accountability, and adherence to standard operating procedures. Establish daily priorities based on production demand, inbound deliveries, outbound shipments, and inventory requirements. Monitor employee performance, address operational deficiencies, and provide coaching and training as needed. Ensure adequate staffing and effective utilization of labor and equipment to support operational demands. Maintain a clean, organized, and safe warehouse in accordance with company standards and housekeeping requirements. Identify opportunities to improve workflows, reduce unnecessary material handling, increase productivity, and control operating costs. Ensure warehouse operations continue to support T1 production and shipping requirements without unnecessary delays. 2. Inventory Control and Material Management Oversee the accurate receipt, identification, storage, staging, transfer, and shipment of all raw materials and finished goods. Ensure all physical inventory movements are accurately and promptly recorded in the Warehouse Management System (WMS) and other applicable systems. Maintain inventory accuracy by ensuring materials are stored in designated locations and system transactions reflect actual physical inventory. Coordinate routine cycle counts, inventory investigations, and month-end inventory activities with the Inventory Control team. Investigate inventory discrepancies, identify root causes, and implement corrective actions to prevent recurrence. Ensure material transfers between the external warehouse and T1 facilities are completed and documented correctly. Monitor material condition, labeling, expiration dates, and storage requirements to prevent damage, obsolescence, and material loss. Maintain visibility of inventory levels, available storage capacity, and material movement to support production planning and warehouse utilization. Escalate inventory risks, system discrepancies, and material shortages to the appropriate departments in …

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