Warehouse Supervisor
Impact HousingCOMPANY DESCRIPTION: Impact Housing (IH) is a vertically integrated modular design-builder and developer headquartered in Southern California. Our mission is to continuously evolve the world’s most sophisticated and efficient housing delivery system. We pursue this mission by reimagining every element of how multifamily projects are designed, manufactured, and built—driving down costs, shortening schedules, and expanding access to high-quality housing for the people who need it most, whether through LIHTC or unsubsidized projects. To date this decade, the IH team has built or is actively developing close to 1,500 modular units demonstrating a scalable, repeatable path to affordability. With the capability to produce approximately 1,000 units per year today, IH is expanding to meet growing demand in San Diego, Los Angeles, and beyond. We are now entering the next stage of our growth and strengthening every team across the company to achieve our next set of goals. We plan to manufacture and build more than 10,000 units through 2030. To accomplish this, we are implementing the Lean Standard Model company-wide; deploying AI at every level of the company; and positioning IH as a national thought leader in modular development. The foundation for our success is firmly in place. Join us as we scale our operations, transition into a higher-capacity manufacturing facility powered by smart automation and robotics, expand our production capacity by more than 3x in the Western U.S., and prepare for future national growth. POSITION SUMMARY: The Warehouse Supervisor will oversee materials management and ensure LEAN warehouse principles for materials storage, flow and inventory control are implemented and maintained. Additionally, the Warehouse Supervisor will coordinate with Supply Chain and Plant Managers and provide feedback of the daily status of warehouse operations and inventory levels. KEY RESPONSIBILITIES: Collaborate with the Supply Chain Manager (SCM) to implement lean material flow, 5S practices, and continuous improvement initiatives to optimize warehouse efficiency and support production demands. Oversee daily warehouse operations, including receiving, incoming material inspections, storage, material movement, and shipping of finished goods, ensuring all incoming materials are accurately received and put away the same day. Coordinate timely material replenishment and delivery to sub-assembly cells and main production lines to prevent material shortages and production disruptions. Maintain inventory accuracy by coordinating cycle counts, auditing inventory transactions, investigating discrepancies, and recommending replenishment needs to the SCM. Ensure all warehouse transactions, including receipts, transfers, inventory adjustments, and shipments, are accurately and timely recorded in NetSuite. Monitor and report warehouse KPIs, including productivity, inventory accuracy, receiving efficiency, and material flow, identifying opportunities for operational improvement. Collaborate with Engineering to collect and maintain accurate material data for the Plan for Every Part (PFEP) to support inventory planning and material flow. Coordinate the maintenance, availability, and safe operation of warehouse equipment, ensuring compliance with established safety and operational standards. SUPERVISORY RESPONSIBILITIES: Supervise and direct daily activities of warehouse associates, including receiving, inventory control, material handling, and shipping operations. Assign work, coordinate staffing and schedules, and monitor employee productivity, attendance, and performance to meet operational and production requirements. Establish clear performance expectations, provide coaching and feedback, conduct evaluations, and address employee performance concerns in coordination with HR and the SCM. Develop and coordinate employee training on warehouse procedures, inventory control, NetSuite transactions, equipment operation, and safety prot…