1) Procurement Manager: Responsible for sourcing and acquiring raw materials from various suppliers. The procurement manager ensures the materials are of the required quality, negotiates contracts, and maintains relationships with suppliers to secure consistent and cost-effective supply.

2) Logistics Coordinator: Coordinates the transportation and movement of raw materials from the suppliers to the company's warehouses or production facilities. They manage shipments, track deliveries, and optimize routes, ensuring timely and efficient movement of materials while minimizing costs and disruptions.

3) Warehouse Supervisor: Oversee the storage and inventory of raw materials in the company's warehouses. The warehouse supervisor ensures materials are correctly received, stored, and organized, maintaining accurate stock levels and availability for production. They also manage the inventory system and coordinate with other departments to fulfill material requests as needed.
Dummy it down with less words

1) Procurement Manager: Finds and buys materials from suppliers. Makes sure materials are good quality, negotiates contracts, and keeps good relationships with suppliers.

2) Logistics Coordinator: Organizes transportation of materials from suppliers to company's warehouses or production facilities. Keeps track of shipments and finds the best routes to save time and money.
3) Warehouse Supervisor: Manages storage and inventory of materials in warehouses. Makes sure materials are received, organized, and available for production. Also coordinates with other departments for material requests.