US Department of Defense - - Responsibilities: Assisting customers by answering questions such as item price or location, and handling bulky/heavy items.; Operating an electronic checkout system to record unit price, total customer purchase, and make change.; Performing a variety of duties in handling, preparing and maintaining stock levels of grocery and produce items.; Review stock levels and gathering inventory data in order to maintain the Computer Assisted Ordering (CAO) system.; Preparing and maintaining a variety of documents to order commissary items, reconcile invoices and submit requisitions.