Oversees the administration of contracts for assigned accounts, which includes the entry and distribution of time sensitive sales and purchase contracts, and the subsequent processing of contract shipments – including the entry of billing weights (invoicing), freight bill and supplier invoice processing, calculating and entering settlement adjustments, rejections, and downgrades - and ultimately ensures the entry and accuracy of all associated shipment transactions. Compare customer purchase order details with Alter sales order to ensure price, commodity, descriptions, point of origin, quantities, pay terms, transportation method, and special instructions agree between both parties.