Position Summary Under general supervision of the Director - Sales, the National Customer Business Manager (NCBM) is responsible for managing the sale of company products, development of markets, customer relationships and broker management for assigned ADUSA retailer which includes Stop & Shop, Giant Foods, The Giant Company, Hannaford and Food Lion. Under general supervision of the Director - Sales, the National Customer Business Manager (NCBM) is responsible for managing the sale of company products, development of markets, customer relationships and broker management for assigned ADUSA retailer which includes Stop & Shop, Giant Foods, The Giant Company, Hannaford and Food Lion.