Apply hands-on knowledge of sales document types; item category, schedule line, partner, plant, shipping point, route, storage location, and output determination; pricing procedures, condition types, access sequences, and condition records; ATP and transfer of requirements; copy control; delivery processing; billing and invoicing; material determination and product substitution; and rebates or SAP S/4HANA Condition Contract Management. Develop or recommend sustainable corrective solutions and coordinate resolution with Level 1 and Level 2 support resources, SAP functional teams, ABAP developers, integration teams, managed-service providers, and software vendors.