Lead the Order-to-Cash solution design for an SAP ECC to SAP S/4HANA brownfield migration in a large industrial business. Own the SD architecture, assess process and master data impacts, and ensure a controlled transition of sales, pricing, delivery, billing, and customer-facing processes into S/4HANA.

Key Responsibilities

• Lead the SD solution design for brownfield conversion, including simplification impacts, retained ECC design areas, and S/4HANA process changes.
• Own architecture decisions across customer master/Business Partner, pricing, sales order processing, delivery, billing, credit, output, and returns processes.
• Assess impacts on interfaces, reporting, custom developments, rebates/settlement management, and downstream logistics execution.
• Work with business, technical, data, integration, and testing teams to define remediation, validation, cutover, and defect management activities.
• Support fit-gap decisions, UAT re...