SAP ABAP Developer (MES) Integration

Key Responsibilities

• Integration Development: Build and maintain bi-directional interfaces between SAP (ECC/S/4HANA) and shop-floor MES platforms (such as SAP DMC, SAP MII, Apriso, Rockwell FactoryTalk, Siemens Opcenter).
• Order & Master Data Dispatch: Develop and maintain outbound services (IDocs/ALE, RFCs, BAPIs, or OData) to transmit production orders, operational steps, batch information, and material reservations to the manufacturing floor.
• Confirmations & Backflushing: Write inbound RFCs, BAPI wrappers, and APIs to process floor confirmations, machine run times, scrap recording, and automated material consumption (Movement Types 261/101).
• ABAP Enhancements & Error Handling: Implement BAdIs, user exits, and custom enhancement points; develop error logging and monitoring routines to resolve queue stalls (tRFC/qRFC) and COGI backflush issues.
• Testing & Plant Support: Partner with PP/QM functional analysts and shop-floor IT teams during unit testing, integration testing, and hypercare support.

Required Skills & Qualifications

• Citizenship / Work Authorization: U.S. Citizenship Required.
• Experience: 12+ years of hands-on SAP ABAP development, including direct experience working on MES or shop-floor integration projects.
• Core ABAP: Strong working knowledge of Object-Oriented ABAP, BAPIs, RFCs, BAdIs, and transactional debugging.
• Data Integration: Hands-on experience developing with at least one integration approach:
• IDocs (LOIPRO, LOIOPS, MATMAS) & ALE configuration
• RFC / BAPI interface development
• OData services / REST APIs
• SAP MII, SAP PCo, or middleware connectivity (CPI / PI / PO)
• Functional Familiarity: Basic understanding of SAP Production Planning (PP or PP-PI), Quality Management (QM), and Inventory Management (MM-IM).