SAP S/4Hana Technical Architect

Lead end-to-end technical architecture for conditional routing between ECC and S/4HANA.
Architect integrations across SAP NetWeaver, SAP JCo/RFC, and enterprise applications.
Conduct S/4HANA impact analysis for ~60 RFCs (existing + custom).
Design integration workflows, DTO transformations, and system connectivity.
Provide technical oversight across DEV, QA, Performance, and Production environments.
Support testing phases including SIT & UAT and ensure architectural compliance.

🔹 Must-Have Skills
 ✔ Strong architecture experience across SAP ECC, S/4HANA, and NetWeaver (Java & ABAP)
 ✔ Expertise in RFCs, BAPIs, SAP JCo, and ABAP function modules
 ✔ Experience with S/4HANA data model changes & migration impacts
 ✔ Knowledge of BW/4HANA integrations for historical data access
 ✔ Experience leading cross-functional teams in complex enterprise environments

🔹 Nice to Have
 ➕ Experience with parallel ECC → S/4 migrations
 ➕ Exposure to GWT front-end applications
 ➕ Knowledge of specialty SAP systems (EP1 / EP3)