Key Responsibilities :

Migration Execution :

- Validate system readiness using Maintenance Planner and generate stack files.

- Manage SAP media required for ECC to SoH migration.

- Execute SUM DMO with System Move for large DB2-based ECC systems targeting AWS-hosted HANA.

- Conduct DMO dry runs, optimize migration parameters, and plan downtime.

- Troubleshoot SUM DMO errors using logs and kernel-level diagnostics.

- Collaborate with AWS teams for EC2 sizing, EBS provisioning, and network setup.

Database & Platform Expertise :

- Provide DB2 expertise for source system analysis, export tuning, and performance validation.

- Administer HANA DB on AWS, including memory sizing, persistence layer tuning, and lifecycle operations.

- Configure HANA System Replication (HSR) for database layer high availability.

- Implement ACSC/ERS for SAP application layer HA and AWS-native HA components.

Post-Migration Stabilization :

- Validate system health post-cutover using EarlyWatch, SICK, and DBACOCKPIT.

- Document migration steps, rollback plans, and lessons learned.

- Support post-go-live performance tuning and interface validation (RFCs, IDocs, Web Services).

Mandatory Skills & Experience :

- 10+ years of SAP BASIS experience, with 2+ full-cycle ECC to SoH migrations.

- Hands-on experience with SUM DMO (System Move) and HANA DB administration.

- Strong knowledge of DB2 database (export/import, monitoring, backup strategies).

- Experience deploying SAP workloads on AWS Cloud (EC2, EBS, VPC).

- Ability to configure HSR and ACSC/ERS for high availability.

- Proficiency with SAP sizing tools, stack updates, and kernel patching.

- Strong troubleshooting skills across OS, DB, and SAP layers.

- Excellent communication and documentation skills.

Good-to-Have Skills :

- SAP Certified Technology Associate SAP HANA or BASIS.

- AWS Certified Solutions Architect Associate or higher.

- Experience with SAP Solution Manager for monitoring and change control.

- Exposure to hybrid landscapes (on-premise to cloud migrations).

- Knowledge of AWS-native HA components like ELB and Auto Recovery.