architecture, ensuring high availability, disaster recovery, and business continuity. Execute system refreshes, client copies, transport management, and release management activities. Monitor SAP systems for performance, capacity, and availability, implementing proactive optimization measures. Perform SAP kernel upgrades, database maintenance, patching, and security updates. Administer SAP HANA, Oracle, SQL Server … databases, across Linux (RHEL/SUSE), Windows Server, and UNIX environments including backup, recovery, replication, and performance optimization. Manage SAP Solution Manager integration and technical monitoring. Troubleshoot complex SAP BASIS, operating system, database, and infrastructure issues. Coordinate with infrastructure, database, network, security, and application teams during implementation and support ...