Performed daily health checks and monitored key metrics (CPU, memory, disk utilization, network) using OEM, ILOM, and KVM. Created and maintained scripts to automate routine monitoring, ensuring efficient resource allocation. Managing databases deployed on Amazon EC2 instances, including configuration, optimization, and troubleshooting. Migrating relational databases from on-premises servers to Amazon RDS (Database as a Service). Importing and exporting data using RDS tools to facilitate data transfer and backups. Upgrading RDS instances to newer versions for improved features and security. Applying security patches to RDS databases to maintain system integrity and address vulnerabilities. Administered Exadata Storage Cells with CELLCLI and DCLI, proactively monitoring health and performance. Implemented Flash Cache, Storage Indexes, and IORM to accelerate database access speeds. Collaborated with developers to identify and resolve application bottlenecks, optimizing database performance. Patched clusters with the latest Exadata technology, ensuring optimal functionality and security. Created, managed, and troubleshooted ZFS storage mounts, maintaining data integrity and availability. Contributed to DR Drills and Switchover/Switchback testing, guaranteeing data recovery readiness in Exadata environments. Executed daily tasks like generating DG Status and FRA reports, fostering efficient database administration. Implemented and troubleshooted multitenant architecture and PDB cloning, enabling efficient database management. Possess expertise in Oracle Database upgrades, installations, and troubleshooting. Performed Non-Exa to Exadata migrations using best practices and Data Guard, ensuring seamless data transfer. Analyzed Exadata resource utilization and planned for future capacity needs.Successfully migrated Exadata databases from X6 to X9, ensuring seamless upgrades and leveraging advanced features.