Principal Consultant at Mphasis (Electronic Data Systems) (2005-12 – Present)
Golden Gate SME, Oracle DBA Team Manager at Mphasis (2024-07 – Present)
Managing the overall database Migration in AWS cloud and DR Setup RAC
- To support the Client Aptia in their overall Database migration
- To migrate the older versions of the databases to, RAC and ASM, Standby data guard, 11g and 12c migration
- Applied DST patches, OS patches as and when needed
- Backup and Recovery and Exadata migration. Owned and managed all changes to the data models. Created data models, solution designs and data architecture documentation for complex information systems
Golden Gate SME, Oracle DBA Team Manager at Mphasis (2022-06 – 2024-06)
Managing the overall database Migration and DR Setup through Golden Gate
- To support the Client Allspring in their overall Database migration through Golden Gate
- To study and suggest the modifications needed so as to improve performance for Golden Gate Lag
- To migrate the older versions of the databases to, RAC and ASM, Standby data guard, 11g and 12c migration. Backup and Recovery and Exadata migration. Monitoring the GG performance through GGMONITOR on HA
- Setup Zero down time database migration for production. Migrated offshore databases to AWS through DMS and Golden Gate. Migrated offshore databases to Azure using Golden Gate
Golden Gate SME, Oracle DBA Team Manager at Mphasis (2016-11 – 2022-06)
Managing the overall database Migration and DR Setup through Golden Gate between 11g to 12c databases on RAC
- To support the Client AIRSOA in their overall Database migration through Golden Gate
- To study and suggest the modifications needed so as to improve performance for Golden Gate Lag
- To Study and setup, the Golden Gate on High Availability
- To migrate the older versions of the databases to, RAC and ASM, Standby Data guard, 11g and 12c migration. Applied DST patches, OS patches as and when needed. Backup and Recovery and Exadata migration
- Owned and managed all changes to the data models. Created data models, solution designs and data architecture documentation for complex information systems
- Effectively articulated reasoning for data model design decisions and strategically incorporated team member feedback to produce the highest quality data models. Monitoring the GG performance through GGMONITOR on high availability solution. Setup Zero down time database migration for production
- Migrated offshore databases to AWS and AZURE through DMS and Golden Gate
Oracle DBA Team Manager at Mphasis (2016-04 – 2016-11)
Handling database Migration from 10g to 11g for SAP application.
- To support the Client Halliburton in their overall SAP database administration issues
- To migrate the older versions of the databases to ORACLE 9i, Oracle 10G, RAC and ASM, Standby data guard, 11g and 12c migration. Backup and Recovery and Exadata migration
- Owned and managed all changes to the data models. Created data models, solution designs
Oracle DBA Team Manager at Mphasis (2015-06 – 2016-04)
For host to host application, we are managing the overall database monitoring and maintenance. Handling database Migration from 11g to 12c. Migrated the Sql Server data to Oracle 11g. Host to Host application management.
- To support the Client JPMC in their overall database administration issues
- To migrate the older versions of the databases, RAC and ASM, Standby data guard, 11g and 12c migration
- Performance tuning on RAC, RAC design and installation. Applied DST and OS patches
Project manager at Mphasis (2009-06 – 2015-06)
Providing support for continental Airlines data center.
- To support the Client Continental Airlines in their overall database administration issues
- To study and suggest the modifications needed so as to improve performance
- To migrate the older versions of the databases to ORACLE 9i, Oracle 10G, 11g RAC and ASM, OEM monitoring and report generation. Applied DST patches, OS patches. Backup and Recovery
- Integration of data between DB2 and Oracle database. Migrated the database from old server to new server Configured and performed DR Setup. Generated automotive script for failover and switch over of data guard
- Migration of database from oracle to SQL server. Planning, Sizing, Design, Execution and Transition
Systems Engineer at Polaris Software Lab Ltd (2004-10 – 2005-12)
Systems Specialist at Sundaram InfoTech Solutions Ltd (2004-07 – 2004-10)
Asst.Manager-Systems at Jai Parabolic Springs Ltd (2004-01 – 2004-07)
Systems Engineer at ORG Informatics Ltd (2000-07 – 2004-01)
Head, Dept. Of Comp.Science at Sri Sankara Arts & Science College (1998-07 – 2000-07)
