1) Working across all major Oracle database versions (9i,10g,11g & 12c) and a wide range of operating systems like HP-UX, Linux and Sun Solaris. 2) Worked 24*7 in a team of 5 DBA’s to support 250 DB’s across all major Oracle database versions with database size more than 1TB. 3) Installed and configured Oracle GoldenGate. 4) Installed, configured and maintained Oracle 10g/11g database using silent mode,manual scripts and DBCA 5) Oracle Data-Guard (Physical and logical database). 6) Oracle DB performance tuning. 7) Monitoring and checking the RMAN hot backup and Logical backup (Datapump, Export /Import), both scheduled in cron job. 8) Provided solutions to developers, remote and onsite support to customers. 9) Database refreshment using RMAN, export/import. 10) Performance tuning. (Using AWR and ADDM report and by Checking the execution Plan of the query) . 11) Provided 24*7 On-Call support to Production database issues. 12) Handled Ora-600 and Ora-7445 errors and worked with Oracle Support on regular basis. 13) Performed several DB upgrades from 9i-10g and from 10g-11g 14) Performed periodical backup, restoration and recovery using RMAN.