The senior Oracle DBA was responsible for: 1. Upgrading databases from older versions to the latest versions of Oracle across various environments. 2. Setting up data guard between databases located in different regions. 3. Proactive monitoring of databases using various Oracle tools. 4. Performing system, database, and application administration duties including patching, performance tuning, and maintenance.

1. SeniorOracle DBA Responsibilitiesinclude:
o Upgradedthe 10g database to11g on SolarisEnvand Linux Env.
o Setupthe datagauardfor one of the ERP Instance.PrimaryDatabase isinSG and the physical
standbyisin USA.
o Pro-active Monitoringby Configuringthe Oracle databasesinOEM11g CloudControl.
o System,Database andApplicationsAdministration- Analysisandpreparationof Oracle Database
and Oracle Applicationspatches- Performance reviews
o Patch Analysis,PatchApplication.
o Database RefreshesandApplicationRefreshesusingRapidClone,Manual cloningprocedures.
o 24x7 Maintenance &Supportfor 10 Productions,15 DevelopmentInstances.
o Performance tuningthe database,oracle appsusingthe statspacktool,oemgridcontrol,oem
console,AWRReports,ASHreports,SQLProfiles
o Setupthe DG4ODBC ConnectivityfromErpDatabase to SQL Server.
o Database Character setConversionfromUS7ASCIItoUTF8, WE8ISO8859P1 to AL32UFT8
o Upgradedthe 8.1.7,9.2.0.8 Databasesto 10.2.0.4
o Pro-active monitoringthe productiondatabasesusingthe toolslikeunix shellscripts
,bigbrother,embeddedincrontab
o Done the Database CharactersetConversionfromWE8ISO8859P1 to AL32UTF8
o Playedakeyrole indesigningthe Applicationarchitecture anddatabase design.
o Reducedthe export/importtime drastically from21 Hours to 7 Hours for 700gb Database after
fine tuningthe export/importProcess.
o Settingupof NewDatabasesin11g for Data warehouse Projects.
o Implementedthe Oracle BestPracticesforDatabasesandApplications.
o FamiliarwithDRSetupand Rehearsal andhighavailabilitylikeRAC.
o Monitoringof databasesusinggridcontrol and alsocarryingthe day-to-daydbaactivitiesusing
the Dbconsole.
o FamiliarwithStorage Level CloningTechnogieslike,NetappsSnapclone,Emc’snavisphere
snapclone,IBMFlashCopy.
o Createda NewRmancatalog database inSg Site andconfiguredthe RMAN Scriptsthat usesIBM
Tivoli Backupserver.
o Planning CPUand PSU Updateson ERP and NonERP databasesona QuarterlyBasis.
o Done the Trial Upgradesof Developmentenvironments11i toR12.1.3.
o Done the Trial OATMMigrationfor PreparationReadinessforProductionEnv.