Senior Oracle Dba Resume
Lincolnshire, IL
SUMMARY
- 8+ years of experience in IT industry as an Oracle Database administrator, having exclusive experience in production support, installation, configuration, upgrades, cloning, space management and database security with Oracle Software 11g/10g/9i on Sun Solaris, Red Hat Linux, HP - UX, AIX, and Windows Platform.
- Possess high competency in advanced DBA skills such as backup, recovery & performance tuning.
- Successfully resolving problems which involve in-depth knowledge of oracle architecture, connectivity, backup/restore, database corruption, security etc.
- Problem determination and Trouble shooting in Development, Test and Production Environments.
- Providing 24x7 Production Support for Oracle databases.
- Performing periodic maintenance tasks like Index rebuilds, Table Analysis and data purge to ensure efficiency and reliability of the applications and databases.
- Preparation of High Level document, Detail Level Design document and other relevant documents for development process.
- Knowledge Transition by preparing plans, work schedule, understanding documents, managing transition calls and tracking transition status.
- Installation/Maintenance/Upgrade of Oracle RDBMS Server 9i, 10g and 11g.
- Refreshing, migrating and upgrading databases.
- Experience in implementing RAC Database in Aix platform.
- Conceptually strong knowledge on clustering.
- Conceptually having Knowledge on GoldenGate.
- Coordinating Oracle SR engineers for resolving the Issues
TECHNICAL SKILLS
Core Strengths: Oracle Database (RAC and Standalone) Administration, SQL, UNIX.
RDBMS: Oracle 9i, 10g, 11g Administration
Operating Systems: LINUX, AIX, HP-UX, Sun Solaris, Windows 2000, 2003, 2007
Programming Languages: SQL, Shell Scripting.
Tools: Enterprise Manager, Oracle Grid Control (10g, 11g and 12c), TOAD, SQL Developer.
PROFESSIONAL EXPERIENCE
Senior Oracle DBA
Confidential, Lincolnshire, IL
Responsibilities:
- Deploy database changes on production needed for new requirements, to fix application defects or performance issues on Sun OS, Linux and AIX.
- Knowledge Transition for database activities from the existing teams.
- Perform activities of data maintenance, table maintenance, database re-organizations, data archival and other efforts typically undertaken to improve the efficiency and reliability of the applications and databases.
- Perform database activities like schema backup/restore, import/export, required for the health of the application and release processes.
- Analyze database activity, perform application database performance and tuning activities and maintain development, test and production databases.
- Perform analysis and reporting of results from processing and database monitoring.
- Maintain Database Alerts.
- Proactively maintain stability of production databases.
- Hands-on experience in High-availability CRS, ASM and Data Guard
- Periodic data purge to follow retention policies and space constraints.
- Work with application team and production support team to debug production issues.
- Good Exposure in disaster recovery, routine maintenance for Oracle databases.
- Good Exposure in Oracle cluster ware and HACMP cluster ware concepts.
- Good Exposure in Oracle Recovery Manager (RMAN).
- Having expert knowledge in Configuring Recovery Catalog Database and maintaining RMAN.
Environment: Oracle 9i, 10g, 11g, RAC, Dataguard, Toad for Oracle, AIX, SUN Solaris.
Oracle DBA
Confidential
Responsibilities:
- Installation and Troubleshoot of Real Application Cluster (RAC) Database and Cluster ware.
- To troubleshoot and resolve all the Database Issues, Network Issues and the Application Issues.
- Worked in Production, Development, Testing and Implementation environment on Linux and AIX
- Involve in various Implementations like (DB Creation, Patching, Cloning and Up gradation) on Database Tier.
- Database Administration and Maintenance.
- Setting up BACKUP strategy and disaster recovery procedures to ensureminimal downtime and data loss.
- Good Exposure in disaster recovery, routine maintenance for Oracle databases.
- Involved in Implementation of RMAN backup strategies.
- Involved in configuring of ASM Databases and Migration of Non-ASM Databases To ASM databases Using RMAN
- Handling alone in validating the Developed scripts for Hot and Cold Backup and Database Refresh
- Implemented Symantec net backup.
- Monitor physical and logical backup for Integrity and checking the Data files consistency using DBverify.
- Check the log alert files if any problems occurred and necessary action to rectify them.
- Having expert knowledge in Configuring Recovery Catalog Database and maintaining RMAN
- Analysis and Documentation of the existing database architecture.
- Applying the Critical Patch Update (CPU) based on the requirement
- Preparation of High Level document, Detail Level Design document and other relevant documents for development process.
- Providing support as required and mentoring team members while solving technical problems and providing technical guidance on solutions.
Environment: Oracle 11g RAC database, AIX.
Oracle DBA
Confidential
Responsibilities:
- Migration Oracle Server databases.
- Database Administration And Maintenance
- Managing Tablespace and Datafiles.
- Managing Security (Creating users, logins and roles, granting permissions)
- Performance Monitoring and tuning.
- Checking database locks and clearing the blocking sessions.
- Worked on user managed backup strategies like online and offline.
- Implemented Backup and Recovery strategies using RMAN(migrated from user managed backup to RMAN)
- Performed Cloning of database.
- Integration of Patches, Creation and Modification of tables in the database, Execution of Jobs, Bug fixing etc.
- Resolving user requests for the technical issues as well as various other tasks for the development environments.
Environment: Oracle 9i, 10g, 11g, Toad for Oracle, AIX, SUN Solaris.
Oracle DBA
Confidential
Responsibilities:
- Installing and Configuring Oracle 10g, including service pack deployments
- Automatic Storage Management installation, configuration and management
- Migration of oracle databases.
- Database Administration and Maintenance.
- Implementing disaster recovery plans.
- Working on Stored procedure and Triggers
- Working Imports and Exports utilities.
- Managing Security (Creating users, logins and roles, granting permissions)
- Performance tuning of databases using AWR, ADDM and OEM
- Working on backup & Recovery
- Creating Index & managing other objects of Database.
Environment: Oracle 10g, 11g, Toad for Oracle, AIX, SUN Solaris