Oracle Database Administrator Resume
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Nashville, TN
SUMMARY
- 6 plus years of experience in Oracle Database Administration, Database Analysis, Design, Development, Implementation and Testing of Relational Database Management systems for Business solutions.
- Good analytical and planning skills.
- Strong verbal and personal communication skills.
- Have worked with global clients while supporting offshore teams.
- Extensive experience in deployments while working with developers
- Provided production system support to customers with critical issues.
- Provided 24x7 critical production support on large databases using Oracle 11g, 10g
- Worked with Oracle 12c cloud control.
- Performed RAC build from scratch.
- Strong experience in supporting development and production databases.
- Have worked on all Windows, AIX, Sun Solaris, HPUX and different flavors of Linux.
- Implemented High Availability solutions with Oracle 10g/11g R2 RAC, Standby Database Data Guard, Replication.
- Good decision making skills.
- Experience in Managing/working with RAC databases
- Upgrade/Migration of Databases from Oracle 9i to 10g and 10g to 11g
- Expertise in Database Space Management, Memory Tuning and Application Tuning.
- Expertise in troubleshooting and performance tuning.
- Experience in Upgrading database instances to 10g R2 to 11g R1 to 11g R2
- Experience in apply PSU patches.
- Worked on different backup methods using RMAN.
- Recovery of Databases (Recovering from Media Failure, recovering tables dropped accidentally, recovering data files, Recovering from Block Corruption etc.).
- Expertise in maintaining Database Security using auditing.
- Working experience in both OLTP, DW and DSS environments
- Extensive Knowledge on Flashback
- Extensive experience in Data Guard physical standby databases
- Good knowledge on partitions and clustering of tables
- Worked with different performance utilities like Statspack, ASH, AWR, ADDM, ORADEBUG, HANGANALYZE etc. to troubleshoot performance issues.
- Extensive experience with designing and implementing Oracle databases, cloning of databases and setting up RAC database
- Worked with several Multi node and multi - tier environments.
- Excellent experience in writing SQL
- Excellent knowledge in Hot/Cold Backup and Recovery and Cloning of databases using RMAN
- Good working knowledge in tuning the oracle databases.
- Strong knowledge of Oracle Dynamic Views and Dictionary Tables
- Working knowledge on PL/SQL.
- Used TOAD and ERWIN.
- Extensive knowledge on Oracle Support processes for technical requests with oracle support
TECHNICAL SKILLS
Operating Systems: HP-UX, AIX, Windows, Linux, SUN Solaris
Languages: SQL, PL/SQL, BASH shell.
Oracle Tools: TOAD, RMAN, OEM, TOAD, SQL*Loader, DATAPUMP, Export/Import
Hardware/Storage: HP MSA 5000, EMC, VERITAS Net Backup, Tivoli Storage Manager
Tuning Tools: TKPROOF, EXPLAIN PLAN, STATSPACK
PROFESSIONAL EXPERIENCE
Confidential, Nashville, TN
Oracle Database Administrator
Responsibilities:
- Configured ASM
- Worked with different teams
- Provided 24/7 Production support.
- Worked on Migration projects.
- Operating systems on clustered/shared HP-UX UNIX, Linux and Windows servers
- Configuration of Oracle Data guard in Oracle 10g environment, using 11g/12c Grid Control.
- Migration of Oracle database 10g to 11R2.
- Migration includes the migration from Windows to Linux using Transportable tablespaces.
- Use of AWR and Statspack tools to diagnose performance issues with Oracle Application
- Provided Automated Storage Management (ASM) technical assessment document.
- Worked on SQL Server 2005 and SQL Server 2008
- Configuration and troubleshooting of Oracle Agents connections to Oracles OEM Grid Control.
- Daily use of Oracle Grid Control.
- All work completely documented.
- Perform daily database administration as required.
- Applied CPU/PSU Patches
- Troubleshoot networking issues.
- Worked on SQL Server Log shipping issues.
- Resolved Data Guard Gaps.
- Worked with different teams to achieve results.
- Setup alerts via cloud control.
Confidential, Bellevue, WA
Oracle Production Database Support
Responsibilities:
- Build and supported RAC
- Build Data Guard Servers
- Configured ASM
- Worked with different teams
- Provided 24/7 Production support.
- Worked on projects.
- Migration
- Automating
- Upgradations.
- Setting up new database environment.
- Build Oracle DBA in the Database Management Services group (DMS), which supports and maintains the database infrastructure
- Worked on project to move from standalone servers to RAC
- Build physical Standby Data Guard.
- Practiced DR by performing switchover and failover using data broker.
- Supporting Production and Development databases in 24x7 Environments
- Database environments Installation, upgradation, Migration, Patching, Maintaining of all Oracle versions 8i, 9i, 10g and Oracle 11r2 and
- Operating systems on clustered/shared HP-UX UNIX, Linux and Windows servers
- 200 corporate databases in production, acceptance, development and training environments.
- Work in conjunction with application DBAs to develop and maintain the application database.
- Configuration of Oracle Data guard in Oracle 10g environment, using 11g/12c Grid Control.
- Migration of Oracle database 10g to 11R2.
- Configuration and testing of RMAN, with implementation to production.
- Migration includes the migration from Windows to Linux using Transportable tablespaces.
- Provided test plan documentation for uni-directional GoldenGate.
- Performance tuning and reorganization of Oracle Financials database.
- Use of AWR and Statspack tools to diagnose performance issues with Oracle Application
- Provided Automated Storage Management (ASM) technical assessment document.
- Extensive experience with RAID and ASM configuration.
- Administered ASM from command line and grid control.
- Upgrade of ASM from Oracle 11.2.0.2 to Oracle 11.2.0.3
- Responsible for the creation of the ASM Operation(s) Manual and Quick Reference documentation for use of other team members.
- Automation of Oracle Restart Configuration for the instances under the ASM configuration, part of the Oracle High Availability Services configuration.
- Configuration and installation of VM Ware in Oracle 10g and Oracle 11gR2 environment.
- Worked on SQL Server 2005 and SQL Server 2008
- Configuration and troubleshooting of Oracle Agents connections to Oracles OEM Grid Control.
- Daily use of Oracle Grid Control.
- Installation and configuration of Oracle 10gR1, 10gR2, 11016, 11R2 on HP Itanium HP-UX UNIX servers.
- All work completely documented.
- Perform daily database administration as required.
Confidential, Chicago IL
Oracle DBA
Responsibilities:
- Provided 24/7 support.
- Worked on Clustered databases.
- Installed standalone Databases.
- Helped other teams with client installation.
- Installed databases using scripts
- Worked with oracle on ongoing issues.
- Configured Flash Recovery area.
- Written shell scripts.
- Applied patches.
- Worked with developers
- Supporting Production and Development databases in 24x7 Environments.
- Tuning by Statspack/AWR collecting various hourly Snapshots statistics and differentiating
- Creating Tar with oracle support for Internal Errors Ora-600/7445.
- Refresh of development/test/QA databases from Production backup using Data pumps.
- Proactively Monitoring alerts, assigning to right queues, resolving in time based on SLA.
- Identifying issues and resolutions, providing feedback to other team members, and offering any information uncovered throughout daily operations that could benefit other team members.
- Written RMAN shell scripts to purge out old archive logs and backups.
- Creating Performance Reports using AWR and ADDM
- Cloning and managing Duplicate/Standby on databases using RMAN.
- Recovering the databases using RMAN. Scheduling and managing cron Jobs.
- Managing Physical structure of Oracle database like Data files, Redo log files, Control files.
- Monitoring the growth of Tablespaces and taking proper actions
- Doing Trend Analysis of Database for future need of space and capacity planning on disks.
- Maintaining security and integrity of database systems.
- Monitoring and maintaining database availability and resources.
- Planning and managing database backup and recovery.
- Taking Backups of databases using Logical (Export & Import) and Physical (Offline and Online) backups.
- Managing User Level Control Access with Roles and profiles.
- Installing, maintaining and monitoring the database software products, including technical advice and support to the applications Development and Maintenance staffs if required.
- Expertise in performance monitoring and performance tuning
- Defining and Setting backup and recovery procedures, Configuration of backup.
- Tuning the database using statspack and custom scripts
- Refresh/Cloning of Database for development and testing purpose.
- Involved in Upgrade/Migration of the oracle databases from Oracle 10g to Oracle 11g.
- Worked with Standby Database (Data Guard) setup and configuration using data broker.
- Used EXPDP & IMPDP to take backup at database level or tablespace level and also to accomplish table level and full database de-fragmentation.
- Provided DBA and programming support for all internal and client based Oracle implementations.
Environment: Oracle 8i/9i/10g/11g, RAC, Toad for Oracle v.9.0.1.8 PL/SQL, Oracle SQL Developer, Data Pump, SQL*Loader, Windows/RHEL.