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Sr. Oracle Database Admin Resume

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PROFESSIONAL SUMMARY:

  • Over 9 years of IT experience.
  • Over 8 years of Oracle Database implementation and administration experience.
  • Implementation and maintenance of Grid Control.
  • Implementation and maintenance of RAC.
  • Build DR using Oracle Data Guard.
  • Proficient in Oracle RDBMS - all areas of database Administration.
  • Performed Data Cloning
  • Performed backup, restore, recoveries using RMAN.
  • Worked on Upgrade and Migration projects.
  • Performed various database administrative to keep databases healthy.
  • Worked with VLDB (Very large Databases)
  • Worked on export/imports, data pump tasks.
  • Worked on Database security, roles, grants, privileges, FGA, Data Vault etc.
  • Worked on Virtual Databases
  • Load balancing in RAC nodes using TAF
  • Possess strong Linux skills; light administration skills.
  • Possess excellent written and oral communication skills.
  • Tablespace point in time recovery TSPITR.
  • Transportable Table Space (TTS) migration AIX to Linux
  • Manage Backup and Recovery Program for all Oracle Databases. Install, implement and configure RMAN.
  • Pose strong skills in Shell Scripting.
  • Managed team of DBAs
  • Worked with Offshore team.
  • Regular practice of Disaster Recovery Scenerios.
  • Work independently and as well working extremely well with other teams and the customer on a daily basis
  • Provided database technical consultation to other teams
  • Effective communication skills with Project manager, account team, and customer on technical issues and resolutions
  • Implementing ASM file system and its maintenance
  • Adding node to RAC environment.
  • Deleting node(s) from RAC environment
  • Troubleshoot network issues to connect to database.
  • Troubleshoot performance issues by generating statspack report.
  • Provided 24/7 support whenever on call.
  • Dealt with Oracle by opening an SR or calling their customer support whenever necessary.
  • Written custom made scripts to send archivelogs to multiple locations (before Dataguard came in picture)
  • Restored databases on different hosts

TECHNICAL SKILLS:

Languages: SQL, PL/SQL

Script and Markup Languages: Unix bash shell programming, Windows Batch files

Web/Application: Familiar with Weblogic and Websphere, Peoplesoft

OS & Administration: Linux, Solaris, Windows, AIX, HPUX

Database: 12c, 11g, 10g

PROFESSIONAL EXPERIENCE:

Sr. Oracle Database Admin

Confidential

Responsibilities:

  • Build 2 node, 3 node 10g/11g RAC on RHEL and AIX.
  • Provided day to day support for three application.
  • Provided support in refreshing schemas
  • Provided support in cloning databases
  • Used data pump, RMAN duplicate database and export/import for data moment.
  • Set up 12c OEM for alerts and thresholds.
  • Constant monitoring of database space and space management
  • Setting up Oracle Standby Data Guard.
  • Setting up of Oracle and Application user accounts and passwords, monitoring application security
  • Responsible to improve the performance by Using the Hints, Indexes, Explain Plan
  • Performance tuning of SQL statements using STATSPACK, TKPROF, Explain Plan and SQL Trace
  • Perform Backup and Recovery thru RMAN.
  • Strong exposure in Installing / configuring / maintaining RAC, Data Guard, Physical / Logical Standby environments.
  • Applied Quarterly CPU (CRITICAL PATCH UPDATES) on the entire database farm.
  • Initiated cronjobs to review alert logs and dump files to check for any ORA- errors.
  • Used Oracle 10g AWR & ADDM to monitor database activities and performance tuning.
  • Performed Database Administration using TOAD, Oracle Enterprise Manager and SQL scripts.
  • Installed, migrated, configured and tested Oracle 11g databases in various environments.
  • Extremely dedicated, self - motivated, Pro-Active and willing to assume responsibility.
  • Help developers writing database triggers, packages, procedures, functions, utilities for application development.
  • Export and Import of User, Tables and Database using exp/imp and Data Pump.
  • Performed various tasks like Administering RAC using SRVCTL, Adding nodes and instances, Administering Storage Components, Parameter Management, and Configuring High Availability Features for RAC.
  • Provided 24/7 DBA support
  • Very familiar with Dynamic Views and Dictionary Tables.
  • Preventive Maintenance & re-orgs.
  • Installed, migrated and tested Oracle 11g databases in various environments.
  • Worked on Active-Active Data Guard.
  • Managed Standby with Data Broker.
  • Good exposure of R11i and R12i
  • Troubleshooted JDEdwards, and Peoplesoft
  • Worked with workflow of JDEdwards and Peoplesoft
  • Install and configure Oracle GoldenGate, uniderectional and bi-directional
  • Configuration, troubleshooting GoldenGate issues
  • Written and modified scripts to automate cronjobs.

Sr. Oracle Database Engineer

Confidential

Responsibilities:

  • Manage Blackboard, PeopleSoft (HR), Pinnacle (Phone Service) Application
  • Manage Oracle on Windows 10g.
  • Create Physical Data Guard on RAC 11G
  • Manage Data Guard 11g
  • Administrate 6 node cluster 10G and 11G
  • High Availability Features for RAC
  • Patch standalone database and RAC databases
  • Used SRVCTL utility for managing multiple instances and nodes
  • Configured and Managed ASM disks and disk groups thru both Grid Control and ASMCMD utility
  • Refresh databases using RMAN
  • Perform Backup and Recovery thru RMAN.
  • Written RMAN scripts for purging out applied logs at standby databases.
  • Refresh schemas and databases using Datapump and traditional exp/imp
  • Installed, created and configured 10g and 11g databases and Clients.
  • Database sizing, Capacity Planning
  • Analyze database objects
  • Work closely with application developers and system administrators Automated various tasks thru Crontab.
  • Used TOAD for various database Administration tasks
  • Provided full DBA support for Oracle Applications in Production, Test and Development environments
  • Meet SLA’s
  • Performance Tuning of SQL and Databases parameters
  • Use OEM 12c to automate backup task and Administration
  • Manage security and grants for database users

Environment: Oracle 10g and 11g on RAC, Oracle Grid Control, Windows and Toad.

Sr. Oracle DBA

Confidential, IL

Responsibilities:

  • Install and configure Oracle software.
  • Refresh schema level and full level production to non-production databases.
  • Created 2 production physical standby databases and 5 non-production physical standby databases.
  • Successfully configured multiple standby databases for a production database. (standby from standby)
  • Written RMAN scripts for purging out applied logs at standby databases
  • Database sizing, Capacity Planning.
  • Installed, created and configured 8i, 9i and 10g databases and Clients.
  • Install and configure Oracle software.
  • Refresh schema level and full level production to non-production databases.
  • Designed the database schema and create any necessary database objects.
  • Formulate optimal application SQL using Grid Control.
  • Ensured database security is implemented to safeguard the data.
  • Work closely with application developers and system administrators to ensure all database needs are being met.
  • Apply patches or upgrades to the database as needed.
  • Created 2 production physical standby databases and 5 non-production physical standby databases.
  • Successfully configured multiple standby databases for a production database. (standby from standby)
  • Worked with Real Application Cluster (RAC) databases.
  • Used SRVCTL utility for managing multiple instances and nodes.
  • Responsible for having multiple OCFS locations in RAC environment.
  • Managed and multiplex Voting Disk and OCR file for maximum RAC availability.
  • Configured and Managed ASM disks and disk groups thru both Grid Control and ASMCMD utility.
  • Perform Backup and Recovery thru RMAN.
  • Written RMAN scripts for purging out applied logs at standby databases.
  • Performance Tuning of database, SQL tuning for Application
  • Performance Tuning of DBs using SQL trace, TKPROF, Explain Plan
  • Physical and Logical database design.
  • Database sizing, Capacity Planning.
  • Analyze database objects.
  • Applied various patches which includes quarterly critical patch using OPatch.
  • Upgraded oracle clients as per application needs.
  • Applied DST patches on multiple platforms.
  • Configured Agents on different platforms to communicate with Gird Control.
  • Configured and maintain Grid Control Repository.
  • Configured Listener from multiple homes in one server.
  • Provided full DBA support for Oracle Applications in Production, Test and Development environments
  • Worked very closely with ORACLE for Data Guard implementation and other major issues.

Environment: Oracle 8i/9i,10g and 11g on RAC, Oracle Grid control, HP Unix, Toad.

Oracle Jr. DBA

Confidential

Responsibilities:

  • Installed databases
  • Silent install Oracle Home
  • Worked with offshore team on deployments
  • Troubleshoot Networking issues
  • Troubleshoot database issues posted in alert log
  • Failover the nodes
  • Changed parameter values
  • Installed ASM disks
  • Monitor, administrator ASM, RAC.
  • Performed Database Administration using TOAD, Oracle Enterprise Manager, SQL scripts and DB Artisan
  • Performance Tuning of database, SQL tuning for Application
  • Database sizing, Capacity Planning.
  • Analyze database objects.
  • Backup databases.
  • Refreshing tables/schemas on a regular basis.
  • Refreshed database from production to non-production.
  • Export / Import using Data Pump.
  • Troubleshoot OEM repository
  • Update sysman passwords to troubleshoot OEM connection issues.
  • Manage security and grants for database users.
  • Created Materialize Views on a remote host to refresh multiples times in a day.
  • Reconfiguring Services via srvctl utility
  • Working with Oracle to solve multiple RAC issues.
  • Troubleshoot connectivity issues and solved listener configuration.
  • Used TOAD for various database Administration tasks.
  • Used SQL*Loader to move data from flat files into an Oracle database.
  • Worked as secondary on-call DBA

Environment: SQL, SQL*Plus, 10g, 11g; Linux, HP UX, Toad, OEM, Grid, DB Artisan

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