* Prioritized and resolved high volume of client and internal user requests, in addition to performing fast-paced installation and qualification procedures with deadlines.* Lead dba in upgrading Oracle Applications and 9i/10g to 11g Database upgrade projects.* Strong in solving problems of diverse scope where technical analysis and evaluation is required.* Database software installation, patch and upgrade to development, test and production servers.* Expertise in the creation of databases, table spaces, tables, indexes and other database objects.* Modify database structures as required by developers due to business or application requirements, clone, patch, upgrade development databases for testing and training.* Provided On-site support to client site during the production release when required.* Experience in Oracle tools like “TOAD”, “SQL Navigator”, and “DataLoad.”* Database backups and recovery. Developing scripts for cold backup.* Migrating oracle database and application from one server to another.* Installed new Oracle 10g Portals.* Installed Fresh Advanced Supply Chain Planning instance.

* Proficient in using export/import for schema, table and database refresh.* Supported Oracle Development, Test, and Production databases.* Creating and rebuilding indexes and optimizing the code to improve the performance after analyzing the trace files.* Proficient in raising tar with Oracle Metalink for various database issues, upgrades, patches and performance issues.* Took part Oracle database upgrade from 8i to 9i, 9i to 10g and 10g to 11g.* Took part in 11i E-Business Suite (EBS) Application upgrade (11.5.8/11.5.9 to 11.5.10, 11.5.10.2 to 12.1.1 and 12.1.1 to 12.1.3).* Migrating environments to new data centers.* Clone the Application Database from Production to development or test server.* Implemented database refresh with the hot backup.* Create new workflow mailers.

* Run commands and scripts in UNIX and SQL; bounce database components. * Applying Oracle Application patches and RDBMS patches.* Make entries into the Knowledge Base for Oracle Applications.* Maintain tables, tablespaces, indexes, roles, privileges for numerous oracle databases on 9i, 10g and 11g.* Monitoring and following Tars raised with Oracle Support.* Maintain and administer multiple Oracle Applications and Databases including Production.* Troubleshoot Oracle Application, Concurrent managers, Apache, Reports and Forms Server and database issues.* Manage file systems space.* Sync the standby database.* Moving datafiles to clear space issues.* Setup and troubleshoot RMAN backups.* Involved in resolving locking and blocking issues.* Trained a new DBA in our environment.