SUMMARY:

• Total of 8 years in relevant IT field
• 7 years of experience in Oracle DBA
• Over 2 years in other IT related fields.
• Build and configured RAC
• Worked on Confidential .
• Worked on ASM builds
• Implemented Various RMAN backup methods.
• Worked on Data Movement using Export Import and Data Pump
• Build Data Guard.
• Worked on Materialize Views
• Strong Administrative skills on Linux
• Worked on SQL Server Database Management.
• Vast experience on Linux, AIX, HPUX, Solaris and Windows.
• Installed 12c Database
• Familiar with container and pluggable databases concept.
• Upgrade databases from 10g to 11g
• Restored and recovered the databases
• Load data using SQL loader.
• Taken different type of backups on SQL Server.
• Experience in installing patches for upgrades and for various problems.
• Experience working with 24x7 production support.
• In - depth knowledge of Oracle internals and architecture.
• Experience in installing, configuring and maintaining Standalone and RAC databases
• Experience administering database architecture, building database and backup & restores
• Creating roles, profiles, privileges and assigning roles to users.
• Extensively worked on monitoring and optimizing the database by performance tuning
• Monitor usage of the databases and perform database tuning.
• Experience in SQL TRACE and TKPROF.
• Extensive experience in Oracle Partitioning.
• Involved in database monitoring activities using STATSPACK.
• Worked heavily with 10g, 11g and 12c Grid control.
• Troubleshooting of networking issues.
• Good understanding of Indexes and statistics, Dictionary tables and views.
• Analyzed Tables, Indexes periodically to optimize the SQL queries.
• Developing UNIX shell scripts and Perl scripts and SQL scripts to carry out routine checks on databases.
• Have knowledge in Exadata.
• Monitored indexes and analyzed their status for performance tuning and query optimization.
• Experience in Oracle Server installation, configuration, performance tuning, client/server connectivity, query optimization, backup/recovery.
• Worked extensively with ASM builds and disk group management.
• Implemented proactive monitoring scripts for production databases.
• Troubleshoot performance issues using ASH, AWR and ADDM,
• Worked on Golden Gate replication

TECHNICAL SKILLS:

Languages: SQL, PL/SQL

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

OS & Administration: Linux, Windows, Solaris, AIX, Confidential -UX

Database: Oracle 9i, 10g, 11g, 12c / SQL Server 2005, 2008

Concepts and Administration: Data Guard (Standby), Real Application Cluster (RAC), Automatic Storage Management (ASM), Golden Gate, Data Guard, OCF, Grid Control, MS SQL Server

PROFESSIONAL EXPERIENCE:

Confidential, Austin, Texas

Oracle DBA

Environment: Oracle 10g, 11g RAC, ASM, Linux, Solaris, Data Guard

Responsibilities:

• Involved in 24x7 support for production RAC databases with on-call pager
• Build 2 node RAC clusters
• Supported production, development and testing databases of Multi Terabytes DB sizes.
• Installation of 11g and 12c clients/databases on Solaris and Linux.
• Worked with Storage team to allocated SAN to RAC
• Installed RHEL from scratch.
• Worked with offshore team.
• Worked on 12c cloud control.
• Worked on monitoring shell scripts.
• Worked on uni-directional golden gate setup.
• Migrated 10g database to 11g R2.
• Skilled with stats pack, AWR, ADDM, SAR to check health of database & hardware.
• Used Performance tuning tools such as tkprof, explain plans, oradebug and trace files to tune SQL Queries.
• Performed database cloning to setup test and development database.
• Migrated databases to different data datacenter.
• Handled RAC Node hangs and node eviction issues.
• Maintaining schemas and partitioning tables.
• Worked on DB Monitoring scripts
• Configured Alerts using 12c Cloud Control.
• Index management for better performance, maintenance of Oracle Database
• Developed RMAN scripts for database backup and recovery including hot and cold backup options for both RAC and standalone instances.
• Responsible for administration and supporting oracle 11g, 10g and 9i databases
• Created, upgraded, and cloned Oracle databases for Development and testing databases.
• Performing day-to-day database administration tasks like Tablespace usage, checking alert log, trace files, monitoring disk usage, Table/index analyze jobs, database backup logs etc.
• Worked in Tuning OS, Shared Pool, Buffer Cache, and Redo Log Buffer.
• Performed large batch jobs, and tuning of SQL queries and database systems.
• Created indexes to facilitate easy user interface implementation and tuning.
• Implemented advanced features of Oracle 10g such as Automatic Database Diagnostic
• Monitor (ADDM), Automatic Workload Repository (AWR) for monitoring database performance.
• Performed administrative maintenance, monitoring on Oracle database systems in a global
• Provided 24x7 operational environments.
• Involved in gathering requirements from end users.

Confidential, Chicago, IL

Oracle DBA

Environment: Oracle 9i, 10g, 11g RAC, ASM, Linux, Solaris, Data Guard, Golden Gate

Responsibilities:

• Installing ASM environment and migrating database from NON-ASM to ASM.
• Configure and manage tablespaces, tables, and users for custom applications.
• Developed views, materialized views, functions, procedures, triggers, packages using PL/SQL & SQL to transform data between source staging area to target staging area
• Creating and dropping of users, granting and revoking permissions to users/roles as and when required.
• Experienced with Space Management and Security.
• Experienced with GUI and CLI to manage database farm house.
• Rebuilding of Indexes for better performance and maintenance of Oracle Database.
• Tuning high - resource queries introducing hints and creating indexes/parturitions, changing the query if necessary
• Configured and Maintenance of SQL Server databases
• Implemented 10g, 11g Physical Data Guard.
• Implemented Oracle high availability solution using oracle RAC, Physical Standby and Golden Gate.
• Importing data from flat files into database using SQL loader and External Tables
• Written shell scripts to automate the tasks
• Physical and Logical database design.
• Database sizing, Capacity Planning.
• Worked on relational modeling using ERWIN.
• Worked very closely with development team
• Perform capacity planning required to create and maintain database environments.
• Supported 24/7 on-call pager support for mission critical financial databases.
• Involved in designing new structures/procedures/views/functions for development and Confidential from production to reports.
• Created users, roles and granted privileges according to the business requirements.
• Data Modeling, Database Design and creation using Erwin.
• Database performance monitoring, Application performance monitoring, tuning database and application with efficient database parameters..
• Configuring TNSNAMES.ORA and LISTENER.ORA for SQL*NET connectivity.
• Automated the replication process using materialized views for reporting databases.
• Plan and acquire the new technologies for and implementation, suitable for the applications in regard to the specific future requirements of the company's business projections and growth.
• Applied latest patches as per evaluation requirement.

Confidential, Naperville, IL

Jr. Oracle DBA

Environment: Oracle 10g RAC, ASM, AIX, Linux, Solaris, Windows, RMAN, SQL*Plus

Responsibilities:

• Installed database using dbca
• Installed listener using netca
• Setup tnsnames.ora
• Troubleshoot networking issues.
• Install database using silent install.
• Ran scripts
• Helped in deployments
• Worked on user management.
• Configure and manage tablespaces, tables, and users for custom applications.
• Developed views,
• Worked on materialized views
• Worked on building DB Console.
• Installed Grid control agents
• Export and imported Data
• Worked on SQL Developer
• Worked on TOAD.
• Worked on Data Modeling using Erwin.