SUMMARY:

• 7+ years of experience in Oracle DBA
• SQL Server Administering skills.
• Implemented Materialize Views for reporting purpose.
• Build 2 and 4 node RAC Clusters
• Vast experience in managing DBs on Linux, Solaris and Windows
• Installed and maintained Oracle 11g and 12c
• Managed databases on VMWare
• Installed SQL Server 2005, 2008 on Windows 2008.
• Worked on Migration projects.
• Upgraded databases from 10g to 11g to 12c.
• Created and configured Data Guard (Standby Database)
• Worked on various RMAN backup, restore and recovery scenarios.
• Restored and recovered the databases in case of disk crash.
• Extensive experience in managing ASM disks and diskgroups.
• Managed SQL Server 2008 and 2012 instances.
• Experience in installing patches for upgrades and for various problems.
• Worked on Export / Imports using Data Pump
• Experience working with 24x7 production support.
• 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.
• Worked heavily with 10g, 11g and 12c Grid control.
• Documented most critical procedures and trained backup staff to run them.
• Troubleshooting of networking issues.
• Good understanding of Indexes and statistics.
• Good understanding of Dictionary tables and views.
• Analyzed Tables, Indexes periodically to optimize the SQL queries.
• Developed shell scripts
• Monitored indexes and analyzed their status for performance tuning and query optimization.
• Worked extensively with ASM builds and disk group management .
• Experience in resource management like data files, online redo log files, control files, and allocating logical storage structures like tablespaces, segments and extents
• Troubleshoot performance issues using ASH, AWR and ADDM,

TECHNICAL SKILLS:

• Data Guard (Standby)
• Real Application Cluster (RAC)
• Automatic Storage Management (ASM)
• Active Data Guard
• Grid Control / 12 Cloud Control / OEM
• MS SQL Server / Windows Servers
• Server Deployments and Build
• Database Builds / Silent install / Scripts

EXPERIENCE:

Confidential, Austin, TX

Oracle DBA

Environment: Oracle 11g, 12c, RAC, ASM, Linux, Solaris, Data Guard

Responsibilities:

• Provided day to day support for over 80 databases.
• Build 2 - node RAC Clusters
• Supported production, development and testing databases of Multi Terabytes DB sizes.
• Upgraded 11g to 12c
• Worked on various performance related issues to get SQL response time back.
• Performed database cloning to setup test and development database.
• Migrated databases to different data datacenter.
• Handled RAC Node hangs and node eviction issues.
• Worked with storage admins for LUNs and ASM diskgroups.
• Maintaining schemas and partitioning tables.
• Index management for better performance, maintenance of Oracle Database
• Designed RMAN backup strategy.
• Monitored databases using 12c cloud control / OEM.
• Installed OEM Agents.
• 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.
• Backups & Recovery Maintenance, Databases Performance Tuning.
• Typically involved in database Designing, creation and maintenance.
• Good working knowledge of SQL, PL/SQL, and shell scripting.
• Created users and grant privileges according to the requirements.
• Working knowledge on UNIX administration on AIX server.
• Provided System support for both development and 24*7 production environments.
• Performed automated backups and scheduling using scripting.
• Responsible for migration of databases.

Confidential, Saint Charles, MO

Contractor - Oracle DBA

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

Responsibilities:

• Installing ASM environment and migrating database from NON-ASM to ASM.
• Configure and manage tablespaces, tables, and users for custom applications.
• 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.
• Configured and Maintenance of SQL Server databases
• Implemented 10g, 11g Physical Data Guard.
• Implemented Oracle high availability solution using oracle RAC, Physical Standby and GoldenGate.
• 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.
• Created users, roles and granted privileges according to the business requirements.
• Data Modeling, Database Design and creation using Erwin.
• Configuring TNSNAMES.ORA and LISTENER.ORA for SQL*NET connectivity.
• Experience with pre-production and production of Oracle 10gR2 with multi node RAC with ASM
• Automated the replication process using materialized views for reporting databases.
• Extensive use of Oracle Data pump, Exports/Imports utility for moving data among the servers.
• 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
• 24x7 operational environments.

Confidential, Westmont, IL

Oracle DBA

Environment: Oracle 10g RAC, ASM, AIX, Linux, Solaris, Windows, RMAN, SQL*Plus, SQL, PL/SQL, UNIX Shell Scripting, Data Guard, SQL*LOADER, Oracle OEM, Import/Export Data Pump, STATSPACK

Responsibilities:

• Installing, upgrading and maintaining Oracle RDBMS on UNIX, Linux platforms.
• Maintaining databases from all the environments from all pre production to production which are on RAC and monitoring the Analytics environment using Oracle Streams.
• Performed Backup and restores using RMAN
• Used export import and Data Pump for refreshing schemas.
• Experienced in ORACLE 11g installation, configuration, and upgrading.
• Experience with rolling upgrade to Oracle 11G RAC.
• System Development Life Cycle (SDLC) methodology for designing, analysis, development and implementation.
• Worked with lead DBAs for preparing cluster, configuring, installing CRS
• Installation, Configuration, Upgrading, Migration and Maintenance.
• Configure, maintain and deploy the Data Guard and grid control.
• Installing and maintaining Oracle GRID CONTROL
• Configured Workload Management, JDBC, FAN, TAF, ASM, and RMAN for maximum performance.
• Worked extensively on Oracle Streams.
• Troubleshoot OCFS2 install issues and working with Enterprise Manager.
• Design and implement Auditing and other security features for the existing Production systems.
• Raised SR and TAR with Oracle Support.
• Used Oracle Enterprise Manager (OEM) for administering several databases
• Backup of database Logical and Physical (hot and cold) procedures and also using RMAN.
• Migration from Linux to Solaris and 32 bit to 64 bit.
• Restore and Recovery of database in case of database crash, disk/media failure.
• Applying patches and works closely with Oracle to make Application environment up to date
• Worked on many database cloning tasks.