PROFESSIONAL SUMMARY

• Over 15 years of Oracle DBA Experience and over 20 years of IT experiences in various domains.
• Latest project was migrating and upgrading from Oracle 10g (10.2.0.4) databases to Oracle 11gR2 in multi - environments.
• Expert in installing, configuring, managing and maintaining different single sign-on (SSO/OID) enabled environments involving Oracle 11g databases with Oracle Application Servers, web logic and Oracle Infrastructure Components in Unix, Linux and Windows environments
• Expert in charge of setting and configuring RMAN backup and recovery using recovery catalogs, and setting up backup policies and archivelog and full backup scripts in communicating with the Veritas Netbackup in different environments.
• Involved with Database and Applications performance tuning, tuning SQL code, tuning database parameters
• Involved in setting up database security and auditing scripts
• Worked as Team Lead for a data warehouse group where my strong Unix administration skills and DBA skills were utilized
• Worked independently to research Oracle CPU patches for Oracle Databases, Oracle AS10g and Infrastructure environments, applying them, coordinating for after patch testing and develop documentation specific to the environments.

TECHNICAL SKILLS

• Oracle 10g and 11g Cloudera Hadoop
• Oracle 11g OIM/OAM/SOA/WebLogic
• Oracle 11g Real Application Cluster (RAC), Data Guard and Standby Database configuration
• Oracle Identity Management, Web Logic, Sql Developer, Toad
• Oracle 10g Grid Control (OEM), Quest Central, Big-IP (Load Balancer), Blade Logic
• Oracle 11i, J2EE Containers, Web Tier and Mid-Tier Apps DBA
• Solaris 10, LINUX, HP-UX, Compaq True 64 UNIX
• SQL, Java, .NET, VB Script, T-SQL
• SOA, OBIEE, BPEL, TIBCO, Crystal Management Console
• Crystal Enterprise, PeopleSoft 7.5, Crystal Report 8.5
• Windows 2000/Windows7/Windows8

PROFESSIONAL EXPERIENCE

Senior Oracle DBA

Confidential, Arlington, VA

Responsibilities:

• Latest project involved in migrating and upgrading from Oracle 10g databases to Oracle 11gR2 in multi-environments
• Expert in installing, configuring, managing and maintaining different single sign-on enabled environments involving Oracle 10g and 11g databases with Oracle Application Servers, web logic and Oracle Infrastructure Components in Unix, Linux and Windows environments
• Expert in charge of setting and configuring RMAN backup and recovery using recovery catalogs, and setting up backup policies and archivelog and full backup scripts in communicating with the Veritas Netbackup in different environments.
• Oracle Single Sign On (SSO) / Oracle Internet Directory (OID) controlled multi-tier structure and supports multi-environments -- Production, ITE(Integrated Testing Environment), DTE (Data Testing Environment) -- on Unix Solaris platform, Oracle 10g and 11g Enterprise Database
• Install, Manage and maintain Oracle 10g and 11g in Sun Solaris platform
• Setup, configure, and maintain Oracle Grid Infrastructure on Unix and Windows
• Database refresh and cloning using RMAN backup
• Database Performance tuning using Grid OEM Console, analyze AWR, ADDM, ASH reports, run prstat and vmstat to verify the cpu load and memory utilization, etc
• Setup standby databases for the primary database on both ITE and Production environment
• Apply and install Oracle CPU patches quarterly along with major java upgrades
• Upgrade and install j2ee and 11i application deployment in full cycle
• Deploy and troubleshoot 11i application with Concurrent Manager
• Setup and maintain RMAN backup policy to disk and to tapes
• Maintain Oracle 10g Grid Control, install grid agent, apply patches
• Troubleshoot web-tiers and application tiers to resolve solutions
• Manage and maintain Crystal Management Console
• Manage, monitor, maintain Oracle large databases with Terra Byte Sizes

Senior Oracle DBA

Confidential, Reston, VA

Responsibilities:

• Oracle Core and Applications DBA for Production, ITE(Integrated Testing Environment),
• Pre-ITE and Development environments involving over 25 Unix Solaris Database Servers 50+ Oracle As10g application servers and 20+ windows servers.
• Install, Manage and maintain Oracle 9i, 10g and 11g in Sun Solaris platform
• Setup standby databases for the primary database on both ITE and Production environment
• Apply and install Oracle CPU patches quarterly along with major java upgrades
• Application DBA for major application deployment in testing and production environment
• Deploy and troubleshoot 11i application with Concurrent Manager
• Setup and maintain RMAN backup policy to disk and to tapes
• Maintain Oracle 10g Grid Control, install grid agent, apply patches
• Troubleshoot web-tiers and application tiers to resolve solutions
• Manage and maintain Crystal Management Console
• Manage, monitor, maintain Oracle large databases with Terra Byte Sizes

Operations Director

Confidential - Englewood, CO

Responsibilities:

• In charge of business operations and the financial management
• Oversee the employee management
• Manage TAJIMA/PULSE SW upgrade and file manager
• Clients accounts payable and accounts receivable
• ERP system analysis, management and support
• Manage and maintain RDBMS (Informix) and UNIX system
• User management, schema management, content management
• On-site, email and phone support to End-users
• Update and upgrade patches for ERP systems
• Conduct end-user training for new features of ERP systems

Oracle DBA/Systems Administrator

Confidential, San Antonio, TX

Responsibilities:

• Oracle 9i installation and configuration
• Oracle SQL and PL/SQL performance tuning using tools as Analyze and Explain Table
• Managed database datafiles space management, user management, and role and profile management
• Performed backup and recover using Recovery Manager (RMAN)
• Lead developer of the Data Warehouse Project to convert the Legacy database with the PeopleSoft HRMS and FINANCIAL tables to generate Personnel, Payroll, Finance and Accounting reports using Crystal Reports via Crystal Enterprise web-based to campus-wide departmental administrators.
• Some of the daily responsibilities include: PL/SQL scripting, Oracle User management, Oracle security, schema and object creation, backup and recovery, and performance tuning, complex Crystal Report development and troubleshooting.
• Developed databases using T-SQL commands and administered SQL Server 2000.
• Internal Oracle and Applications trainer for programmers, administrators and departmental end-users.
• Managed, maintained, supported and troubleshoot multi-faceted platform: UNIX, Windows 2000/NT/98/95 and VMS servers.
• System installation and upgrade along with disk configuration and maintenance.

Oracle DBA/UNIX Systems Administrator

Confidential, San Antonio, TX

Responsibilities:

• Oracle 8x installation, configuration, space management, user management
• Maintained Oracle database security and configured OS security patches
• Remote and on-site installation to Air Force Bases around the world
• Maintained, managed and administered forty-five HP-UX Super-Mini computers supporting CIVMOD Functional Process Improvement (FPI) servers.
• Supported and assisted full system configuration to remote site system administrators. Installed and configured UNIX O/S, upgraded and troubleshoot Oracle versions, applied Oracle patches and installed third-party software.
• Sole responsibilities included tape backup for all the Oracle database servers