Engineer Oracle

Bach-Nga Vo

***** ***** **** ****, ***** Riding, VA 20152

Home: 703-***-**** Email: ******@*****.***

PROFESSIONAL SUMMARY

Technically sophisticated with over eighteen years of administering database systems for commercial enterprises and Top-Secret Sensitive Compartmented Information DoD agencies security clearance with CI Polygraph. Proficient in designing and implementing the complete database application life cycle. Adept at all aspects of Oracle database administration including installation, migration, network configuration, performance tuning, backup and recovery, maintenance and database security with special expertise in Oracle 7, 8, 9, 10g and 11g, MySQL 5x running on Sun Solaris 8/9/10 and Linux 5/6. Data Migration and knowledge in Oracle, MySQL and perform new application installation on secure server environment with limited documentation. Administer Linux 6.4, Solaris 5.7/9/10/11 and Windows Server operating systems. Extensive knowledge in configuring EMC Documentum Content Management, MetaStorm, HP Operation Management, Server Automation and NetBackup. Provided 24x7 on call application support on the Unix/Linux/Window/Database system in rotation with other team members. Hardening Database Servers following the Defense Security Technical Implementation Guide (STIG) and secured database per NIST and FISMA compliance checklist.

INFORMATION TECHNOLOGY SKILLS

Databases: Oracle 8i, 9i, 10g, 11g, 12c, Exadata, Postgres, MySQL 5.x, MariaDB, MongoDB, MS-SQL 2000/2005/2008 SP2

Software/Tools: Visio, MySQL Operation Monitor, DB Manager, TOAD, Quest Central, OptCenter 7.2, OEM Cloud Control 12c, Oracle Spotlight, WebLogic, Erwin, arcCatalog

Operating System: UNIX Sun Solaris 8/9/10/11, Red Hat Linux 5.0/6.0, Window 2000/XP/NT, Window 7

EXPERIENCE

GDIT Springfield, VA Apr 2016 – Present

Sr. Principal Support Engineer

Part of Technical Subject Matter Expert (SME) team of DBA's that administers multiple very large Oracle databases using Oracle Real Application Clusters (RAC) and Oracle Automatic Storage Management (ASM), MySQL, MS-SQL in support of the NGA-AIT infrastructure.

Install, configure, patch, migrate, upgrade, sand perform O&M tasks RAC, Data Guard, and ASM on Exadata platforms in production, test, disaster recovery system on Oracle and common database administration tasks.

Utilize Data Guard for creating and maintaining standby databases and RMAN for backup/recovery, cloning, and database migration including monitor and create OptCenter NetBackup Reports.

Support design, development, and implementation of big data driven solutions on both VMware virtualized environments and bare metal installations for databases.

Supporting running SRR, resolving findings, documenting solutions, workarounds or provide justifications for exceptions, Database backup strategies implementing RMAN and Data Pump

Configure 12c cloud control for monitoring and assisting in install 12c Golden Gate software for projects leveraging data replication including problem solving.

Work with Developer teams and business analyst to collect requirements & make systems healthy including create arcCatalog Enterprise Geodatabase

Provides assistance to various clients as required for database design, implementation, and troubleshooting on Oracle, MySQL, PostgresSQL and MS-SQL.

Perform security auditing, configuring, and ensure designs meet applicable security technical implementation guides (STIGs) and patches.

Sotera Defense Solutions, Inc. Crystal City, VA May 2015 – Apr 2016

Sr. Infrastructure Database Engineer

Supported FBI- Sentinel program with implementing large scale BI/DW (Business Intelligence/Data Warehouse) solutions on Oracle Exadata/Super Cluster and DCDR (Data Center and Disaster Recovery).

Performance testing of the procedure being developed and performance tuning, troubleshooting data integrity issue, database issues and Oracle database switchover/failover between Primary and Standby sites when required. Utilize Oracle Recovery Manager and Flashback Technologies.

Provide conceptual Oracle design, sizing and configuration assistance and creating assessments based on functional / performance requirements, capacity planning, interfacing specifications, data loading plan, data maintenance plan and security policies and Utilize Oracle Exadata Database Machine Command-Line Interface (DBMCLI).

Plan new designs for integration into the sponsor's data management structure and provide technical advice and guidance to senior managers regarding the creation and implementation of new data standards and data storage capability.

Install, upgrades and maintenance of Oracle Cluster database and provide monthly QA data loads including account creating and maintenance on DB system external to Enterprise deployment and COOP activities.

Temporary Solution, Inc. (contract) Washington, DC Nov 2014 – Apr 2015

Sr. Database Engineer/Administrator

Supported FBI enterprise with security, system monitoring, disaster recovery planning, implementation, and check backup.

Assisted in the new design, develop and documentation of Oracle database architecture for Department of Justice (DOJ) including approved, scheduled, planed, and performed the installation and testing of new database schemas, queries, maintenance plans, and improvements to the database layers.

Performed database administration, management and coordinates new data development ensuring consistency and integration with existing data warehouse structure and associated documentation included RMAN backup/recovery, clustering, mirroring, replication and failover solutions included database pump import/export.

Analyzed customer problems of high complexity, assesses scope of impact, identifies options for problem resolution and takes action to resolve issues according to defined service levels.

TASC, Chantilly, VA Chantilly, VA Aug 2013 – Oct 2014

Sr. System Engineer 5

Supported Intelligence Community (IC) on database installs, upgrades, backups (RMAN) and restore on Oracle and HP OM. Performed optimization and tuning of data loads and extractions on MS-SQL, Oracle and HP Operation Management.

Installed and patched HP Universal Configuration Management Database (UCMDB), Dictionary Data Probe Database, Operation Management including HP Business Server Management (BSM) and NetBackup Client.

Maintained, installed, configured and managed Oracle 10g, 11g, Oracle Grid, Oracle Application, Oracle WebLogic, VERITAS NetBackup including database software.

Responsible for non-integrated databases and their database custodians to support integration activities/issue resolution (e.g. form determination, creation, configuration, structure clean up)

Insight Global/SRA (temp. to perm) Pentagon, VA May 2013 - Aug 2013

Sr. Database Engineer

Supported Joint Staff Integrated Network (JSIN) J-6 for day-to-day database management of the security infrastructure on production and development servers.

Responsible for implement, installation, migration, and administration of Oracle 11g R2 Real Application Cluster (RAC) and Oracle Data Guard running on Red Hat Linux 5 with HP and IBM latest cutting-edge blade technology.

Installed security fixes/patches, Oracle Identity and Access Management and Oracle web application tools and configured EMC Documentum Content Management and Metastorm for Outlook 6.5. SP1 and Documentum Application Connector 6.5 SP2 applications.

Served as a database lead to coordinate testing changes, and verified the security and integrity of all database systems to Oracle 11gR2 including MS-Access to Oracle migration and upgraded Celerra using Robo copy tool including installed and updated instances on Linux, and VMS Systems, including Operation System software installation.

Chickasaw Advisory Services Ft. Belvoir, VA Aug 2009 – Mar 2013

Sr. Database Administrator UNIX IV

Responsible for performance monitoring, replication management, and system diagnostics for DTIC (Defense Technology Information Center)

Installed/upgraded Oracle, Oracle RAC (Real Application Clusters), MySQL, and MS-SQL on Windows and Linux/Unix operating systems. Designed, developed and modified the storage structure and mappings between Oracle and MySQL databases included evaluate open source EnterpriseDB/Postgres Plus Advanced and MongoDB.

Diagnosed and solved database performance issues, database capacity issues, replication and other distributed data issues. Assisted database analysts in the identification and resolution of production and/or applications.

Tested and implemented scalable online systems in Java, and J2EE.Developed program enhancement and implemented DoD DISA Database Security Technical Implementation Guide (STIG).

Replicated Oracle and MySQL production databases and schemas to test/development environments.

Analyzed disk space requirements and worked closely with members of the technical team, network administrators, and developers to ensure high, overall system performance including performed database export/import, data recovery via RMAN and debugged/deployed WebFOCUS/WebLogic software modifications and customizations.

CSC/DTIC Ft. Belvoir, VA Oct 2007 – Aug 2009

Sr. Database Administrator

Created, migrated Oracle Real Application Cluster (RAC) 10g and 11g; and MySQL 5x databases in a Solaris and Linux environment for DTIC (Defense Technology Information Center).

Established database improvements such as naming conventions for all Oracle database objects and cleaned up inefficient Oracle and MySQL scripts.

Coordinated resolution efforts with developers, Web Systems Administrators, and Systems Administrators.

Replicated production databases and schemas to test/development environments as needed both in Oracle and MySQL.

Applied security fixes and patches to Oracle/MySQL Servers to meet DoD security requirements

Universal System & Technology/Optimus Corporation Herndon, VA Oct 2002 – May 2007

Senior DBA

Served as Sr. DBA for the ATCSCC (Air Traffic Control Systems Command Center) and Enhanced Traffic Management System (ETMS) to converted NOP (National Offload Program) data from MySQL to Oracle

Installed and configured various versions of Oracle on Windows XP/2003, Red Hat 3/4, and Solaris 9/10.

Operated the air traffic control operation database archive for ATA-200/ETMS/OFFLOAD directed by the FAA.

Upgraded all production and development databases to Oracle 10 and to new storage array.

Maintained/Setup Enterprise Oracle Name Server, Oracle Enterprise Manager, and Directory Name server. Maintained the DNS Domain server, Domain users’ accounts and BrightStor ArcServe Backup.

Kept track of Sun/Windows/Linux disk drives, backup tape devices, and memory cards.

Installed/configured MS-SQL and MS-Studio, and ensured ODBC and ASP.net are connected and operational.

ICPro Inc/Lockheed Martin Manassas, VA Aug 2001 – June 2002

Sr. Database System

Supported and assisted the U.S. government in developing and maintaining the Global Transportation Network (GTN) and implemented information security policy requirements.

Performed installation, configuration and maintenance of Sybase 11.9 and client-side tools including backup and recovery operations.

Installed and tested database applications on both Oracle and Sybase servers.

Installed and tested web server application WAM (Web Architecture Migration) and C2N (Command Control Network) applications to track down all cargos and to ensure that the proper standards are being met.

PSINet/Winstar Herndon, VA April 1999 – July 2001

Principal Operation Support Engineer

Architected a high-level system approach to meet the main hosting center’s 24*7 mission-critical database needs.

Developed a front-end web application to target specific user demographics. Developed concepts and tested installation documents for the Information Systems and Architect Networking Departments. Performed database tuning and migration on MS SQL Server 7.0/2000 and Oracle 7.x/8.x/8i//9i/Lite. In charge of testing all systems within the hosting center. Responsible for data center backup and recovery using VERITAS.

EDUCATION/CERTIFICATION

August 1995 - Master of Science -Information System Software Engineer at GMU, Fairfax VA

August 1990 – Bachelor of Science - Management Information System at GMU, Fairfax, VA

Security + 2007 - COMP001007983349, CompTIA – November 20, 2008

SECURITY CLEARANCE

CI Polygraph – November 18, 2013 – TS/SCI – July 24, 2013 - Scattered Castles

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