Senior Database Administrator Resume
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WashingtoN
SUMMARY
- To obtain a long - term database administration position that will utilize my knowledge and experience on database administration, data warehouse administration and application development
- More than 10 years of proven development record to succeed in all endeavors from high traffic on-line transaction processing (OLTP) database to 30 terabyte on-line transaction processing (OLAP) data warehouse on UNIX platforms
- More than 10 year experience with high accomplishment on database and data warehouse administration, database design, data warehousing and performance optimization in Oracle, Informix, MySQL, DB2 UDB and SQL Server.
- Extensive experience on object oriented (Java), procedure (C) and scripting (Shell/Perl) programming
PROFESSIONAL EXPERIENCE
Confidential, Washington
Senior Database Administrator
Responsibilities:
- Provide Oracle 9i/10g/11g/11gR2 production database administration services that ensure 100% database availability
- Conduct user, space, backup management as well as restore on need base
- Lead the project of database replication and implement GoldenGate replication with success that replaces physical standby database and materialized views
- Play a primary in writing and enhance monitoring shell/perl script tools of RMAN backup, database health monitoring and database replication
- Successfully setup and support Oracle Internet Directory (Oracle LDAP) 10
- Support and tune oracle database replication tools Shareplex in oracle active-active environment
- Successfully upgrade/migrate Oracle database from 9i/10g on Solaris and to 11g on AIX
- Provide database logical design, space management and application/SQL performance tuning services in Oracle 8i, 9i, 10g and 11g environment
- Design, implement and migrate Perccona MySQL databases from local system to virtualization and cloud computing environment of Amazon Web Service environment
- Design and implement database environment to resolve MySQL query performance issue and replication lags
- Write shell scripts to utilize Percona applications and toolkits to backup and monitoring multiple MySQL databases
- Recommend and force database change procedure to minimize database modification procedure and ensure 100% availability of MySQL database
- Write wrapper shell scripts of Percona database monitoring, modification and backup tools to conduct database monitoring, modification and backup to ensure database consistency and high availability
- Support enterprise databases of DB2 UDB 9.x and SQL Server 2005 thru 2012
Confidential, Arizona
Senior Database Administrator
Responsibilities:
- Provide primary Informix database administration services. Install and configure Informix IDS 10 and 11 database client and server; Upgrade Informix IDS database from version 10 to 11.50; Make schema change and user management; Conduct database space management; Backup and restore database using onbar; Perform tuning and continuous data replication (CDR)
- Administrate Oracle 9i/10g/11g databases. Install and configure Oracle 9i/10g/11g database with Data Guard on Linux, AIX and HP-UX; Backup and Recovery using RMAN; Apply patches; Conduct database/SQL tuning and capacity planning; Clone schema using data pump; Install and configure Oracle Grid Control 10g and 11g
- Lead effort of DB2 Connect pilot. Install, configure and maintain DB2 Connect on AIX 5.3 to allow access to federated Informix data source for DB2 clients on Windows, AIX and z/OS
- Work with development team to troubleshoot and enhance data warehousing applications on a 35 Terabyte Informix XPS data warehouse
- Provide web application administration support of IBM WebSphere 5/6 on AIX 5.3
- Create, manage and support Microsoft SQL Server 2005 databases
Senior Programmer Analyst
Confidential
Responsibilities:
- Single-handedly design and develop a set of Perl/Java/Shell scripts high-performance data integration tools for a 35 Terabytes data warehouse running on Informix XPS and HP-UX. The applications extract, transform and load (ETL) data from OLTP database, fix length files and delimited flat files to data warehouse
- Lead design and implementation of Ascential DataStage ETL application to extract, transform and load credit card transaction data from database and file systems to database systems
- Develop Java/J2EE ecommerce products which interact with an Informix database that allows the display and modification of data to the end user; Implement the application using Apache STRUTS, JSP, Servlet and JDBC
- Designed and implemented Java Applet/Application to allow users interacting with company core systems
- Created shell scripts ETL application to synchronize databases of company core systems
- Successfully ported company core application of C++/HP-UX from 32-bit platform to 64-bit system