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Lead / Senior Database Administrator
Solution-driven Lead Database Administrator leveraging expansive experience in database architecture and system migration within data center environments. Delivers expertise that drives big data projects and overall database performance, including knowledge in virtualization, continuous improvements, and troubleshooting. As a recognized leader, effectively manages project teams and delivers recommendations to senior management that create systems that meet all business needs.
Areas of Expertise
? Database Administration
? System Migration
? Standards Documentation ? oracle Architecture
? Linux/Unix Operating Systems
? Virtualization/Cloud Computing
? Disaster Recovery Planning ? Configuration Management
? Technical Support
? Performance Improvements
? Team Management
? RDBMS: DBA, Architect, Data Warehouse, oracle 9i Data Guard, RAC, oracle 12c/11g/10g/9.2/9.0/9i/8i/8.0/7.3/7.1, SQL Server 2000/7.0, Informix, MS-Access, UNIFY, Dbase-IV, DB2
? Tools: oracle Migration Work Bench(OMWB), oracle Warehouse Builder (OWB), oracle DiscoverPL/SQL, SQL Plus, SQL Plus Reports, RAC, SQL Loader, exp, imp, RMAN, UNIX Scripts, LDAP, Track-It 5.0/4.0, oracle-Net, Net-8, SQL*Net
? Operating Systems: Red hat Linux 4.0, Sun Solaris 7-Ultra Sparc-II, HP-UX 9.04/10.x, AIX, UNIX, Win 2K Adv/2K/NT 4.0/XP/98/95/3.11, Netware 4, MS-DOS, MVS
XEROX | 2015 – 2016
Senior oracle Database Administrator
Oversaw day-to-day database operations within a JIRA agile environment, including developing and managing the database resource manager plan to tackle severe load in a multi-instance RAC environment.
? Ensured smooth functioning of all toll applications on oracle databases internationally, which included improving database deployment processes.
? Architected and implemented data archival approaches to reduce the segment sizes and improve the response time, including designing a core logic data archival strategy.
? Collaborated and communicated with global and offshore DBA and infrastructure teams to complete database installations on Linux platforms.
? Worked closely with Business Intelligence teams in managing permanent, temp, read only tablespaces, as well as coordinating new requirements on installing newer versions 11.2.03, 188.8.131.52 and 12.0 databases.
? Completed ISO 9000 certifications.
Environment: oracle 12c / 11gR2/10gR2, ASM 184.108.40.206 / 220.127.116.11 / RAC/ OEM, Grid 18.104.22.168/22.214.171.124, Dataguard - Standby database, Red Hat Linux-64 bit, Win-2008, Windows 7.0, PL/SQL Developer, TOAD
Professional Experience Cont.
COMPUTER SCIENCE CORPORATION
Database Architecture Leader and Database Administrator (2013 – 2014)
Migrated several Department of Homeland Security mission critical oracle databases to two long distance data centers, a fully virtualized cloud environment of Citrix's WorkPlace. Designed manual databases that monitored strategy.
Environment: oracle 11gR2/10gR2, ASM 126.96.36.199 / 188.8.131.52 / RAC/ OEM, Grid 184.108.40.206/220.127.116.11, Dataguard - Standby database, Red Hat Linux-64 bit, Win-2008, Windows 7.0, PL/SQL Developer, TOAD
COMPUTER SCIENCE CORPORATION
Database Architecture Leader and Database Administrator (2010 – 2013)
Administered databases for an application of CMS's DECC project's largest health care application system. Led efforts related to database architect redesign, oracle architecture, ASM migrations, data exports, and security. Worked on Licensing strategy for oracle Enterprise Manager and supported Data Guard Broker with standby database. Organized DBA team meetings and attended Hadoop/Vandisco meetings.
? Consolidated 60 environments of oracle databases to a uniform environment of oracle 11gR2 database architecture.
? Contributed extensively in migrating to automatic storage management using 10g and 11g, including migrating VFS file system to ZFS and ASM and migrating from a raw file system to asm file system for oracle 11g and oracle 10g databases.
? Streamlined export dump backups in a complex environment of 15 DBAs of the project and 40 DBAs of the same application.
? Implemented uniform storage policies across more than 30 actively running databases.
? Designed the ASM disc configurations for 100 TBs of space and implemented ports outside default configuration using dynamic listener registration.
? Resolved xml and other schema issues during data exports, in addition to presenting convincing evidence and recommendations to senior management on resolving ongoing issues.
? Other projects included: installing oracle Enterprise Manager 12c Cloud Control, converting Grid Cluster from one datacenter to another center, and redefining the PL/SQL code for dashboard development purposes.
Environment: oracle 11gR2/10gR2, ASM 18.104.22.168 / 22.214.171.124 / RAC/ OEM, Grid 126.96.36.199/188.8.131.52, Dataguard- St