• Migrated from MySQL Server 5.0 to Percona Server 5.5• Implemented and managed Vertica Analytics Platform, including scripting the integration with our relational database servers and monitoring tools• Managed Master-Master / Master-Slave replication with some nodes residing in Amazon EC2• Coordinate, implement, and maintain processes with external data providers• Evaluate and improve existing MySQL implementations. This includes standardizing installations, upgrading, configuration tuning, user cleanup, log rotation, backups, and periodic table checks. • Work with developers on improving query time by analyzing resource usage, MySQL status variables, query profiles, and information from Maatkit/Percona Tool Kit.

• Evaluate and improve existing MySQL implementations. • Work with developers and analysts on improving query time by analyzing resource usage and query profiles.• Implement Xen based virtual hosts to consolidate services and retire aging hardware.• Maintain Linux based primary domain controller and file server for desktop clients.• Install, configure, and maintain Linux based network, communication, and backup services• Implement system security, monitoring, and integrity checking using open source tools

• Assessed future MySQL growth and database needs. This included planning, ordering hardware, configuration of hardware, RAID configuration, building OS, patching, post configurations, installation and configuration of MySQL, and preparing it for production.• Automated and improved such MySQL processes as account creation, fail-over, and backups using custom scripts.• Tested hardware, operating system, and MySQL using Open Source tools such as Iperf, SysBench, Super-Smack, and Bonnie++.• Shared responsibility for Oracle servers and services. This included RAID configuration, OS installation, patching, post configurations, additional configurations required for Oracle 10g RDBMS, installation of RDBMS, Oracle Client, installation of Grid agent, and applying patches and patch sets from Metalink.• Created Oracle databases from modified templates, registered with Grid control, and scheduled RMAN backups through Grid Control.• Monitored database systems with MySQL Enterprise Monitor, Oracle Grid Control, OSWatcher, vmstat, iostat, sysstat, ps, and top.

• Assisted with the implementation and co-administration of a replicated MySQL service to back-end managed web servers, monitor replication, set policies, draft SLA, and resolved account problems, SQL errors, and PHPMyAdmin issues.• Created scripts using Bash and Perl, and utilize Perl’s DBI module to perform MySQL table and database privilege maintenance.• Implemented and managed client-server environments using DNS, DHCP, NFS, and Samba which access Terabytes of storage via fiber connected devices and switches.• Provided UNIX support for the GE Medical operating system, compile medical software from source to utilize x86-64 bit technology, and help new users become familiar with the Linux operating system and command line interface.

• Performed technical research including implementing a test centralized log server to collect logs from multiple Solaris servers.• Configured a Solaris server to accept logs from clients via syslog, wrote Perl scripts to parse and rotate the log files, presented logs with Splunk Server, and hardened the server using Nmap, Apache, and Sunscreen 3.2 Firewall. • Assisted network account creation and maintenance of 6000 student accounts. • Imaged software on 600 PC and MAC lab computers