Systems Administrator Resume Profile

Desktop/End User Support

Manage three teams totaling 15 people who are responsible for all IBM X series and Intel based hardware, Windows Server, Linux, VMWare clusters, Active Directory forests, Microsoft Exchange, Microsoft Lync Online, domai controllers, file servers, internal DNS, clustering tools such as Symantec, various monitoring tools, as well as deploying and maintaining various business critical applications
Leading a project and a team for the migratio of Microsoft Exchange 2003 to Exchange 2010, which includes building two new environments from the ground up using DAG architecture
Leading a unified communicatio project - first phase was the successful deployment of Microsoft Lync i the cloud/online, including the installatio of ADFS for single sig o and Active Directory sync with federatio betwee two forests
Evaluate and recommend new technical products needed by the business, and negotiate and maintai software and hardware support contracts

Senior Enterprise Applications Architect

Designed and maintained applications to support the business using various technologies including Oracle Applicatio Server, IBM Websphere, JBoss, Tomcat, Apache httpd, IIS, ldap, and Oracle RAC environments
Launched new applications following systems development life cycles SDLC methodologies from the analysis and desig phases to completion
Supported ope source initiatives with technologies including openLDAP, JBoss, Tomcat, MySQL, Postgress, Pentaho, Liferay, Alfresco, and various ope source monitoring tools
Optimized Java applications by tuning heap space and garbage collectio parameters

Confidential

Senior Systems Administrator

Administered various versions of UNIX and Linux including HP-UX, Su Solaris, Red Hat Enterprise Linux and CentOS
Spearheaded initiatives to migrate existing applications and databases from Su and HP hardware to lower cost Linux servers, including migrating 72 Sybase databases from Su servers and EMC disk arrays to Intel based hardware and local storage for significant cost savings
Participated i re-architecture of email infrastructure that migrated from proprietary applications to ope source software including MySQL, Zimbra, and SOLR
Designed, built, and maintained various systems that provide AOL branded internet services to worldwide customers
Created benchmarking statistics, usage projections, and cost models to determine hardware footprint and expected expenditures
Built, monitored and maintai external disk arrays including EMC, StorageTek, Sun, HP, and Network Appliance hardware. This included SAN, direct attached, and network attached storage.
Installed and administered software including Sybase, MySQL, Apache Tomcat, Apache httpd, Jboss, Veritas Volume Manager, LVM, Weblogic, NetVault Replicator, and SOLR
Utilized shell and Perl scripting for administration, monitoring, and metric collections
Formulated disaster recovery plans, procedural documentatio and system and applicatio presentations and overviews
Implemented system and applicatio redundancy, data integrity, and data backup procedures to ensure minimal dow time and zero data loss
Created key performance metrics to predict timing and costs of future scaling efforts allowing for usage and data growth

Confidential

Team Supervisor/Systems Administrator

Managed team responsible for building, operating, and maintaining the FBI fingerprint identificatio system
Identified and resolved bottlenecks and constraints i the application, hardware and operating system through performance testing and benchmarking
Utilized shell scripting for automatio of administratio tasks and for dashboard style monitoring of the system and application
Maintained and operated software including BEA Tuxedo, IA Workhorse, CA Unicenter TNG, Oracle databases, AMASS databases, HP ServiceGuard, HP Openview/ITO, and HP Omniback
Performed software and hardware upgrades and installations, patch installation, and system and network troubleshooting
Maintained hardware and software including HP-UX Unix, HP K and D class servers, HP B class workstations, HP Surestore RAID arrays, ServiceGuard, Omniback, OpenView, IA Workhorse, Oracle, BEA Tuxedo, and AMASS
Security Clearance: Top Secret with the Department of Justice/FBI Inactive

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