• Responsible for supporting enterprise level infrastructure , consisting of 5000+ Servers, 1000+ MSSQL Databases, Petabytes of Storage, and VMware virtual infrastructure.• Supported high availability clustering for critical systems using Microsoft Clustering, VMware ESXi and F5 Load Balancer.• Lead engineer responsible for implementing a monitoring solution utilizing Microsoft Systems Center Operations Manager to consolidate events and trigger alerts for critical alarms.• Lead engineer responsible for architecting ESXi environment consisting of over 200+ hosts and 4000+ virtual servers spread across multiple locations. Train junior level engineers and document procedures and the environment.• Design, install, and configure VMware ESX/ESXi vSphere environments with vCenter using DRS, HA, vMotion, Storage Vmotion, as well as other technologies.• Worked closely with storage and network teams to ensure high availability for all facets of virtual infrastructure.• Manage the virtual environment using vCenter and Update Manager as well as remote command line tools.• Build, configure, and deploy virtual machines and templates. Completed P2V migrations of Windows and Linux servers.• Assisted in supporting 23,000 mailboxes and handling over 1.6 million messages monthly.• Assisted in resolving application and system configuration issues while moving from dedicated SQL servers to large enterprise SQL HA clusters.• Assisted with Disaster Recovery for critical clinical applications that included SAN replication and duplicate hardware at a remote location.• Assisted in supporting Blackberry and Smartphone and ensuring stability and redundancy for 2000+ devices.

• Provide technical support for 900+ users worldwide, including performing remote builds of workstations and administration of Microsoft Exchange and patch management for clients.• Configure software, automate deployment, and perform network/hardware/software maintenance.• Package and deploy various software applications; support the Microsoft Office 2003/XP suite, Microsoft Outlook, and Cisco/Nortel VPN client solutions for home-based broadband users; and administered Empirum Pro 9.5.• Track problem tickets routed from the Help Desk using CA ServiceIT.• Build/support RAS servers, set up network/local printers, and procure all needed computer hardware.

• Supervised direct-report technicians as well as site rollouts, and installed and supported the Microsoft Office product suite as well as Microsoft Outlook, Lotus Notes R5, AutoCAD, and other products.• Used Norton Ghost to create images, clean off old drives, and place new images using Norton Ghost, and tracked problem tickets routed from the Help Desk using the Remedy tracking application.• Performed troubleshooting, diagnosis, and resolution of TCP/IP connectivity problems; performed all daily network back-ups, and sent the tapes to an offsite storage facility.

• Performed troubleshooting and problem identification/resolution of network, desktop hardware and software, and printer issues.• Supported users in a Novell environment, working closely with UTMB personnel to ensure user satisfaction and understanding.• Set up and configured Microsoft Outlook 98 as well as network/local/shared printers.Installed SCSI cards, scanners, zip drives, and other miscellaneous computer hardware.

• Provided hardware and software support for faculty and student computer labs.