• Implemented a Disaster Recovery solution involving VMware ESX servers and Double-Take data replication software that resulted in reduced downtime accessing critical data in the event of a disaster scenario.• Developed and managed a strategy to migrate business data from older SAN hardware to newer, more efficient hardware with 0% impact on the user community.• Successfully migrated over 15 critical business systems from outdated resources to a newer, more robust virtual environment utilizing VMware ESX servers and Compaq server hardware and storage resulting in more redundancy and a better user experience.• Designed and implemented Active Directory Group Policies resulting in automatic client configurations, enhanced mobile-user security, and reduced administrative tasks.• Built and maintained Windows 2003 Clusters with shared storage and back-up strategies that resulted in more service availability and reduced hardware and administrative costs.

• Lead a team of highly-trained network and systems engineers responsible for design, implementation, and troubleshooting of over 150 Windows, MS Exchange, MS SQL, and VMware ESX servers; Cisco and Nortel routers and switches; and enterprise business applications.• Established best practice policies and procedures for network security, daily administration, and user support which resulted in reduced network downtime, enhanced data security, and less administrative overhead.• Developed and managed a strategy to migrate from physical network systems to virtual technology resulting in reduced infrastructure cost, higher availability, and easier administration.• Successfully migrated over a hundred Windows servers from Windows NT to Windows 2000/2003, five MS Exchange servers from version 5.5 to 2003, and four database servers from SQL 7.0 to SQL 2000.• Primary Email Administrator for 1000 mailboxes utilizing MS Exchange 2000/2003 and OWA

• Designed and implemented a corporate-wide VPN solution, along with a remote branch model utilizing Frame Relay and Internet Access connectivity, which resulted in lower recurring costs, faster installation time, and secured access worldwide. VPN switches: Nortel Networks Contivity Extranet 1500 and 4500 Switches; Routers: Nortel Networks ARN and ASN2, Cisco Systems 2600 and 3600 series.• Designed and supported an Ethernet LAN/WAN consisting of a 500-node network using Gigabit switches and routers, wireless NICs, and VPN tunnels, which resulted in dedicated 100Mb to the desktop, fast Internet access, and very little administrative maintenance. Gigabit Switches: Nortel Networks Passport 8600 series and Accelar 1000 series.• Created and documented a VPN access creation process for Help Desk and support personnel, which resulted in less support calls and increased turn-around time for customers.