•Travel and provide on-site live system upgrade services for customers across the United States; troubleshoot for networking and software implementing issues during the upgrade process•Team with field personnel to develop and manage work schedules and define the scope of the upgrade, in order to minimize impact on mission critical operations•Install, configure, and demonstrate Motorola ASTRO system functionality and operations to customers•Collaborate with documentation and development teams to improve upgrade processes, troubleshoot and correct errors, and raise issues concerning the product•Test systems/networks in the lab for upgrade purposes

• Configured and managed Cisco Wireless LAN Controller and Access Points• Supported LAN troubleshooting• Supported desktop troubleshooting• Managed and maintained Commvault, Backup Exec 2010 and CA Arcserve backup applications• Managed and maintained VMware Server 2.0 and VMware Infrastructure 4.0• Managed and maintained Active Directory, DHCP server and DNS servers in Windows 2003 environment• Managed and maintained file server in Windows Server 2008 and 2008 R2 environment• Managed and maintained Microsoft Exchange 2007 and 2010 server• Managed Symantec Brightmail Gateway• Configured and managed Solarwinds Orion Network Monitor• Configured and managed HP System Insight manager• Managed and maintained Blackberry Enterprise Server

• Maintained Cisco ASA 5505 Firewall through ASDM for small business remote VPN• Configured and managed Cisco Wireless LAN Controller and Access Points• Maintained Cisco 2600 Series routers• Maintained Cisco 3560 switches• Supported LAN troubleshooting• Supported desktop troubleshooting• Managed and maintained Backup Exec 2010 and CA Arcserve backup applications• Managed and maintained VMware Server 2.0 and VMware Infrastructure 4.0• Managed and maintained web server in Windows 2000/2003 Server and Rat Hat Enterprise Linux environments• Managed and maintained Microsoft Exchange 2007 and 2010 server• Managed and maintained POP3/SMTP email servers in Rat Hat Enterprise Linux environment• Managed and maintained Active Directory, DHCP server and DNS servers in Windows 2003 environment• Managed and maintained file server in Windows Server 2008 and 2008 R2 environment• Configured and managed Trendmicro IMSS 7.0 Email filter• Managed Symantec Brightmail Gateway• Configured and managed Solarwinds Orion Network Monitor• Configured and managed HP System Insight manager

Set up networks and servers for lecture uses Installed operating systems / application software Troubleshooted for network issues for classrooms and offices.

Troubleshooted for computer program or printer issues for students Prepared multimedia equipments for lecture uses PROJECTS Computer Cryptographic Timing Measurements Using programming language to find the shortest path and the maximum flow to a randomized network.