* Manage a team of system administrators to support our Windows systems including both physical and virtual within the enterprise.* Manage systems in main data center plus in remote locations.* Manage the VMware ESX vSphere 5.5 virtual environment with a combination of over 70 Windows and Linux guest virtual machines.* Manage the enterprise email messaging system with Microsoft Exchange 2007 and also Barracuda SPAM Firewall for spam and malicious emails protection.* Manage the Microsoft Active Directory environment including users and systems administration.* Manage the Microsoft Systems Center Configuration Manager (SCCM) infrastructure for hardware/software inventory, Windows Updates and patch management, and enterprise software deployment.* Manage the Microsoft SQL Server systems to ensure day-to-day optimal performance, daily database backup operations and resolve any SQL database related issues.* Manage Windows systems protection including servers and clients endpoint protection with Trend Micro OfficeScan antivirus solution.* Manage mobile users systems protection with Sophos Enterprise Encryption solution.* Manage backup operations for Windows systems including servers and laptops and also VMware virtual environment with Symantec Backup Exec, Carbonite and VEEAM.* Manage iSCSI SAN Storage environment for Windows servers, VMware ESX hosts and Exchange.* Manage the Microsoft Terminal Servers environment for published enterprise applications for users.* Manage all networked printers across the enterprise.

* Implemented Altiris Deployment Server Solution for remote software distribution and Pocket PC? management. * Implemented VPN solution by using hardware firewalls and VPN appliances. * Implemented a custom total operation monitoring solution for all remote networks. * Designed and implemented an online backup solution between all remote networks and the central network. * Implemented 802.11b Wi-Fi Standard wireless network for remote customers? network. * Managed and monitored day to day remote network operations for all remote customers? networks. * Designed an inventory system for all equipments allocated at all remote locations. * Designed and implemented network monitoring and troubleshooting process for 1st level technical support team. * Maintained tight communication level with other team members and exchange ideas for up coming projects. * Documentations for all process and projects including Visio network diagrams.

* Managed company's LAN and WAN for approximately 25 servers and 100 users including remote office in Florida. * Responsible for the performance and reliability of the production site, as well as the QA and development site. * Designed and implemented emergency power backup strategy for all mission critical servers and network equipments.* Managed network security and Cisco PIX firewall. * Designed and implemented Microsoft Windows 2000 Active Directory across entire enterprise infrastructure. * Implemented fault tolerant/RAID architectures for internal and production networks. * Set up and maintain virtual private networks, e-mail server, and other network servers and devices (routers and switches). * Administration on corporate backup systems and oversee vendor provided backup and storage services for production network. * Implemented T-1 solution and DSL line for company wide Internet access. * Implemented policy and structure on company?s network infrastructure. * Remote server administration via VPN including user administration, maintenance, and troubleshooting. * Responsible for project planning, cost analysis and vendor comparisons for current and pending IT projects. * Reported directly to CIO and work with other team members on projects and business opportunities. * Technology readiness and review of new technologies, testing and documentation of all proposed new technologies. * Managed Helpdesk and assign daily and weekly tasks to helpdesk specialists. * Worked with web and application developers to evaluate network infrastructure need and performance. * Established relationship with vendors and solution providers. * Trained users on new applications and/or features for existing applications. * Resolved network issues and users requests in timely matter. * Documentation and testing of all technology configurations and production rollout preparation. * Always keep projects ahead of schedule and error free.

* LAN/WAN design, implementation, and administration for different clients. * Responsible for RFP including hardware and software recommendations, technical detail and implementation plans. * Managed a company wide MS SMS 2.0 Implementation Project * Administrated an MS SMS 1.2 Server and also setup and deployed software packages on a Windows NT based network. * Lead technical resource on a Citrix and MS Terminal Server and a custom accounting package deployment project. * Lead Engineer on company wide/nation wide software and OS deployment on both Windows NT and Windows 95. * Administrated Vertex's internal network when not on projects or assignments. * Assigned to different clients and performed different duties as assignments or projects required or based on clients' requests. * Always kept projects ahead of schedule and error free.

* Lead Engineer on company wide/nation wide software and Windows NT and Windows 95 OS deployment. * Managed asset tracking during the entire deployment process. * Refined laptop images for a wide variety of Toshiba and Compaq Laptops for the deployment project. * Assigned to several training sites and oversee deployment of new laptops with new images. * Always keep projects ahead of schedule and error free.

* Setup Novell and Microsoft networks for small businesses. * Administered networks and troubleshot network related problems for clients. * Repaired and upgraded Compaq computer systems including servers, workstations, and notebooks. * Developed the company web site by using HTML language and MS FrontPage 97.

* Repaired and upgraded all major brand computer systems. * Setup computer networks for small businesses and home offices. * Setup and diagnosed software from various publishers and titles. * Provided precise, timely, and effective over-the-phone technical support for customers.