Thomas Tsui Email & Phone Number

Dalton, Georgia, US

Concord, California, US

Provide IT Support using ServiceNow ticketing system that includes daily tasks, incidents, projects and changes.Okta SSO AdministratorThycotic Secret Server password repositoryHybrid virtualization environment comprised of VMware and Cloud Microsoft AzureIvanti Endpoint for device management, software deployment, remote management and patch deploymentSQL.

Stanford, CA, US

• Monitor IT services / building facility environmental conditions and take corrective action asnecessary, including executing first response protocols and coordinating with TechnicalFacilities and Facility Operations.
• Build, install, configure, analyze, tune, and troubleshoot operating system to achieveoptimum performance levels.
• Resolve difficult system problems and provide consultation or training.
• Configure and assist in the design of system and network security
• Voip and voice services support using Cisco Call Manager, AVAYA Contact Center, NortelCS2100, and Ascom wireless phones.
• Troubleshoot and resolved wired or wireless connection issues.

• Install and configure Windows Server 2012 / 2008 and create and apply custom corporategroup policies and PowerShell scripting.
• Setup, configure, and administer Windows Server Update Services (WSUS).
• VMware implementation to reduce cost and migrate physical to virtual hardware.
• Allworx VoIP configuration and administration of phone system and VoIP phone sets.
• Setup and implement new networking devices in preparation for new office move and 0%downtime.
• Office 365 Administrator and configuration.

Carlsbad, California, US

• Responsible for all IT operations.Configure and manage all network devices including firewalls, switches, printers, MDF's, servers, desktops, and PDA's. Projects below,
• Install and configure Vmware Vsphere and ESXi host
• Setup and install WSUS server to be used with group policies to deploy Windows Updates to computers.
• Install Anti Virus server to push updates to clients and setup configuration policies for control.
• Install and configure corporate controller and Wifi AP's using network analyzers.
• Install and configure new Juniper SSL VPN device for remote users.Windows Server 2012 upgrade and migration.

• Setup and configure Windows OS for Server, workstations, and laptop computers.
• Install servers and networking equipment using standard rack hardware.
• Install Wifi AP's for wireless connectivity.
• Install network printers and multi functional devices.
• Troubleshoot wireless and networking problems.
• Setup office network for Ipsec VPN and SSL VPN.

Sandy, UT, US

• Administrative skills necessary to install, configure, support, optimize, and troubleshoot Mac OS,
• Windows Server, and Workstation Operating Systems at 14 locations over a WAN.
• Install, configure, and implement Active Directory in Windows 2003 and 2000.
• Provide help-desk and desktop support in a multi-domain environment for 500+ users.
• Install, configure, troubleshoot, and diagnose networking connectivity for WAN’s & LAN’s.
• Install, configure, and manage MIS monitoring utilities like Dell Open Manage (Servers), IP Monitoring(Network), and Uptime Devices (Temperature Sensors).

US

• Roll out and install windows NT PDC and BDC server for a major San Francisco Advertising Firm.
• Install, configure, and maintain all software & hardware on CPU’s using corporate policy standards.
• Install, configure, and maintain Windows NT 4.0.
• Ability to troubleshoot, manage, and implement T1 frame relay.
• Upgrade and support Microsoft Exchange mail server and MS outlook.
• Administering user and group accounts in a WAN environment.

• Support 100+ Windows NT & 95 domain users and CPU’s.
• Setup and install networking printers using TCP/IP protocol.
• Ability to implement ghosting in a multiple installation process.
• Troubleshoot & resolve network, software, and hardware problems.
• Upgrading Token Ring to Ethernet topology.