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Zhi Wei Zhang

  • Associate Signaling Commissioning Engineer (System Support Engineer)
  • Apr 08, 2019
Telecommute Information Technology

Personal Summary

Over 10 years of IT Support/Field Technician experience. From become accustom to working on different customer sites to oversaw large Transportation project and maintaining custom designed live system that affect daily lives of 300,000 daily transit riders. Worked with customers such as JP Morgan Chase and Standard Charted Bank to Port Authority of NY and NJ for the past 10 years. Has also worked as a freelance IT Specialist for various other clients. Experience with setting up workstations, servers, network infrastructures, hardware and software installation with Windows XP, 7, 8.1 and 10. Skilled with both hardware/ software support. Has worked on SQL Database and also scripted in Python.

Work Experience

Associate Signaling Commissioning Engineer (System Support Engineer)
Aug 2016 - Nov 2018 Ansaldo STS USA

• Supporting Central Traffic Control Operations for Port Authority Trans Hudson PATH Train Service.
• Maintain and Administrate Red Hat Linux based Application.
• Perform test for software simulations and live operational service utilizing bash scripts
• Maintain custom built Red Hat and Windows Servers, Workstations, SAN, Applications, user accounts and related sub-systems to ensure live service is operational. i.e. swap out raid batteries and raid disks on XenServers, and Dell EMC SANs
• Maintain Nvidia Quadros NVS Graphic card on RHEL workstations and configure graphic card if necessary
• Maintain CCTV Cameras and Integrated voice communication systems under Windows Servers 2003 such as restarting the services and ensuring all audio channels and backup server is up and ready.
• Ensure NTP servers are working correctly and up to date in time for application to run operationally.
• Troubleshooting commercial applications (custom built software) running on Red Hat Linux OS, and Windows OS and provide custom built software updates as well as windows security updates.
• Repair RSA keys to ensure ability to connect to host machines are able to provide SSH and VNC access by checking correct DNS name and locating available ports utilizing TCP/IP port listening commands, and enabling DHCP on Linux client for troubleshooting specific issues
• Troubleshooting hardware related issue such as addressing displays, keyboard lockups on Red Hat Linux, and Windows utilizing shell command when necessary.
• Create, edit and utilizing scripts, such as secure shell and Python scripts to pull logs, running playbacks, incident finding, and research analysis upon client request.
• Utilizing Solarwinds Orion Network Performance Monitoring tool for daily maintenance routine
• Checking networking availability for SAN, NAS nodes utilizing shell command and finding out IP address on Solarwinds.
• Checking status on Citrix Xen (hypervisor similar to VMWare ESXi) to make sure Xenserver VMs are running optimally such as checking network activity, traffic and IOPS utilizing Network Performance Monitoring tools.
• Assist client with provisioning Server upgrade for migrating CitrixXen Server to VMware with 3 ESXi hosts as recommended by VMWare
• Maintaining unique issues such as memory leak in order to allow the system to function optimally.
• Insert new value to RDMS and Updating database utilizing SQL commands for CCTV cameras.
• Provide assistance on Troubleshooting relational database for client using SQL commands.
• Submit reports for status of maintenance and operations using MS-Word and MS-Excel Format.
• Correct MS Excel maintenance log for presentation and record tracking purposes.
• Coordinate with team, management for changes and maintenance tasks as a team Lead
• Provide performance and operational testing and monitoring throughout the system modification process such as testing and monitoring network stability, CPU, and Memory usage statistics and User Experience to ensure application is running optimally.

Technical Consultant/Service Desk Analyst
Mar 2016 - Jun 2016 L&T Infotech

for Viacom
• Provide support for entertainment media client on service transition projects
• Assist in service transition utilizing knowledge transition and knowledge capture materials and developing service level agreements and automation ticketing system.
• Maintain inventory for all workstations.
• Meeting Viacom Executives report and provide detail summary and knowledge plans to CIO and CTO.
• Understand and handled different format from file streaming server, whether using Flash or HLS and html5
• Internally Certified for ITIL v3 Foundation
• Maintaining all incidents within service now

Tech Support Agent
Jun 2015 - Sep 2015 Sykes Enterprises

• Provide Application and Tech support for Sykes client: Pearson Education Higher Education Clients (students and professors) for MyLabs and Mastering Applications and user accounts.
• Provide account services for deleting duplicate accounts, and retrieving account access via querying the database
• Provide support on clearing browser cache, resetting CD keys and addressing all errors under JSON for accessibility of web services.
• Provide Account support for Sykes client: Walmart and Abercrombie & Fitch during holiday sales.
• Maintain 4 and above rating in Quality Metrics for all incidents in Oracle PeopleSoft Enterprise HelpDesk.

Field Technician
Dec 2012 - Jun 2015 iYogi

• Level 2 Technician Providing Troubleshooting on Windows XP, Windows 7, Windows 8, OS X Snow Leopard - Yosemite, Wireless Network Connectivity, Malware Removal, System Recovery, System Optimization, Multi-function Printers and Hardware Replacements
• Network Troubleshooting as well as configuring routers, switches, VPN, TCP/IP DHCP and DNS (Recovered network access for office locations via on call)
• Break/Fix: Recovered Unbootable Malware (Virus and Spyware) infected PC with Kaspersky Recovery tool to make PC bootable again and retained user data like it was once before. (i.e. use sandbox to get to the tool working to remove antivirus and windows update disabling rootkits)
• Configure Security Suite for Users with automatic antivirus definition (DAT) update, Web browser Sandbox for online banking.
• Configure clients VMware Fusion for OS X or MacOS and allocate proper resources for VM to run optimally such as setting up dynamic disk allocation for VMs.
• Configure iPhone and iPad(iOS) and Android OS devices for end users such as connecting to proper Wifi Network
• Configure proper security settings for Internet Explorer, Java, Firewall.
• Assist user to encrypt their HDD, USB thumb drive to ensure data security
• Maintained 5-star rating throughout Thousands of In-Home service Customer Ratings.

IMAC Technician
Oct 2013 - Dec 2013 PwC

Install, Move, Add, and Changes on Lenovo PC, Multifunctional Printers, and Monitors. Reimage PC, Service Lenovo Notebooks on keyboards, hdd, screen, memory, peripheral replacement and upgrades. Create and Update tickets, maintaining inventory and ordering parts for pc repairs.

Level 2 Help Desk Technician
Jul 2013 - Sep 2013 Northwell Health, XP

for Software and Hardware Supporting thousands of employees daily via On-site and Remote Support, Maintained high priority EMR/EHR Database, Oracle Database, Servers, Workstations, AIO Printers. Refreshed/Reimaged PC and deployed hospital EMR/EHR Applications, Software Installations via Citrix and Configuration for Microsoft Office 2007 Microsoft Office 2010, Lotus Notes Mails, and Workstations with 128-bit HDD Encryption. Setup and Configure Cisco and Nortel VPN for Remote Users Configure and Troubleshoot Mobile Phones and Blackberry Phones. System Administration for Windows Server 2008, Support and Maintained User Account Through Active Directory, Citrix, Including Rights, Permission, Security, and Groups, and Managing Time with Crystal Reports. Coordinated with Information Services Team with New Projects and Approved by Executives
• 02/20/12 - 02/29/12: Perform system migration from windows xp to windows 7 deployments via Citrix, setup bitlocker encryptions, and troubleshooting through BASF's system migration process.

Expert Agent
Jun 2012 - Dec 2012 Geek Squad

• Geek Squad's Level 2 Technician
• Performed over 1000 sessions for Geek Squad and Maintained 5 stars upon customer satisfaction rating
• Performed 300 work orders for Trend Micro customers on PC Tune Up and Desktop Supports (Windows XP, Windows 7, Windows 8, OSX Snow Leopard - Mountain Lion).
• Performed Troubleshooting Sessions for End Users ranging from Desktop Support, Software Deployment, Active Directory, User Account Control, BitLocker Configuration, Microsoft Office Suite, Network Support including Router/Switch configuration, TCP/IP, DHCP, DNS, VPN, WLAN, Peripheral Connection such as Bluetooth and Mifi, Malware Removal, Mobile/Tablet (iPhone, iPad) Setup.
• Break/Fix: Recovered Unbootable Malware (Virus and Spyware) infected PC with Kaspersky Recovery tool to make PC bootable again and retained user data like it was once before. (i.e. use sandbox to get to the tool working to remove antivirus and windows update disabling rootkits)
• Configure Security Suite for Users with automatic antivirus definition (DAT) update, Web browser Sandbox for online banking.
• Configure clients VMware Fusion for OS X or MacOS and allowcate proper resources for VM to run optimally such as setting up dynamic disk allocation for VMs.
• Configure proper security settings for Internet Explorer, Java, Firewall.
• Configure iPhone and iPad (iOS) and Android OS devices for end users such as connecting to proper Wifi Network
• Setup User Account Control and set Group Policies Through Active Directory
• Geek Squad Certified for LogMeIn Remote Connectivity, Windows 8, OS X Snow Leopard - Mountain Lion, iOS and Android OS Support
• Resolve all incidents within service now

Tech Lead
Aug 2010 - Jun 2012 JPMorgan Chase

• Mounted workstations and servers
• Provide System and Software deployment support with onsite configuration
• Field Service Specialist on MICR printer and server refresh, upgrades at Chase Branches. On-site Lead Specialist in charge of Chase Refresh Project, installing Trading/Dealing Desk systems and VoIP Telephony system.
• Maintained Server's power supply and RAID Drives
• Provide assistance on SaaS delivery such as pushing the correct PC image to thin clients.
• Supporting executives with helps of technical needs.

Solutions Engineer
Aug 2008 - Jul 2009 Support.com

• Remote Assistance Troubleshooting/Analysis on PC running Windows XP and Windows Vista
• System Troubleshooting over the phone with Customer and Office Depot Associates
• Run Unattended PC tune up, maintenance and software installation on Windows XP and Windows Vista
• Break/Fix: Diagnostic and repairs on PCs running Windows XP and Windows Vista using Diagnostic Tools and Searching Engine Analysis. Such are removing viruses and spywares
• Configure proper security settings for Internet Explorer, Java, Firewall.
• Online wireless setup for wireless connectivity, Routers, and setting up Wireless Encryption on PC running windows XP and Windows Vista
• Peripheral Setup with Multifunction All in one Printers, and wireless/network Printers,
• Assist End User with data backups
• Perform bug reporting and beta testing by duplicating and generating errors or bugs and submits reports with technical detail specifics
• Performed analysis tasks on ticket progress, documentation, and follow up with Office Depot customers
• Performed work for AVG and TigerDirect customers

Chairman's Assistant
Apr 2007 - May 2008 TCI College

• Winner of TCI Plug N' Play Contest for rebuilding desktop machines and crimping Cat5 Cables
• Performed task assisting project development for new technology course works
• Performed task assisting event organization and club management
• Troubleshoot Desktop PC, software and hardware equipment
• Demonstrated securities and countermeasure tools against hacking scripts, SQL injection, Keylogger, Subseven, Neo-Trace, Net Commander recovery programs and mp5 hashing software for course works
• Demonstrated Remote Viewing Camera Access on Local Traffic Cams using iPhone and iPod Touch
• Performed task for installation and maintenance on Wireless Networks including network routers, security encryptions, CCTV cameras, and remote desktop programs
• Performed data entries on after hour basis

Education

Associates in Applied Science - Networking Technology
Dec 2006 - Mar 2008 TCI College of Technology