
Shafi Ullah
IT Support Specialist with over 10 years of experience in troubleshoot
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IT Specialist
Upwork • Freelance
Dec 2021 - Present • 4 yrs 9 mos
Provided end-to-end technical support for hardware, software, and network issues, maintaining high uptime for clients across multiple industries. ● Administered and maintained Windows OS and Windows Server environments, including Active Directory user account management and system updates. Performed hardware and software installation, configuration, and upgrades to meet evolving client operational needs. ● Diagnosed and resolved LAN/WAN network connectivity issues, minimizing client downtime and productivity loss. ● Delivered user training sessions and produced technical documentation to enhance staff IT proficiency. ● Managed helpdesk operations — logging, tracking, and resolving support tickets for timely SLA-compliant resolution.