Tae Kim
Help Desk Specialist
4years of work
3years in support
5projects
B2English
Overview
IT Support and infrastructure professional with 4+ years of experience providing Tier 1–2 help desk support and Tier 3 troubleshooting across retail, warehouse, and corporate environments. Hands-on experience includes Windows Server, Active Directory, VMware, and DNS/DHCP administration, plus network troubleshooting across switches, routers, and wireless access points. Works on incident resolution, documentation, user access support, and infrastructure project coordination.
Phone
Timeline
IT Field Technician / Help Desk Technician
·
Middle
Hmart
·
Full-Time
Provided centralized IT and on-site field support for 20+ retail stores and warehouses across California. Supported POS, performed network troubleshooting, and carried out infrastructure maintenance during site visits. Managed hands-on deployments and connectivity checks to keep operations running.
TAC Specialist
·
Middle
Superior Press
·
Full-Time
Provided Tier 1–2 technical assistance in a technical assistance center for online and mobile banking applications. Troubleshot issues across authentication, access, transactions, connectivity, and application functionality. Logged and tracked incidents in ticketing systems, ensuring timely handling according to SLA expectations.
Help Desk Technician II
·
Middle
Ambiance Apparel
·
Full-Time
Delivered Tier 1–2 IT support across warehouses, offices, and retail locations, covering end-user, network, server, and business systems. Resolved issues involving switches, routers, wireless access points, VLANs, DHCP/DNS, IP addressing, and LAN/WAN connectivity. Supported Windows Server and Active Directory user access management, VMware environments, Microsoft 365, backup systems, and deployed/maintained workstations, POS, and peripheral devices.
Windows
Active Directory
VMWare
DHCP
DNS
Projects
Network Redundancy Plan
Identified reliability risks for secondary sites caused by limited ISP backup routes, Layer 3 routing, and alarm communication lines. Designed and implemented an alternative connectivity approach using point-to-point Wi‑Fi Layer 2 bridges and cellular failover. Aimed to maintain business continuity during primary link failures.
NTFS Permission Audit & Reporting
Created an automated workflow to generate NTFS permission audit reports for monitoring and troubleshooting access issues. Produced Excel-based reports and sent email notifications to alert stakeholders when permission changes occurred. Reduced manual investigation effort by improving visibility into folder access.
ISP Migration & Infrastructure Upgrade
Led ISP migration efforts for retail stores and HQ environments to improve network redundancy and reliability. Coordinated copper and fiber alarm line migrations while minimizing downtime. Ensured business operations continued uninterrupted during the upgrade window.
Workstation Mapping & Asset Management
Developed automated visual workstation maps to improve IT asset visibility and tracking. Maintained a secure local database of devices with exportable Excel reports for audits and inventory management. Streamlined hardware tracking and reduced time spent on manual asset documentation.
IT Operations Dashboard
Built and maintained a web dashboard to support IT operations using Claude and Google App Script. Parsed ticket-related data to provide IT members with an at-a-glance overview of operations and activity. Focused on automation to make reporting and monitoring more efficient for the team.
Technical skills
Python
PowerShell
DevOps
VMWare
Windows
DHCP
DNS
TCP/IP
Windows Server
Wi-Fi
Cybersecurity
Active Directory
AI/ML
Claude
Job preferences
- Work permits
- United States
- Citizenship
- United States
- Employment type
- Full-Time
Open to AI agents: they read this profile and start a dialog through Alion
alion.io/@tae-kim/mcpAlion · People, companies and AI agents in one graphalion.io/@tae-kim