About The Position

The Network & IT Infrastructure Administrator maintains network infrastructure and supports IT operations for an office and regional business operations, serving approximately 200 users across office and warehouse environments. The role covers network administration, Windows-based infrastructure and systems support, onsite and remote end-user support, and coordination with internal IT teams, vendors, and business stakeholders. The position is full-time and on-site, requires English/Korean bilingual proficiency, and lists a salary of $70,000–$100,000 depending on experience.

Requirements

  • Bachelor’s degree in Information Technology, Computer Science, Engineering, or a related field.
  • At least 3 years of experience in network administration, infrastructure operations, or IT support.
  • English/Korean bilingual proficiency.
  • Strong knowledge of TCP/IP, DNS, DHCP, routing and switching, LAN/WAN/WLAN technologies, VPN technologies, firewall administration, and network monitoring and troubleshooting.
  • Hands-on experience configuring and supporting Cisco routers, switches, firewalls, and wireless infrastructure.
  • Experience supporting Windows Server environments and Active Directory.
  • Experience providing user support in office and warehouse/manufacturing environments.
  • Ability to independently troubleshoot network and infrastructure issues.
  • Strong customer service, communication, and documentation skills.
  • Proficiency in Microsoft Office Suite, including Excel, Outlook, PowerPoint, and Word.

Nice To Haves

  • Experience with Cisco Meraki administration and deployment.
  • Experience with Microsoft Entra ID (Azure AD) and Microsoft 365 administration.
  • Experience supporting warehouse, logistics, or manufacturing environments.
  • Knowledge of network security technologies, including IPSec, SSL VPN, IDS/IPS, and access control.
  • Experience with VoIP, Unified Communications, and wireless network optimization.
  • Familiarity with network monitoring and packet analysis tools.
  • Cisco CCNA, Cisco CCNP, CompTIA Network+, or Microsoft Certified credentials.

Responsibilities

  • Manage, monitor, and maintain LAN/WAN, wireless, VPN, and network security environments.
  • Configure and support routers, switches, firewalls, and wireless access points; troubleshoot connectivity, performance, routing, switching, and wireless issues.
  • Support network upgrades, expansions, and infrastructure improvement projects; maintain network documentation, diagrams, standards, and operating procedures.
  • Coordinate with carriers, vendors, and service providers on issue resolution and implementation activities.
  • Assist with network security administration, including firewall policies, VPN access, and access control management.
  • Support Windows-based infrastructure, Active Directory, DNS, DHCP, file services, and user account administration.
  • Perform system monitoring, patch management, and routine operational maintenance; assist with infrastructure deployments, upgrades, and migrations.
  • Maintain IT asset inventory, lifecycle management, and documentation.
  • Provide onsite and remote technical support to approximately 200 users, troubleshooting hardware, software, printing, conferencing, and connectivity issues.
  • Support employee onboarding and offboarding, workstation deployment, and equipment setup; serve as the primary local IT support contact and handle escalations.
  • Coordinate with internal IT teams, external vendors, and business stakeholders; support office, warehouse, and infrastructure expansion initiatives.
  • Participate in IT standardization, cybersecurity, and operational improvement projects and help implement corporate IT policies and best practices.
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