Role details

Position Overview
A technology company is seeking a Network & IT Infrastructure Administrator to support its Los Angeles office and regional business operations. This role will maintain network infrastructure, support approximately 200 users across office and warehouse environments, and help ensure stable day-to-day IT operations.

Responsibilities

Network Infrastructure Administration

Manage, monitor, and maintain LAN/WAN, wireless, VPN, and network security environments.

Configure and support routers, switches, firewalls, and wireless access points.

Troubleshoot network connectivity, performance, routing, switching, and wireless issues.

Support network upgrades, expansions, and infrastructure improvement projects.

Maintain network diagrams, documentation, standards, and operating procedures.

Coordinate with carriers, vendors, and service providers to resolve issues and support implementations.

Assist with firewall policies, VPN access, and access control.

IT Infrastructure & User Support

Support Windows infrastructure, Active Directory, DNS, DHCP, file services, and user accounts.

Perform system monitoring, patch management, and routine maintenance.

Assist with infrastructure deployments, upgrades, and migration projects.

Maintain IT asset inventory, lifecycle records, and documentation.

Provide onsite and remote technical support for approximately 200 users.

Troubleshoot hardware, software, printing, conferencing, and connectivity issues.

Support employee onboarding, offboarding, workstation deployment, and equipment setup.

Serve as the primary contact for local IT support requests and escalations.

Project & Vendor Coordination

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.

Help implement corporate IT policies and best practices.

Required Qualifications

Bachelor’s degree in Information Technology, Computer Science, Engineering, or a related field.

At least 5 years of experience in network administration, infrastructure operations, or IT support.

Strong knowledge of TCP/IP, DNS, DHCP, routing and switching, LAN/WAN/WLAN, VPN, firewall administration, and network 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 or manufacturing environments.

Ability to troubleshoot network and infrastructure issues independently.

Strong customer service, communication, and documentation skills.

Proficiency in Microsoft Office.

Network & IT Infrastructure Administrator