IT Administrator — Hybrid IT & Security Support

Woojin ISA; Carson (CA); On-site; USD 70,000 - 110,000; Full time

Benefits offered by this job

Medical, Dental & Vision Insurance

Paid Time Off

Paid Holidays

401(k) Plan with Company Match

Job summary

Woojin ISA is seeking an IT Administrator in Carson/Santa Fe Springs, CA to maintain IT infrastructure, support end-users, and ensure security and compliance. You will manage Active Directory, Microsoft 365, devices, and networks while coordinating with vendors and providing timely technical assistance.

The role requires strong problem-solving, customer focus, and the ability to handle multiple priorities in a fast-paced environment. Monday–Friday, onsite with occasional after-hours support.

Qualifications

• Associate's or Bachelor's degree in Information Technology, Computer Science, or a related field preferred.
• 2+ years of experience in IT Administration, Help Desk, Desktop Support, or System Administration.
• Strong knowledge of Windows operating systems and Microsoft 365 administration.
• Experience with Active Directory, Azure AD (Entra ID), Microsoft Intune, and VPN configuration is preferred.
• Basic understanding of networking concepts, including TCP/IP, DNS, DHCP, Wi-Fi, and firewalls.
• Experience supporting printers, scanners, VoIP phones, and audiovisual equipment.

Responsibilities

• Install, configure, maintain, and upgrade computer hardware, software, printers, and other IT equipment.
• Monitor and maintain the company's network, internet connectivity, Wi-Fi, and server environment.
• Perform routine system maintenance, updates, and performance monitoring.
• Coordinate with external IT vendors and service providers as needed.
• Provide first-level and second-level technical support for hardware, software, and network-related issues.
• Respond to help desk requests and resolve technical issues in a timely manner.
• Troubleshoot desktops, laptops, mobile devices, printers, conference room equipment, and peripheral devices.
• Assist employees with Microsoft Office 365, Outlook, Teams, VPN, and other business applications.

Skills

Windows OS

Microsoft 365 administration

Active Directory

Azure AD/Entra ID

Microsoft Intune

VPN configuration

Networking basics

Troubleshooting

Customer focus

Education

Associate's or Bachelor's degree in IT/CS

Tools

Microsoft 365 Admin Center

Azure Portal

Job description

Woojin ISA is seeking an IT Administrator in Carson/Santa Fe Springs, CA to maintain IT infrastructure, support end-users, and ensure security and compliance. You will manage Active Directory, Microsoft 365, devices, and networks while coordinating with vendors and providing timely technical assistance.

The role requires strong problem-solving, customer focus, and the ability to handle multiple priorities in a fast-paced environment. Monday–Friday, onsite with occasional after-hours support.