Network Administrator

Role Purpose

The Network Administrator is responsible for the availability, performance, and security of the organizations network infrastructure, ensuring stable and secure connectivity for users, servers, and applications.

Key Responsibilities

Network Infrastructure

• Design, configure, and maintain LAN, WAN, and Wi-Fi networks
• Manage routers, switches, firewalls, and VPNs
• Monitor network performance, uptime, and traffic
• Troubleshoot network connectivity and latency issues

Network Security

• Configure and maintain firewalls, VPNs, and access controls
• Implement network-level security policies
• Apply firmware updates and security patches to network devices
• Monitor and respond to network-related security incidents

User & Access Support (Network Scope Only)

• Support network access issues (VPN, Wi-Fi, connectivity)
• Assist with network-related user permissions
• Coordinate access changes with system administrators when needed

Vendor & Connectivity Management

• Work with ISPs and telecom providers
• Manage network-related service outages and escalations
• Coordinate installation and upgrades of network equipment

Documentation & Optimization

• Maintain network diagrams, configurations, and documentation
• Identify network bottlenecks and recommend improvements
• Support network scalability and reliability planning

Requirements

Mandatory

• 3+ years of experience as a Network Administrator
• Strong knowledge of TCP/IP, DNS, DHCP, VLANs, VPN
• Hands-on experience with switches, routers, and firewalls
• Experience with network monitoring and troubleshooting tools
• Ability to work independently and manage priorities