Sr. Network & Systems Administrator(Afternoon Shift)

Overview

Job Title: Network & Systems Administrator
Location: Karachi
Experience: 5–7 years
Employment Type: Full-Time

About Us: We are seeking a skilled Network & Systems Administrator to manage and secure our enterprise IT infrastructure. This role will be responsible for network operations, server and system management, security enforcement, backup and recovery, and IT operations oversight.

Responsibilities

Network Administration

• Manage Fortinet firewalls, including policy control, DPI, IPS, web/content filtering, and SD-WAN routing.
• Configure and maintain Cisco Catalyst switches and Cisco WLC controllers.
• Operate multi-ISP SD-WAN, failover routing, and IPSec tunnels.
• Implement 802.1X authentication with NPS/RADIUS and dynamic VLAN assignment.
• Maintain captive portal environments and secure Wi-Fi (2.4/5 GHz).
• Monitor bandwidth, la...