Job Description

Locations: Karachi, Pakistan

Categories: Infrastructure Services

Req ID: 29816

Overview

Ibex is looking for a Senior Network Engineer with experience in WAN protocols (BGP, EIGRP, OSPF), LAN/WLAN (DNS, IP addressing, QoS, Spanning Tree, Multicast), Cisco Catalyst switches, and Cisco ISR/ASR routers, who can provide Tier 1/2/3 support to diagnose and resolve escalated issues.

Responsibilities

• Troubleshoot and provide Tier 1/2/3 support to diagnose and resolve escalated issues that may cause service degradation or connectivity interruptions across the Data Center, Disaster Recovery (DR) site, regional hubs, and all branches
• Manage and maintain network infrastructure, handling new tasks independently
• Perform routine network maintenance and system upgrades
• Monitor network performance to ensure system availability and reliability
• Track resource utilization, analyze trends, and support capacity planning
• Adhere to established configuration and change management policies to ensure change awareness, proper approvals, and successful implementation
• Define and implement network security rules, policies, and procedures in collaboration with the security team
• Liaise with internal and external teams to resolve issues efficiently
• Handle network-related queries from operations and end users
• Maintain network tools and applications such as SolarWinds Orion, TACACS, and configuration backup systems
• Join incident bridges, manage trouble tickets, and respond to real-time network queries
• Coordinate with telecom/carrier service providers as needed
• Configure and install various network devices and services (e.g., routers, switches, firewalls, VPNs, etc.)

Qualifications

• Master’s or Bachelor’s degree in Computer Science or Engineering
• 4 to 5 years of experience with WAN protocols (BGP, EIGRP, OSPF), LAN/WLAN (DNS, IP addressing, QoS, Spanning Tree, Multicast), Cisco Catalyst switches, and Cisco ISR/ASR routers
• Knowledge of NG firewalls (multi-vendor: Cisco ASA, Palo Alto, FortiGate) and security products/practices (ACLs, firewalls, VPNs, etc.)
• Familiarity with wireless access controllers and access points
• Project experience implementing core infrastructure, networking, and cloud-based services for business teams or consumers
• Experience with SDN/SD-WAN, public cloud, and security products/practices (ACLs, firewalls, VPNs, etc.)
• Expertise in troubleshooting routing, switching, and VPNs; strong understanding of WAN and internet multi-homing architecture
• Experience with security audits, network patching/upgrades, and compliance with network security policies
• Knowledge of ITIL and enterprise change management processes
• Operational excellence with a solid understanding of ITIL practices
• Strong experience with next-generation firewalls (multi-vendor: Cisco ASA, Palo Alto, FortiGate)
• Proficiency with Cisco IOS, Cisco ASA/Palo Alto firewalls, Fortinet Wireless, SolarWinds, and other network management tools
• Team management experience