Senior Network Engineer

ibex; Karachi Division; On-site; PKR 2,400,000 - 3,600,000; Full time

Job summary

Ibex is seeking a Senior Network Engineer to design, implement and troubleshoot WAN/LAN infrastructure across data centers and regional offices. You will work with BGP/EIGRP/OSPF, Cisco Catalyst switches, and ISR/ASR routers to ensure uptime and performance.

You will monitor networks with SolarWinds, manage security with multi-vendor firewalls, and collaborate with security and operations teams on changes, capacity planning, and incident response.

Qualifications

• Master’s or Bachelor’s degree in Computer Science or Engineering.
• 4–5 years of experience with WAN protocols, LAN/WLAN, Cisco Catalyst switches, and Cisco ISR/ASR routers.
• Knowledge of NG firewalls (multi-vendor) and security practices.
• Familiarity with wireless controllers and access points.
• Experience with SDN/SD-WAN, public cloud, and security products.
• Experience with ITIL practices and enterprise change management.

Responsibilities

• Troubleshoot and provide Tier 1/2/3 support to diagnose and resolve escalated issues.
• 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 change management policies to ensure proper approvals and 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 backups.
• 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.

Skills

WAN protocols (BGP, EIGRP, OSPF)

LAN/WLAN management (DNS, IP addresses

Network security and firewall concepts

Education

Master’s or Bachelor’s degree in Computer Science or Engineering

Tools

SolarWinds Orion

Cisco IOS

NG firewalls (Cisco ASA, Palo Alto, FortiGate)

Job description

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