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itsabdullahz

Abdullah Zahid

@itsabdullahz

Network Engineer Cisco Configuration Security Specialist

Pakistan
English, Urdu, Hindi
About me
Network Support Engineer Cisco Specialist I am a dedicated Network Support Engineer specializing in configuring, securing, and troubleshooting network infrastructures. I have extensive hands-on experience working with Cisco Catalyst switches and routers, as well as building and diagnosing network environments in Cisco Packet Tracer. My focus is on delivering efficient connectivity fixes, implementing network security best practices (like DHCP snooping and DAI), and resolving routing issues quickly. Let's get your network running flawlessly!... Read more

Skills

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itsabdullahz
Abdullah Zahid
Offline • 

See my services

Technical Support
I will do cisco network configuration and troubleshooting
From$20 / projectMore details

Work experience

Network Support Engineer

Pak Elektron • Full-time

Jul 2025 - Present • 1 yr

Responsible for configuring, maintaining, and troubleshooting enterprise networking infrastructure to ensure maximum uptime, security, and performance. Hardware Configuration: Install, configure, and maintain Cisco switches (Catalyst series) and routers. Network Segmentation: Implement and manage VLANs, trunk links, and Inter-VLAN routing (ROAS, Layer 3 switches). Security & Mitigation: Configure layer-2 security features, including Port Security, DHCP Snooping, and Dynamic ARP Inspection (DAI). Troubleshooting: Resolve complex routing and switching issues, ip addressing conflicts, and assist with physical device password recovery. Lab Simulation: Design, test, and document network topologies using Cisco Packet Tracer and GNS3 prior to physical deployment.