Zia Ud din CCNP Certified

Managed and supported enterprise network infrastructure including routers, switches, and firewalls in
telecom and smart city projects.
Configured and maintained routing & switching technologies including OSPF, VLANs, VRFs, and Layer
2/Layer 3 networks.
Monitored network performance and resolved connectivity, routing, and latency issues to ensure
maximum uptime.
Supported deployment and troubleshooting of CCTV, access control, and physical security network
systems.
Managed fiber optic and Cat6 structured cabling for access, distribution, and core network
connectivity.
Assisted in firewall configuration and network security management using Fortinet solutions.
Performed network testing, preventive maintenance, documentation, and technical support activities.
Coordinated with project teams during site implementation, commissioning, and network integration.
Supported network deployment, integration, and implementation for enterprise and SP networks.
Worked with HLD/LLD design and execution.
Configured and optimized OSPF, ISIS, EIGRP, BGP routing protocols.
Implemented VLANs, trunking, STP/MSTP, EtherChannel.
IP addressing, subnetting (IPv4/IPv6).
MPLS fundamentals, GRE tunneling, and WAN connectivity design.
Supported network migration & cutover with minimal downtime.
Performed Cisco router/switch configuration, testing, and troubleshooting.
Delivered performance monitoring, ACLs, NAT, and port-security configurations.
Integrated new routers and migrated services from legacy devices.

Designed, configured, and maintained enterprise IP networks in large-scale telecom and smart city projects.
Worked on routing protocols such as OSPF and BGP for stable network connectivity.
Implemented VLANs and VRFs for secure traffic segmentation (CCTV, access control, enterprise systems).
Supported core, distribution, and access layer network infrastructure.
Troubleshot routing, switching, and connectivity issues to ensure high network availability.
Managed fiber uplinks and coordinated site deployment and testing activities.

Managed user lifecycle (onboarding/offboarding) using Active Directory and Office 365
Provided IT support for hardware, software, and network-related issues
Administered Office 365 services including user accounts and permissions
Supported remote collaboration tools (Zoom, Teams)
Performed system updates, patching, and endpoint support