Azhar Uddin

Managed Cisco SD-WAN (Viptela) and enterprise routing/switching across global sites, supporting 180+ edge devices (ISR4451/C8300) and Catalyst 9K/3650/2960. Performed end-to-end path analysis using CLI and LiveAction; validated OSPF, BGP, OMP, IPsec, BFD, QoS, NAT, and Zscaler flows. Troubleshot WAN instability, control/tunnel failures, and bandwidth congestion, led P1/P2 incidents, coordinated with ISP/firewall/cloud/security teams, and executed routing, failover, and traffic-steering changes.

Team Lead managing technical Ops & Maintenance for MP-SWAN SD-WAN (Viptela) infrastructure. Lead a team of engineers overseeing 400+ vertical POPs and 10,000+ horizontal clients. Expert in Cisco ISR 4321/2960 deployments, hybrid MPLS/SD-WAN environments, and OMP/BGP route exchange. Specialized in VRRP (IP SLA), inter-VLAN routing, and ZTP. Manage NOC operations, troubleshooting complex connectivity issues across BSNL/JIO/RF circuits, and leading technical project delivery for secure enterprise WAN.

Full-service technical support professional with strong hands-on experience in Cisco routers and switches, network troubleshooting, and user ticket resolution across hardware, software, and connectivity issues. Skilled in remote diagnostics, targeted problem analysis, documenting fixes, escalation handling, and user follow-up. Experienced in LAN, workstation, installation, maintenance, and technical documentation support.

Provided IT support to direct clients by resolving hardware, software, and network issues. Guided users through application and peripheral installation, diagnosed problems with targeted questions, and performed remote troubleshooting to restore service. Logged issues and solutions, escalated unresolved cases, followed up with users, documented processes, and supported LAN/workstation installation, maintenance, and troubleshooting.