Job Summary

Network SD-WAN/Router L3 Engineer with 9+ years of relevant experience in enterprise WAN, routing, and SD-WAN technologies. Responsible for advanced troubleshooting, complex configuration, major incident resolution, RCA, network optimization, upgrades, and technical support for enterprise SD-WAN and router infrastructure.

Key Responsibilities

Manage and troubleshoot complex SD-WAN, WAN, and enterprise routing infrastructure. • Troubleshoot advanced BGP, OSPF, routing, MPLS, VPN, latency, packet loss, and connectivity issues. • Manage SD-WAN policies, routing policies, application-aware routing, path selection, redundancy, and failover. • Lead technical resolution of critical/major WAN and SD-WAN incidents. • Perform detailed Root Cause Analysis (RCA) and implement corrective/preventive actions. • Plan and implement complex configuration changes, router/SD-WAN upgrades, and post-change validation. • Analyze WAN performance, bandwidth utilization, circuit health, and recurring network issues. • Coordinate complex ISP/carrier, MPLS, Internet, and branch connectivity troubleshooting. • Provide technical guidance and escalation support to L1/L2/L2.5 engineers. • Coordinate with network security, LAN, cloud, infrastructure, OEM, and telecom service providers. • Maintain technical documentation, configurations,



SOPs, and knowledge articles. • Provide on-call support for critical network incidents as required.

Skill Requirements

Strong hands-on experience with enterprise SD-WAN and router management. • Advanced knowledge of TCP/IP, BGP, OSPF, static routing, route redistribution, and routing policies. • Robust experience with Cisco SD-WAN/Viptela or equivalent enterprise SD-WAN platforms. • Strong understanding of MPLS, Internet WAN, VPN, QoS, NAT, ACL, and WAN redundancy. • Experience with SD-WAN policies, traffic engineering, application-aware routing, and path selection. • Advanced troubleshooting of routing, WAN circuits, latency, packet loss, failover, and application connectivity. • Experience with network monitoring, packet analysis, and diagnostic tools. • Strong knowledge of Major Incident Management, RCA, Problem Management, and Change Management. • Strong technical communication, vendor coordination, and documentation skills. • CCNP Enterprise/CCNP-level knowledge or equivalent certification preferred.

Must Have Skill

Software-Defined Networking Wide Area Network (SD-WAN),Cisco Unified Wireless Networking,Network LAN/WAN mgmt

Good to Have Skill

Other Requirements

NA

📌 Track Manager - Wireless Networking (India)
🏢 HCLTech
📍 India