Track Lead - Network LAN/WAN

Experience: Not Available to Not Available years

Location: Noida, India

Skills: LAN, WAN, SD-WAN, routing, switching, TCP/IP, subnetting, BGP, OSPF, EIGRP, VLANs, STP, RSTP, MST, LACP, trunking, port-security, MPLS, Internet VPN, DIA, QoS, Cisco, Juniper, Arista, Fortinet, Palo Alto, VMware NSX, ITIL, RCA

Job Summary
An experienced L3 Network Data Engineer (LAN/WAN) to lead advanced troubleshooting, incident restoration, problem management, and proactive optimization of enterprise LAN, WAN, SD-WAN, and routing/switching settings. This role provides Tier-3 escalation support, owns complex technical issues end-to-end, drives root cause analysis (RCA), implements network changes, and ensures high availability, performance, and security of the network infrastructure across data centers, campuses, and remote sites.

Key Responsibilities
L3 Operations & Escalation Support

• Provide Tier-3 (L3) escalation for LAN/WAN incidents, including major incidents (P1/P2); restore service within SLA and lead technical bridges when required.
• Perform advanced troubleshooting across:
• Routing: OSPF, BGP, EIGRP (where applicable), route redistribution, policy-based routing
• Switching: VLANs,



STP/RSTP/MST, LACP, trunking, port-security
• WAN/SD-WAN: MPLS, Internet VPN, DIA, SD-WAN overlays/underlays, path selection

• Support and tune QoS for voice/video/business-critical apps (classification, marking, queuing, shaping/policing).
• Ensure network stability by identifying recurring patterns and driving permanent fixes.

Skill Requirements
Robust hands-on experience with enterprise LAN & WAN operations and troubleshooting.
Deep understanding of:
• TCP/IP, subnetting, routing protocols (BGP/OSPF), switching fundamentals (STP/VLAN/LACP)
• WAN technologies: MPLS, IPsec VPN, GRE, DMVPN (if applicable), Internet edge routing
• SD-WAN concepts: overlay/underlay, controller/orchestrator operations, policy/routing
• QoS and traffic engineering

• Experience with network platforms such as:
• Cisco (Catalyst, Nexus, ISR/ASR, WLC), Juniper, Arista, Fortinet, Palo Alto, VMware NSX (any relevant mix)

• Robust knowledge of operational processes:
• Incident/Problem/Change Management (ITIL), RCA, post-incident review

Other Requirements
NA

📌 Track Lead Network Lan/wan Noida (India)
🏢 HCL Technologies
📍 India