Job Summary

The Network L3 Engineer serves as the highest technical escalation point for complex network incidents, problem management, and infrastructure optimization. The role is responsible for maintaining network availability, performing root cause analysis, leading major incident resolution, implementing network changes, and driving continuous service improvements across enterprise LAN, WAN, Data Center, and Security environments.

Key Responsibilities

Provide L3 support for critical network incidents and outages. Perform advanced troubleshooting of routing, switching, WAN, VPN, and data center networking issues. Conduct Root Cause Analysis (RCA) and recommend permanent fixes. Lead implementation of network changes, upgrades, and migrations. Optimize network performance, capacity, and availability. Maintain network documentation, SOPs, and knowledge articles. Support major incidents and participate in on-call rotations. Collaborate with Security, Cloud, Server, and Application teams. Mentor L1/L2 engineers and provide technical guidance. Ensure compliance with security and operational standards.

Skill Requirements

Technical Skills Strong hands-on experience with: Routing & Switching BGP OSPF EIGRP MPLS VLAN, VTP, STP EtherChannel VRRP, HSRP WAN & Connectivity MPLS VPN SD-WAN QoS TCP/IP DNS,



DHCP Network Security IPSec VPN Firewalls AAA TACACS+ RADIUS NAC solutions Data Center Networking Cisco Nexus ACI (preferred) Load Balancers (F5 preferred) Network Monitoring Tools Monitoring & Tools SolarWinds PRTG ThousandEyes Wireshark Cisco DNA Center Required Certifications (Preferred) Cisco CCNP Enterprise CCIE (Preferred) Fortinet NSE Palo Alto PCNSE ITIL Foundation Soft Skills Robust analytical and problem-solving abilities. Excellent communication and stakeholder management. Ability to work in a global 24x7 support model. Leadership and mentoring capabilities.

Must Have Skill

Network LAN/WAN mgmt

Good to Have Skill

Other Requirements

Technical Skills Strong hands-on experience with: Routing & Switching BGP OSPF EIGRP MPLS VLAN, VTP, STP EtherChannel VRRP, HSRP WAN & Connectivity MPLS VPN SD-WAN QoS TCP/IP DNS, DHCP Network Security IPSec VPN Firewalls AAA TACACS+ RADIUS NAC solutions Data Center Networking Cisco Nexus ACI (preferred) Load Balancers (F5 preferred) Network Monitoring Tools Monitoring & Tools SolarWinds PRTG ThousandEyes Wireshark Cisco DNA Center Required Certifications (Preferred) Cisco CCNP Enterprise CCIE (Preferred) Fortinet NSE Palo Alto PCNSE ITIL Foundation Soft Skills Strong analytical and problem-solving abilities. Excellent communication and stakeholder management. Ability to work in a global 24x7 support model. Leadership and mentoring capabilities.

📌 Track Manager - Network LAN/WAN (India)
🏢 HCLTech
📍 India