L2 Network Engineer, L3

Position: Network Engineer L3

Experience: 4 to 7+ Years

Location: Navi Mumbai

Work Mode : 6 days WFO and General Shift.

CTC : 15Lpa (based on interview)

Skills Required: Routing Switching SD-WAN

Viptela = Cisco SD-WAN networking technology

Roles Responsibilities

Provide L3 technical support for complex network incidents, service disruptions and performance issues.

Design, implement, configure and troubleshoot enterprise-level routing and switching infrastructure.

Configure, tune and troubleshoot advanced routing protocols including OSPF, EIGRP and BGP.

Perform advanced troubleshooting of VLAN, VPC, VDC, VRF, STP/RSTP, inter-VLAN routing and switching-related issues.

Manage and troubleshoot static routes, route redistribution, prefix lists, route maps and routing policies.

Analyze routing tables, packet flows and traffic patterns to identify network bottlenecks, routing loops and performance issues.

Handle complex incidents escalated from L1/L2 teams and provide root-cause analysis and permanent resolution.

Perform network capacity planning, performance tuning and optimization to improve availability and convergence.

Configure, implement, monitor and troubleshoot Cisco Viptela SD-WAN infrastructure, including vManage, vSmart, vBond, WAN Edge devices, tunnels, VPNs, templates and centralized policies.

Troubleshoot SD-WAN control-plane and data-plane connectivity, overlay tunnels, routing, application performance and policy-related issues.

Configure and troubleshoot MPLS, IPsec/SSL VPN and SD-WAN technologies.

Configure, troubleshoot and support firewall connectivity, policies and network security-related issues.

Perform configuration, upgrades, firmware updates and replacement activities for Cisco routers, Nexus/Catalyst switches and related network devices.

Lead and execute network changes, migrations, hardware replacements and maintenance activities with minimal service disruption.

Participate in network design, implementation and technology refresh projects.

Develop and maintain network documentation, HLD/LLD, topology diagrams, configuration standards and troubleshooting procedures.

Conduct Root Cause Analysis (RCA) for major incidents and implement preventive/corrective actions.

Coordinate with ISPs, OEMs, vendors and internal teams for complex network issues and service restoration.

Ensure assigned Viptela SD-WAN/network infrastructure at the client site is configured, tested, optimized and operational.

Provide technical guidance and mentoring to L1/L2 network engineers.

Ensure compliance with change management, incident management and network security processe

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