Network Engineer L2/L3 Support (Routing, Switching & SD-WAN)

Experience- 5-12 Years

Location- Bangalore

Job Summary

We are seeking a skilled Network Engineer (L2/L3) with strong expertise in Routing, Switching, SD-WAN, and Enterprise Network Operations. The candidate will be responsible for managing, troubleshooting, and optimizing enterprise network infrastructure while providing Level 2 and Level 3 support for critical network incidents, changes, and projects.

Key Responsibilities

Routing & Switching
- Configure, troubleshoot, and maintain enterprise LAN/WAN environments.
- Manage routing protocols such as OSPF, BGP, EIGRP, and static routing.
- Configure and troubleshoot Layer 2 technologies including VLANs, STP, EtherChannel, VTP, and trunking.
- Perform network capacity planning, optimization, and performance monitoring.
- Support network migrations, upgrades, and implementation projects.

SD-WAN
- Implement, manage, and troubleshoot SD-WAN solutions (Cisco Viptela, Meraki, Versa, Silver Peak, Fortinet, etc.).
- Monitor SD-WAN policies, application routing,



and link performance.
- Handle branch deployments, controller management, and policy configurations.
- Troubleshoot overlay and underlay connectivity issues.

L2/L3 Support
- Provide advanced support for network incidents and service requests.
- Perform root cause analysis (RCA) for critical outages and recurring issues.
- Participate in major incident management and problem management activities.
- Collaborate with vendors, ISPs, and internal teams for issue resolution.
- Ensure adherence to SLA and operational standards.

Network Security & Operations
- Troubleshoot ACLs, NAT, VPN, and firewall-related connectivity issues.
- Monitor network health using NMS tools such as SolarWinds, PRTG, LogicMonitor, or Nagios.
- Perform configuration backups, documentation, and change management activities.
- Ensure compliance with security policies and best practices.

Required Skills

Technical Skills
- Solid k

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