L2 Enterprise Network Engineer

• Enterprise Customer Support: Resolve escalated network issues related to DIA, Internet, MPLS VPN, BGP, IP addressing, and enterprise connectivity.
• Escalation & Vendor Coordination: Handle L1 escalations and coordinate with L3 engineers, vendors, ISPs, and customers to ensure timely incident resolution.
• Network Troubleshooting & Configuration: Troubleshoot L2/L3 issues involving routers, switches, VLANs, MPLS, and Internet connectivity, and configure enterprise network devices based on customer requirements.
• ISP Access Network Support: Troubleshoot PPPoE, BNG/BRAS, DHCP, DHCP Relay, IP pools, VLANs, QinQ, FTTX, OLT, and customer access-related issues.
• L2 Network Troubleshooting: Diagnose VLAN, trunk, STP/MSTP, MAC flapping, network loops, broadcast storms, MTU, and interface-related issues.
• Network Monitoring & Performance: Monitor bandwidth utilization, latency, packet loss, interface errors, BGP sessions, CPU/memory utilization, and network availability using NMS tools such as Nagios, Cacti, Zabbix, and SmokePing.
• Routing Protocols: Configure and troubleshoot BGP, OSPF, and static routing, including route policies, communities, and route redistribution.
• Change & Incident Management: Execute approved network changes, maintenance activities, migrations, configuration backups, and incident resolution while maintaining proper documentation.
• MPLS & VPN Services: Provide basic troubleshooting support for MPLS, LDP, L3VPN, L2VPN, VPLS, and VPWS services.
• Internet & Upstream Connectivity: Troubleshoot transit and peering connectivity, CDN issues, latency, packet loss, and routing-related performance problems.

• Bachelor’s degree in Networking, Computer Science, Information Technology, or a related field.
• Relevant experience in enterprise networking, ISP networking, NOC, or network operations.
• Strong practical knowledge of L2/L3 networking, switching, VLANs, trunking, and routing.
• Hands-on experience troubleshooting routers, switches, enterprise connectivity, and network infrastructure.
• Working knowledge of BGP, OSPF, and static routing.
• Understanding of MPLS, L2VPN/L3VPN, LDP, VPLS, and VPWS.
• Knowledge of ISP access technologies including PPPoE, BNG/BRAS, DHCP, DHCP Relay, QinQ, FTTX, and OLT.
• Experience with network monitoring tools such as Nagios, Cacti, Zabbix, or SmokePing.
• Strong troubleshooting and incident-handling skills with the ability to work on escalated issues.
• Ability to coordinate effectively with L1/L3 teams, vendors, ISPs, and enterprise customers.
• Good documentation, communication, and problem-solving skills.

We are looking for a hands-on L2 Enterprise Network Engineer who can independently troubleshoot complex customer and infrastructure network issues. The ideal candidate should have practical experience with switching, routing, BGP, enterprise connectivity, ISP access networks, MPLS/VPN services, and network monitoring, along with the ability to coordinate escalations with internal teams and external vendors.