Network Engineer – Data Center LAN (DCLAN)

About the role

We are looking for an experienced Network Engineer – Data Center LAN (DCLAN) to support, maintain, troubleshoot, and optimize enterprise data center network infrastructure. The role will focus on Cisco-based routing and switching, Data Center LAN environments, high availability, network troubleshooting, and operational support. The ideal candidate should have strong hands-on experience with data center networking technologies and be comfortable troubleshooting complex connectivity issues in a production environment.

Key responsibilities

• Design, configure, maintain, and troubleshoot Data Center LAN (DCLAN) infrastructure.
• Configure and support Cisco switches, routers, and data center networking equipment.
• Manage VLANs, trunking, access ports, Layer 2/Layer 3 switching, and inter-VLAN routing.
• Support Top-of-Rack (ToR), End-of-Row (EoR), and Leaf-Spine data center architectures.
• Configure and troubleshoot Port-Channel/EtherChannel and LACP.
• Support routing protocols including OSPF and BGP, as well as static and default routing.
• Implement and troubleshoot STP, HSRP/VRRP, ACLs, and network segmentation.
• Monitor network health and proactively identify performance, connectivity, and capacity issues.
• Troubleshoot network incidents involving VLANs, trunks, routing, interfaces, gateways, packet loss, and network loops.
• Support data center migrations, network upgrades, hardware replacement, rack-and-stack activities, and infrastructure changes.

About you

• 3+ years of solid experience in Data Center LAN / Network Engineering.
• Strong hands-on experience with Cisco networking technologies.
• Strong understanding of OSI Model, TCP/IP, TCP/UDP, ARP, IP addressing, subnetting, MAC addresses, and network protocols.
• Strong understanding of Layer 2 and Layer 3 networking.
• Hands-on experience with VLANs, access ports, trunk ports, and broadcast domains.
• Strong knowledge of Spanning Tree Protocol (STP).
• Hands-on experience supporting Data Center LAN environments.
• Knowledge of Top-of-Rack (ToR) and End-of-Row (EoR) switching.
• Understanding of Leaf-Spine architecture and data center network fabrics.
• Experience with OSPF, BGP, static and default routing, inter-VLAN routing, HSRP/VRRP, ACLs, NAT, STP, and VLAN and trunk configuration.