Data Centre Network Administrator

Job Role- Data Centre Network Administrator

Location- Chennai

Experience- 2-5 years

Work mode- 6 Days work from office

Walk in drive on 28Feb.

Must Have- Networking , Data Center Operations , L2 Support , Network Availability , DC and WAN Architecture, CISCO Switching .

Job Summary

We are looking for a skilled Data Centre Network Administrator to manage, monitor, and support enterprise-grade data centre network infrastructure. The role involves handling core switching, routing, firewalls, and network security, ensuring high availability, performance, and compliance with organizational SLAs.

Network & Data Centre Operations

• Handle L2 incident, service request, and change management activities

• Monitor network availability, performance, and security events

• Perform initial troubleshooting and escalation with detailed analysis

• Assist in DC & WAN architecture planning

• Review and optimize existing network topology

• TCP/IP, OSI model

• Routing & Switching

• Network security concepts

• Support rack & stack, cabling, patching, and cross-connects

• Manage DC interconnects, MPLS, leased lines, and internet circuits

• Support cloud connectivity (Azure / AWS) via VPN or ExpressRoute / Direct Connect

Cisco Switching

• Configure and troubleshoot
• VLANs, Access & Trunk ports
• STP, Port-Channel
• VLAN routing
• Switch installation, port activation, and license management
• STP loops and convergence issues
• Routing protocol (OSPF and BGP)
• Support Nexus / DC switching concepts
• Lead switch refresh and migration activities
• Port security
• STP (RSTP/MST – basic)
• EtherChannel / Port-Channel
• Perform switch installation, rack & stack, and cabling validation
• Handle MAC address table and ARP-related issues
• Configure and manage