Key Responsibilities:
Manage and maintain LAN/WAN network infrastructure.
Configure, monitor and troubleshoot Cisco Routers, Switches and Firewalls.
Perform routing & switching configuration and troubleshooting.
Hands-on knowledge of VLAN, STP/RSTP, TCP/IP, DHCP, DNS, NAT.
Working knowledge of routing protocols such as OSPF, BGP/EIGRP.
Monitor network performance through NMS/monitoring tools and resolve network incidents within defined SLA.
Troubleshoot connectivity, packet loss, latency and link-related issues.
Coordinate with ISP/service providers and OEM vendors for network-related issues.
Support firewall, VPN and basic network security activities.
Maintain network documentation, incident reports, configuration records and network diagrams.
Participate in network implementation, upgradation and preventive maintenance activities.
Provide L1/L2 network support and escalate complex issues to higher support teams.