Tata Consultancy Services
IT Network EngineerNetworking Fundamentals:TCP/IP protocol suite (IPv4, IPv6)OSI ModelSubnetting and VLSMRouting protocols (e.g., BGP, OSPF, EIGRP, RIP)Switching concepts (VLANs, STP, LACP) Network Devices:Configuration and management of routers, switches, firewalls, load balancers, wireless controllers, etc. (Cisco, ...