Configuring and managing routers and switches (Cisco/Juniper/HP depending on your experience).
Implementing STP (Spanning Tree Protocol) and its types like RSTP, MSTP, to avoid network loops.
Managing VLANs, trunk ports, and inter-VLAN routing to segment and control traffic.
Setting up and troubleshooting OSPF, EIGRP, and static routing depending on network design.
Monitoring network performance, identifying bottlenecks, and applying appropriate solutions.
Handling day-to-day network operations, managing up to [X] switches, and ensuring 99%+ network uptime.
Working on Layer 2 and Layer 3 troubleshooting, addressing issues with MAC address tables, ARP, routing tables, etc.