The Network Engineers provide hands-on technical support for Cisco Nexus and Application Centric Infrastructure environments, top-of-rack switching, and data-center connectivity, supporting installations, technology refreshes, maintenance, outages, and equipment-relocation cutovers. Monitor network availability, performance, capacity, and faults; troubleshoot Layer 2/Layer 3, fabric, routing, latency, and packet-loss issues, including WAN, SD-WAN, firewall, VPN, wireless, and cloud connectivity affecting data-center services.