network automation , network security, Vpns, Network Architecture, Firewalls, Routing Protocols, cloud networking, access control implementations, network documentation tools, configuration management systems, network design principles, hybrid infrastructure, switching technologies

Bfd, Netflow, Qos, DWDM, OSPF, Python, BGP-LU, MP-BGP, IS-IS, IPFIX, RSVP-TE, Juniper MX, SR-MPLS, 800G, Otn, active optical networking, 400G, coherent optics, Mpls, Cisco ASR, MACsec