Supported by network team: HAS Users, Tenants, Servers, CCTV Security Cameras, Badge Access System, Flight Information Display (FIDS), Perimeter Intrusion System, IP Phones with PBX, IP PA Mics, Fire Alarm System, HVAC Monitoring, HAS Internet access, Tenant Internet Service, Wireless HAS Access utilizing Aruba Wireless Solutions. The Senior IT Professional is part of the Technology Infrastructure Division of the Houston Airport System (HAS) Provides network support services: Administrator, monitor and maintain 665 + Cisco network switches/firewalls/network monitoring tools both wired and Aruba wireless across the 3 airports.