The selected Proposer shall furnish all labor, new materials, tools, supplies and other items required for the design, installation, maintenance, repair, and management and operational support services for: (i) all voice and data network infrastructure for MDAD, its users and tenants; (ii) the management of shared airport tenant services (“SATS”) for the County to tenants and users at the Airport (collectively, the “Work”); and (iii) the management of cybersecurity services for MDAD, its users and tenants. The Work includes, but is not limited to: a) provisioning of voice and data network services; and the purchase and management of cybersecurity services; b) maintaining existing and future voice and data networks infrastructure equipment including operation, maintenance, repair, monitoring, and support of network devices such as routers, switches, and servers; c) supporting of circuits, including vendor resolutions and support of environmental including UPS devices for all switches and routers at all sites; d) daily analysis of network performance to research trending and troubleshooting from end point to end point to enable quick resolution of system degradation; e) providing capacity planning for all network links, PBX switches and trunk groups; f) providing an on-site Help Desk and Network Operation Center, and a Security Operations Network Center dedicated to providing uninterrupted service to airport operations and monitoring of the security network for cyber threats; g) managing the existing voice and data network infrastructure; h) maintaining records as required by MDAD, including but not limited to, equipment and cable plant, record keeping of work order activity, equipment inventory, telephone number inventory, number dialing plan, key sheets, and cable management to the Intermediate Distribution Frame level and jack level for existing and new structure; i) managing the turn-key installation of new voice, data and network services such as user training on equipment, project scheduling, and appropriate billing to MDAD and SATS customers; j) provision of CATV; k) billing user customers for services, and also for the specified equipment, including when specifically requested by appropriate work order; l) needs assessment