Jonathan Down Email & Phone Number

•High energy telecommunications/data network Sr Solutions Architect with 25+ years of experience in designing, building and supporting voice and data networks of numerous technologies.•Distinct attention to quality control and customer satisfaction•Proven track record in pre- and post-sales customer support (technical presentations, RFP/RFI preparation, consultancy and field trials).•Extensive hands-on experience in IP (Wireless, WAN, LAN, WiFi) networking with VoIP, video and other internet based applications. •Strong working and theoretical knowledge of Ethernet Backhaul (EBH), 3GPP and 3GPP2 AAA (RADIUS and DIAMETER), HSS, CDMA, 1xRTT, EVDO, eHRPD, LTE, 5G, Wi-Fi and WiMAX and other wireless networking.Specialties: eHRPD, HRPD, CDMA, EVDO, SIP, MIP, WiFi, WiMAX, ISP Design, Network Layout and Implementation, Communications, Linux/BSD and Sun Solaris Unix Systems, F5 Networks, 802.11, y.1731, TWAMP, 802.16, VoIP, SIP, AAA, RADIUS, LTE, IMS, PCRF, HSS, AAA, 3G, 4G, 5G, Data Networks, Application and Network Policy Control