Ryan Casimiro

Background

About Ryan Casimiro

Senior Design Engineer Mobile Network with 15+ years of experience in telecommunication, with strong technical skills and experience in wireless and wireline design and deployments. Experience in last mile copper installation, maintenance and troubleshooting, with basic installation, operation, maintenance of software and hardware upgrades of various network nodes ALU Avaya ERS8600, Bridgewater Ericsson CDMA/UMTS/WCDMA, Genband C20, Nortel DMS 100/250, Cisco 1800 series and Huawei 4G LTE. Design skill and experience in legacy TDM, SIP, VoIP and IP networks. Experience in NE listing below: ALU – and LiteSpan 1540 remote small Switches AVAYA: Ethernet Routing Switches incl: ERS8600 & Contivity VPN; BRIDGEWATER: for EVDO Accounting Authorization and Authentication COGNITRONICS: 685 Number Change machine ECI TELECOM: DTX 240 ERICSSON: CDMA Voice/Access/Packet Core nodes incl: MTX VSE (ATCA), CBM, CMT, GWC, SAM21, MGW15K, USP, SGSN MME and GGSN MPG GENBAND: DMS, C20a, CS2K, BBSTP, CBM, CMT-IEMS, GWC, SAM21, ERS8600, MG15K, MS20x0, SAM21, SSTK, USP, SSL, A2 IBM: BladeCenter Chassis MICRO WAVE NETWORKS: Basic Knowledge of Proteus MX MITEL: remote small Switch NORTEL: DMS100, XACORE, CS2K, VSE, GSM, CDMA, BBSTP/USP and Meridian small Switches. STARENT/CISCO: (PDSN16K); SUN(Oracle): little experience in maintaining SUN OS Solaris 8, 9 & 10 software & various SUN/Oracle hardware platforms; SYMMETRICOM: GPS clocks & NTP VOICEWARE: TSP Prepaid Platform Specialties: Troubleshooting, software & hardware upgrades, Operations & Maintenance, and Lead & assist technical teams to implement software data-base engineering and planning for the Government of Belize (GOB) C20 VOIP Centrex SIP solution, WCDMA Packet core implementation SGSN MME GGSN MPG and Sigtran (SS7/M3UA) Signalling Implementation