Roy Sakai Email & Phone Number

São Paulo Area, Brazil

As Technical Implementation Consultant, I'm responsible for Implement, run ATP and support Incognito Software Systems in Brazil and LA region.

São Paulo Area, Brazil

I work at Huawei Brazil supporting Vivo’s NGIN, ENIP and Mediation Systems.I'm responsible to support Vivo’s plant working on calls, night shifts, MaintenanceWindows and overtime.Troubleshooting SIP, CAMEL, SS7, TUGO, Volte and Mobile Call flow signaling protocolsusing Wireshark and/or iTrace.

I work at Alcatel-Lucent São Paulo plant on Management Systems (NGN, SDH, Metro-Ethernet and GSM) and integration of those systems with OSS Northbound Systems.I'm helping Genesys Call Center team of Alcatel-Lucent, configuring hundreds of servers (Linux Red Hat, Windows Server) which is part of the project at Telefonica an Vivo. And planning and installing Genesys Applications on those servers.I'm trained LTE (4G) Access and Core (Intallation, Implementation, Management and Commissioning) Professional.After working at TIM Small Cell project implementing and integrating the management system to Femtocell Core, I went to Turkey on a Upgrade Workshop and now I'm upgrading Management System and Core System of Vivo and Claro Small Cell.

I'm helping Genesys Call Center team of Alcatel-Lucent, configuring hundreds of servers (Linux Red Hat, Windows Server) which is part of the project at Telefonica an Vivo. And planning and installing Genesys Applications on those servers.

I support Latin America Comverse RTBS customers.I install, expand and upgrade RTBS of Latin America’s customers.

I plan, do and document tests on equipments and softwares of many VoIP, MESH an wifi vendors, that resulted in partnership with IPCorp, Track Studio, Argent Software, Ynoma, and Ilient.I managed resources (human and equipments) on the migration, training and acceptance of the Agilent´s acceSS7 inside the Brasil Telecom (one of the big Telecommunication operators of Brasil).I did part of negotiations, planning, and I managed resources and third parties, of the implementation, commissioning, acceptance tests and training of the Agilent´s acceSS7 inside TIM Brasil in many states of Brazil.I did part on negotiations, and I managed resources on the relocation of the acceSS7 of Embratel involving third parties, outsourcing, coordination, and good relation with the client resulting in the zero complaint and on schedule delivery.

São Paulo Area, Brazil

Helping in Telesp Celular system implantation, it gave the ability to optimize the analysis, dimensioning and cut down the lost of revenue and it made responses of calls more quickly Acting in the Embratel's system expansion, adding more visibility of their network, high performance and they can quickly diagnose problems of their networkGiving post-implantation support of Telesp Celular, Embratel, Global Telecom, Brasil Telecom, it maintain the system and the trust on the systemOptimizing the time of programming data of Brasil Telecom's system, thanks to a automated tool I implanted, cut the programming time from a year

São Paulo Area, Brazil

I was responsible to implement, test, run acceptance tests and support Switching Systems of NEC Corporation (NEAX6i Sigma).I implemented 2 NEAX61 Sigma Switching System on TELEMAR, Para State in 5 months, increasing their network coverage and contributing to bond relations to NEC/NESIC.I was responsible to comply with Anatel's Goals for implement Operator Selection Code in many Sites of Telefonica and Telemar Operators.

Bachelor, Telecomm Engineering

High School, High School