Regional Engineering Manager for packet core, and Network Security, in DirecTV / SKY / AT&T Latin America, for Fixed Wireless Broadband solutions (FWB).- Technical leader for the first Comercial CUPS deployment in LATIN AMERICA (Argentina) using packet core 100% virtualized and CUPS 100% 3GPP compliant. (Sep 2019)- Technical leader for packet core for the first Commercial 5G SA (option 2) network in LATIN AMERICA, (Colombia and Argentina) using packet core 100% cloud native for FWB services (Aug 2020).- Expert in EPC, vEPC, 5G Core, IP networks and network security in charge to develop solutions and implement projects for packet core and FWB around Latin America, (Brazil, Argentina, Colombia, Peru and Venezuela).- In charge of Engineering, design and deployment, for solutions to be implemented on broadband network for following areas:- Core LTE and 5G: * EPC (MME, SGW, PGW), HSS, PCRF * Cloud and Virtualization: vEPC (vMME, vSGW, vPGW), vHSS, vPCRF, using Linux Red HAT, Ubuntu, KVM Hipervisor, OpenStack, and Containers - Kubernetes. * vEPC with CUPS (Control User Plane separation) * 5GC - AMF, SMF, UPF, NSSF, UDM, AUSF, PCF, and Service Based Architecture, all Cloud native * Providers: Ericsson, Cisco, Affirmed, Juniper, Huawei, etc * Open Core lab project (NextEPC, Open5Gs, Magma, Free5GC, OAI)- Core IP: * Routers and switches for Core, Distribution and Access. * Virtualization, vRouters (RR) * MPLS networks * Providers: CISCO, JUNIPER, DELL and HUAWEI- Network Security * Firewalls, NGFW, IPS, URL Filtering, DDoS solutions, Antivirus. * Virtualization: vFirewalls, vFlow analysis, * Providers: CISCO, JUNIPER, Fortinet, HUAWEI, - Provissioning Systems * Systems to support provissionig for subscribers on LTE network with support to customer care systems. * Development of interfaces between provissioning and networks elements. * Programming Languages: Python, Perl, PHP, Shell Script.

* Service and Solutions Specialist on Nokia Solutions and Networks Packet Core.* Support for deployment on 4G LTE startup networks, and platforms related to NSN LTE Packet Core solution.* Customer Care Specialist on 2G/3G/4G on NSN Packet Core, treating NSN Customers Emergencies* Packet Core Solutions 3GPP QoS E2E Solutions, IMS Solutions.* Deployment, commissioning, integration, O&M and Support on following NSN Platforms:=> EPC/EPS - SAE-GW/P-GW=> MME=> SGSN=> GGSN=> FlexiISN=> FlexiNG=> FlexiNS=> Charging Gateway (CMD) @mediate

* Consultant at SKY LTE TDD Deployment, working on IP core and IP transport access Planning and Optimization, (IP core - Juniper, SAE-GW - NSN, MME - NSN, Backhaul - NSN, MW - NSN). * Responsible for project implementation, testing, validation and standardization (with IETF), for Dual Stack (IPv4-IPv6) Protocols, using DSMIP, Flow Mobility, DS-Lite, PCP, seamless handover and others, applied on "mobile IP" networks using Linux MAEMO (Nokia N900, Nokia N9) on mobile devices and Linux Debian and Ubuntu. This project is developed in partnership with NOKIA RESEARCH CENTER (NRC) from Dallas USA. * Architecture Development for Detection of Unlicensed User Equipment (Mobile Phones) on mobile networks. * Patents development (IPRs) * Technical Team Leader for, development and research of solutions in PS CORE(GPRS/EDGE/HSPA), IP/MPLS networks, IMS, VAS platforms, and CS Core (MSC/MSS/MGW) in mobile networks, for projects of the group "Network Technology" in NOKIA Institute of Technology. * Responsible for development of the IP architecture, for billing systems for GPRS/EDGE/HSPA networks, based on time of use, and type of services, using "Deep Packet Inspection (CISCO SCE and Nokia FlexiISN), and being controlled by a platform developed in C/C+ + and JAVA. * Responsible for implementation of projects using IMS architecture for the development of new services on convergent networks (eg: VCC, Video Call Anywhere, POC, Etc) using access networks 3G/2G, WiFi and WiMax, and develop improvements on Billing systems and QoS for IMS networks. * Preparation of project proposals for research and development, including all planning, scheduling, Budget (Capex and OPEX) and Business Case, to presentation to the board of NOKIA Institute of Technology. * Participation in national and international conferences and meetings, for research of new technologies, or for presentation of products and solutions developed on NOKIA Institute of Technology.

* Research and development of projects and solutions in 2G and 3G Packet Core (GPRS/EGPRS/HSPA). * Research and development of projects and solutions in VAS Platforms (SMS, VMS, MMS, etc) and Intelligent Networks (Pre-Paid, OCS). * Research and development of projects and solutions in network management on 2G and 3G network. * Research and development of projects and solutions on convergent networks FMC. * Research and development of projects on IP networks (Core e Border). * Coordination of “Laboratory testing for new Technologies” on BRT (network of reference) where all tests are conducted for new products and services for IP networks and mobile networks, this laboratory is a reference for others network telecommunications companies in Brazil.

* Consulting on operation maintenance and deployment of Core Packet (PS Core) - GPRS/EGPRS/HSPA 2G e 3G from NOKIA SIEMENS.* Consulting on operation maintenance and deployment of platforms OSS, Traffica, IN, VMS, SMS, MMS, IMS, Mobile TV (DVB-H), from NOKIA SIEMENS.* Preparation of MOBILE TV (DVB-H) TRIAL on Rio de Janeiro City.* Consulting on operation maintenance and deployment of Multi services IP networks (RMS), using IP/MPLS Backbone. * Development and implementation of systems to create new value added services, and new Intelligent Network (IN) services.* Development and implementation of projects for testing on GSM and WCDMA (Core PS e CS) on R&D environments.* Consulting on operation maintenance and deployment of Core MSS/MGW and MSC´s/HLR from NSN.

* Projects deployment and expansion of PS CORE GPRS/EDGE, from NORTEL e NOKIA SIEMENS* Projects and deployment of platforms IN, VMS, SMS, MMS, Pre Paid (PPAS, TSP/SCP, SDP, IVR, Minsat, EIR) on CLARO network (2G/3G).* Projects and deployment of TCP/IP Multi services networks RMS (CISCO).* Project implementation and expansion on MSS/MGW and MSC´s/HLR from Nokia and Ericsson* Projects and deployment of OSS (BSS and MSS), and NMS systems.* Administration of platforms from Management and Performance services on GSM networks, based on Sun/Solaris, HP-UX e Win2000 systems.* O&M in DCN/RMS POPs (Point of presence on CLARO IP Backbone).* Administration and operation on Pre Paid Platforms (Ericsson e Tecnomen), VMS, SMS, MMS e GPRS/EDGE (Core PS)* Operation on MSC´s Ericsson and MSSs/MGWs NOKIA SIEMENS.* Administration and operation on BSC´s GSM/GPRS Alcatel.* Coordination of preventive and corrective maintenance in ERB´s (TDMA) and Transmission systems.* Project Management for deployment and operation of OSS GSM ALCATEL, project that covered four GSM operators (Americel, Stemar, BSE, ATL).* Support in developing the project for implementation and operation of the system for Transmission Management Network (TMN) in the entire Region 7, Implementation of the system that integrates TMN, Fault Management, Performance Management (MSCs, cellsites and transmission network elements), Spares Management and control of maintenance for all the 7 states of Americel. All on a single NMS platform (NetBoss).* Development of applications to implement the NMS TX system using Perl, C/C + + and other languages in Linux and Solaris systems

* Preparation of Projects for digital Microwave radios for several telecommunications companies such as Telepar, Telemig, Telest, Telesp and others.* Coordination of teams of installation, deployment, commissioning and maintenance of systems PDH and SDH for several national carriers, deployment, commissioning and maintenance on ERB's and CCC's AMPS and TDMA from Nortel, Lucent, Ericsson and Motorola, implementation of Drive-Test and System Optimization for various cellular operators. I worked on AMERICEL start-up (First TDMA operator on Brazil)

* Responsible for the development and improvement of design systems for Antennas used on Data Transmission systems in SHF for VSAT networks using C Band and KU Band, as well as their peripherals. During this period worked with CPqD R&D team for radiant systems, on development of High Performance VSAT antennas.