• Technical Responsible for introduction of 5G CORE in Telcel Nationwide Network: Upgrades and configuration of different network Elements to support 5G: PS Core, Provisioning, Mediation, Roaming, RAN, and Optimization for 5G.• User Database evolution: Migration of Legacy to virtualized UDC/UDM (Back end, Front end and Provisioning). Migration of 120 million users to new systems. Started the project for containerized solution.• Modernization of IP Interconnect infrastructure: 18 new… Show more • Technical Responsible for introduction of 5G CORE in Telcel Nationwide Network: Upgrades and configuration of different network Elements to support 5G: PS Core, Provisioning, Mediation, Roaming, RAN, and Optimization for 5G.• User Database evolution: Migration of Legacy to virtualized UDC/UDM (Back end, Front end and Provisioning). Migration of 120 million users to new systems. Started the project for containerized solution.• Modernization of IP Interconnect infrastructure: 18 new SBC´s for operator interconnections and SIP connections to private companies IP PBX.• In charge of Project Managers related to Core projects.• Responsible of core network performance in order to assure capacity and quality indicators, generate plans for improvement.• Growth of 4G/5G Core Network new nodes and expansions: PGW´s, MME´s, IMS, AAA, DNS Nodes Administration of core network premises for Mexico City region. • Evaluation and acquisition of new technologies for: SBC, VAS, MVNE, 5G SA Core. Show less

• Technical Responsible for introduction of VoLTE in Telcel Nationwide Network: New network Elements CSCF, SBC, TAS, DNS; Modification in existing Network to support VoLTE CS Core, PS Core, Provisioning, Mediation, Roaming, RAN, Optimization for VoLTE, Value Added Services• User Data base evolution: Integration of 17 HLR-Front end and expansion of Backend, migration of 8 Million Users as first stage• Expansion of IP Interconnect infrastructure: 14 new SBC´s and 4 expansions in order to… Show more • Technical Responsible for introduction of VoLTE in Telcel Nationwide Network: New network Elements CSCF, SBC, TAS, DNS; Modification in existing Network to support VoLTE CS Core, PS Core, Provisioning, Mediation, Roaming, RAN, Optimization for VoLTE, Value Added Services• User Data base evolution: Integration of 17 HLR-Front end and expansion of Backend, migration of 8 Million Users as first stage• Expansion of IP Interconnect infrastructure: 14 new SBC´s and 4 expansions in order to migrate operators from ISUP to SIP• In charge of coordinating and developing of 4G Core Network: MME’s, HSS´s, SPGW´s & CSFB for Telcel Nationwide.• Control of a 100 MUSD budget annually.• Growth of 3G Core Network new nodes and expansions: MSC-S, MGW, HLR´s, SGSN´s, GGSN´s, STP, IP Access, Power Supply Equipment for core network premises. • Evaluation and acquisition of new technologies for: DRA, STP´s Show less

• In charge of coordinating projects for explanation of 3G mobile Network, Substitution of Monolithic MSC to Rel. 4 Layered MSC-Servers, deployment of MGW, MSC &HLR Hw and SW upgrades.• Migration of voice network from TDM to IP.• Data Center development, equipment selection FW, DNS switches and Routers• IP Network design, CISCO MPLS network explanation • Deployment of IP RAN Network: 3 concentrators, 350 Aggregators, Carrier Ethernet Integration• Introduction of Blade… Show more • In charge of coordinating projects for explanation of 3G mobile Network, Substitution of Monolithic MSC to Rel. 4 Layered MSC-Servers, deployment of MGW, MSC &HLR Hw and SW upgrades.• Migration of voice network from TDM to IP.• Data Center development, equipment selection FW, DNS switches and Routers• IP Network design, CISCO MPLS network explanation • Deployment of IP RAN Network: 3 concentrators, 350 Aggregators, Carrier Ethernet Integration• Introduction of Blade Cluster MSC-S , IP-PBX in 270 locations Show less

• In charge of coordinating and development of MSC´s (Mobile Switching Centers), Transmission and Data Network projects for Telcel Nationwide.• Control of a 31 MUSD budget in ´98, 80MUSD in ´99 and 150MUSD in 2000• Support the outstanding cellular user and network growth 70% in ´98, 90% in ´99 and 120% in 2000• Evaluation and acquisition of technology for: Short Message Service Center, Wireless intelligent Network, Wireless Application Protocol Gateway, Signaling and… Show more • In charge of coordinating and development of MSC´s (Mobile Switching Centers), Transmission and Data Network projects for Telcel Nationwide.• Control of a 31 MUSD budget in ´98, 80MUSD in ´99 and 150MUSD in 2000• Support the outstanding cellular user and network growth 70% in ´98, 90% in ´99 and 120% in 2000• Evaluation and acquisition of technology for: Short Message Service Center, Wireless intelligent Network, Wireless Application Protocol Gateway, Signaling and Synchronization Networks, New MSC´s, SONET ring with 8 ATM nodes Show less

• In charge of coordinating projects for the improvement, growth and profitability of Switching Centers in the Telcel National Network.• Evaluation and acquisition of switching hardware and expansions, negotiations with the local operator Telmex regarding interconnection and series of numbers.• Administration of Telcel’s Number Plan, implemented the short code dialing system, problem solving and follow up on software trouble reports.• Administration of the extended warranty… Show more • In charge of coordinating projects for the improvement, growth and profitability of Switching Centers in the Telcel National Network.• Evaluation and acquisition of switching hardware and expansions, negotiations with the local operator Telmex regarding interconnection and series of numbers.• Administration of Telcel’s Number Plan, implemented the short code dialing system, problem solving and follow up on software trouble reports.• Administration of the extended warranty contract. Implemented the following projects: 3 new MSC’s, Automatic International Roaming, Application systems AS94 (1995), AS100 (1996-1997) and AS142 (1997-1998), Chip based Cellular Public Telephony• Participation in a project for a mobile telephone system in Guatemala. Show less

• Responsible of assuring the availability and high quality of the country’s largest cellular network, consisting of one MSC and 102 Radio base stations in service. In charge of integrating new hardware, software and premises, verifying the compliance with quality and safety standards.• Achieving the first place in service quality among the 26 systems operated by Telcel.• Developed training plans, preventive maintenance plans, procedures for emergency action and follow up on services… Show more • Responsible of assuring the availability and high quality of the country’s largest cellular network, consisting of one MSC and 102 Radio base stations in service. In charge of integrating new hardware, software and premises, verifying the compliance with quality and safety standards.• Achieving the first place in service quality among the 26 systems operated by Telcel.• Developed training plans, preventive maintenance plans, procedures for emergency action and follow up on services made by contractors.• Generating executive reports about the performance of the system and relevant activities. Supervised the following projects: Universal Voice Mail (1995), Transmission tower maintenance (1994), migration of 25 radio base stations, International semiautomatic roaming (1993).• Coordinating the integration of the 2nd. Cellular central office in Mexico city with a capacity of 40,000 users. Developed a microwave network interconnecting the MSC’s, coordinating the migration of 23 RBS from the former MSC. Developed the organization the new maintenance group: functional structure, personnel hiring, definition of requirements like test equipment needed, work schedules, training plans, investment and expense budgets. Negotiation with the supplier for the extended warranty contract. Show less

• Developed the following projects for the Metropolitan region: integration of DACS equipment, border definition, micro-cells, transmission network consisting in 1st phase of 6 microwave links in 11 GHz and phase 2 with 7 links.• Coordinating the change of the application system AS26 in Puebla and Mexico City. On the Job training working for Cellular One Chicago, Ill. In order to know the engineering processes. • Introduction of voice mail services. Responsible of designing cellular… Show more • Developed the following projects for the Metropolitan region: integration of DACS equipment, border definition, micro-cells, transmission network consisting in 1st phase of 6 microwave links in 11 GHz and phase 2 with 7 links.• Coordinating the change of the application system AS26 in Puebla and Mexico City. On the Job training working for Cellular One Chicago, Ill. In order to know the engineering processes. • Introduction of voice mail services. Responsible of designing cellular systems in Telcel nation-wide, including cellular planning and frequency management, switching, new user services: Call Waiting, Call Transfer, National Automatic Roaming, studies of service quality and projection of the network growth. Development of the plan for extended frequency band.• Creation of the performance group in charge of quality of service. Suggested a new organization for the engineering direction consisting in the creation of 3 management groups (Planning, Implementation and Operation). Show less