Professional Summary:
Thirty years of experience on the telecommunication industry as a principal radio frequency (RF) engineer with international working experience in Mexico, Spain, US, Brazil, Colombia and Venezuela responsible for and specializing on point to point (PTP) and point-to-multipoint (PMP) Microwave systems; involved on network planning, design, implementation, operation, troubleshooting and repair. Frequency planning for Microwave systems, planning, design, rollout and optimization, specializing in pre and post-sales technical customer support. Interacts with LEC/AAV providers and interface with AAV personnel to meet project requirements. Knowledge of data communications, protocols and technologies such as: TDM, ATM, Frame Relay, SS-7, TCP/IP, MPLS, Qos, X.25, 3G LTE, SONET,PBX, SNMP, Routing Protocols EIGRP, OSPF, SNMP, NETMASTER. Management of Frequency Coordination.
As Sr. System engineer in T-Mobile designing different types of systems as Licensed and Unlicensed Microwave Systems, Small Cell and DAS Systems for Nokia and Ericsson UTRAN Systems nationwide.
Education:
B.S. in Electronic and Communications Engineer, Escuela Superior de Ingenieria Mecanica y Electrica Instituto Politécnico Nacional, Mexico D.F. 1992.
Professional Experience:
T-Mobile USA. December 8, 2018- April 19, 2022
Sr. Systems Engineer
Design of new systems such as:
oLicensed Microwave Systems for 6-11-18-23Ghz.
1+0, 2+0 4+0 and Multiband.
Aviat, Ceragon Networks and Ericsson Vendors.
Verification of PCN.
oLightly Licensed 80Ghz High Capacity 10Gb.
Ceragon and Ericsson.
1+0 and Multiband Configuration.
Verification for light licensed.
oNon-Licensed Bands for temporary sites or fast turn on Sites waiting for AAV.
Fastback.
Cambium.
o Designs Layer 2 (AAV Dedicated EVC’s) and Layer 3 (UNI Share by Donor)
oScripting for Routers and MW Radios using T-Mobile tools.
oTroubleshooting MW and Routers, when necessary, with remotely access.
oEvaluating and requesting upgrades on congested MW sites with SEV-One Tool.
Design of new DAS Systems.
Design of new Small Cells.
New Designs on One EAI inventory system (Ericsson)
oSliped Site Database
Cutovers Microwave Sites to direct AAV (Microwave is replaced by AAV).
Request and design of capacity for new AAV circuit with different vendors Nation Wide.
Systems design on base Nokia Routers and pro-efficient about hands on routers:
oSAR-F.
oSAR-A.
oSAR-M.
oSAS-MXP.
oIXR-E and IXR-E R6.
Involve on databases (Sliped and ONE EAI Inventory) cleanup for:
oCircuits not in use.
oSites not in use.
oSliped records to fix in collaboration with Switch markets.
oNew Sites.
oMW/DAS/Small Cell systems not in use.
Actively monitoring the advance new projects (MW/DAS/Small Cell) with markets (Switch and Field Operations)
oTroubleshooting, when necessary, on Routers and MW Radios.
Participating in the 10Gb upgrade modernization nationwide plan.
o Design and requesting new 10Gb circuits with AAV’s.
Where apply dedicated EVC’s for MW sites in specific for Ericsson markets.
oValidating and configure new 10Gb circuits on databases for cutover.
oRequesting MW hardware upgrade where apply where the MW can deal with 10Gb Interface.
oCleanup of databases when 10Gb is active replacing 1Gb circuits.
Requesting AAV Ethernet disco for UNI and EVC’s.
Cablevision Inc. October 2015-December 8, 2018
Sr Wireless Engineer
Bethpage, NY
Served as Project Manager directing proposal development work plans, timelines and all personnel involved in point to point (PTP) Transport Network response.
Involved in frequency coordination procedures in accordance with regulations for 5, 6, 7, 11,15, 18 and 23GHz Band also in E-Band and V-Band. and PMP NLOS
Experience hands on for configuration, troubleshooting and testing (RFC2544 and Y1564) with Viavi 5800 TBERD radios like, Ceragon IP10, IP20 series, 2500 PMP, Tarana PMP NLOS, Cohere, Aviat, Exhalt,Fastback networks, Siklu E-band and V-band, Bridgewave E-band, Licensed frequencies.
Interpreted of WiFi networks diagrams WAN and LAN Core, IP.
Selection and testing for wireless access technologies
Lead transmission team in network design path and site analysis and documentation preparation and delivery to determine viability of the path also detailed list of bills of materials
Responsible for the proper design of microwave networks using established engineering principles using Path Loss 4.0 & 5.0 for link budget calculations to determine maximum path length to exceed 99.995 availability requirements for licensed spectrum and no license spectrum.
Testing new technologies conducting stressed tests for new technologies to apply in the network
DBR Inc. December 2014- October 2015
Sr RF Microwave Engineeer
Plano, Tx
Interpreted of network diagrams WAN, LAN and Core, IP assignments and made of work orders, scripts, and technical documentation by installation, main set up and circuits configuration of routers, switches, multiplexers, optical links.
Liaison between Customer Project Manager and General Contractor reporting technical updates and providing daily progress reports.
Involved in frequency coordination procedures in accordance with regulations for 5, 6,7, 11,15, 18 and 23GHz Bands
Reviewed Acceptance Test Results received from the field to ensure each project met design parameters and update of site status reports/databases, site close-out packages
Prepared detail list of bill of materials (BOM) and cost model for each network along with site installation engineering design
Support Activities on the field to ensure Hardware and Software for Ethernet Switches and Microwave Radios were in accordance with design parameter.
Establish, implement and maintain standardized procedures for tracking of deliverables and update of market trackers.
Radyn Inc. April 2014- December 2014
Sr RF Microwave Engineer
Responsible like Project Manager for proper design of microwave networks using established engineering principles using Path Loss 4.0 &5.0 for link budget calculations to determine maximum path length to exceed 99.995 availability requirement for licensed spectrum.
Analyze path to optimize performance and minimize effects caused by various atmospheric anomalies and give support about faults reports
Experience Long Haul Links flat surfaces, waters surfaces (lakes, sea) applying space and frequency diversity
Managing transmission team in network design path and site analysis and documentation preparation and delivery to determine viability of the path also detailed list of bills of materials (BOM).
Supporting Regulatory documentation and calculation for Noninterference frequencies for clients like Ericsson, Ceragon, AT&T, Microwave Networks Inc, Alcatel in USA. Telefonica moviles, Axtel, Alestra, Union Telefonica in Mexico.
Understand and anticipate all propagation anomalies. Coach and counsel other toward proficiency in the subject.
Performed Projects for Microwave Networks Incorporated, Motorola and Ericsson in behalf with Pensacola County, Alabany County, Glucester County, LAPD for 911 service.
Delivered 100% of the projects according with the schedule, Backbone and Access data transport networks.
Interpreted of network diagrams WAN, LAN and Core, IP assignments and made of work orders, scripts, and technical documentation by installation, main set up and circuits configuration of routers, switches, multiplexers, optical links.
Ceragon Networks June 2012-April2014
Sr Microwave Engineeer
The Colony, Tx
Performed design and Managing for Microwave Network point to point (PTP) around British Virgin Islands for cellular company CCT and for NTUA in Arizona to provide backbone services for 6 Ghz, 11 Ghz and 18 Ghz and 23Ghz using Pathloss 5.0.
Performed link budget calculation (ITU-R) using Pathloss 5.0 program to determine microwave maximum Path Length and antenna type in order to meet customer requirement.
Performed the capacity planed of many data transport networks.
Interpreted of network diagrams WAN, LAN and Core, IP assignments and made of work orders, scripts, and technical documentation by installation, main set up and circuits configuration of routers, switches, multiplexers, optical links.
Liaison between Customer Project Manager and General Contractor reporting technical updates and providing daily progress reports.
Involved in frequency coordination procedures in accordance with regulations for 6,11,18GHz Bands
Reviewed Acceptance Test Results received from the field to ensure each project met design parameters and update of site status reports/databases, site close-out packages
Prepared detail list of bill of materials (BOM) and cost model for each network along with site installation engineering design
Support Activities on the field to ensure Hardware and Software for Ethernet Switches and Microwave Radios were in accordance with design parameter.
Establish, implement and maintain standardized procedures for tracking of deliverables and update of market trackers.
Nokia Siemens Networks
T-Mobile Puerto Rico Region
Sr Microwave Engineeer June 2010- May 2012
Irving, Tx- Puerto Rico
Managing and performance calculations using Pathloss 4.0 & 5.0 Software and architecture planning utilizing DeLorme Topo, Visio Professional and Map Info in support of LTE T-Mobile Network.
Technical Support for roll out in Puerto Rico Market for Phase I and Phase II for IP10G Ceragon (Power Hopper Vario) and CET (Carrier Ethernet Transport) solution in IP A2200 Switch.
Performed Bench Test and demonstration using microwave products from NSN for future customers.
Support Activities on the field to ensure Hardware and Software for Ethernet Cisco Switches, Juniper Routers and Microwave Radios were in accordance with design parameter.
Involved decision making on day-to-day basis to address technical issues and had responsibility of field engineers’ coordination to complete installation process.
Stream Wireless-RCC Consultants OCTOBER 2008-June 2010
Alcatel-Lucent
SR Microwave Engineer
Plano, Texas
Performed analyses to determine the scope of work contained in all received Request for Proposals for design of Alcatel-Lucent customers (SPRINT/CLEARWIRE) on different markets Nationwide point to point (PTP) to provide backbone services.
Determined resource needs necessary to respond and develop a project plan. Assigned tasks based on customer requirement
Served as Microwave Network Architect directing proposal development work plans, timelines and all personnel involved in point to point (PTP) Transport Network response.
Work closely with outsourced vendors to support microwave network design services in new markets. Conducting detailed design reviews and market audits to ensure that all network objectives are fulfilled for microwave backhaul and radio frequency (RF) coverage.
Responsible for Frequency coordination procedures.
Nexius International, Inc July 2007- October 2007
Clearwire, Alcatel-Sprint
RF, Microwave Senior Engineer
Herndon, VA
As a Senior Engineer member in a project team that design Point to Point Distribution System (PTP) for Clearwire for Markets: New Orleans, Phoenix, Los Angeles,
As a Principal engineer responsible for point-to-point (PTP) microwaves backhaul network planning, design, including traffic analysis, system/link capacity calculation, modulation type, antenna and operation frequency determination on licensed
Involved in the search ring process and assist in the selection of cell sites.
Reported project progress to the client daily. Documented and discussed the project issues identified/resolved in the field with manager as required
Performed preliminary map survey and obstruction analysis to identify potential Hubs providing connections to cellular base station sites using MapInfo and Keyhole software tools (GIS application tool).
Involved for coordination of Line-of-Sight Studies on field and Bill of Materials (BOM).
Participated in Frequency coordination procedures.
LCC International October 2005-July 2007
Fiber Tower,
RF Microwave Senior Engineer
Mclean, Virginia
As a Senior Engineer member in a project team that design Point to Point Distribution System (PTP) for major cellular carriers Fiber Tower for Markets: Atlanta, Detroit and Baltimore-Washington.
Responsible for design of Atlanta network point to point (PTP) of FIBER TOWER Project in different cities to provide backbone services to different major cellular carriers.
Performed link budget calculation (Vigants-Barnet and ITU-R) using Pathloss program to determine microwave maximum Path Length and antenna type in order to meet 99.995 and 99.999 availability requirement of Fiber Tower along with various frequency band radios in 11 Ghz, 18 GHz, 23Ghz, 24Ghz and 39Ghz.
Performed preliminary map survey and obstruction analysis to identify potential Hubs providing connections to cellular base station sites using MapInfo and Google Earth software tools (GIS application tool).
Documented results for the entire network were saved on Apollo-FiberTower database
Responsible for LMDS Microwave Network design including point-to-point (PTP) and point-to-multipoint (PTM) links in big metropolitan cities to provide backbone services to different major cellular carriers.
Support Driving test activities Detroit city (TEMS)
Radio Dynamics Corporation September 2001- October 2005
Senior Radio Engineer and RF system engineer
Mexico City, Mexico
Worked for a Telecommunications Engineering Services Company as a Senior Radio Engineer:
Managing projects, planning and logistic coordination, engineer supervising and management for Line-of-Sight services for TELEFONICA MOVILES MEXICO
Support microwave design radio system/link capacity, modulation type operating frequency with non-protected (1+0) and protected (1+1) configurations for each design according with TELEFONICA MOVILES standards.
Determined resource needs necessary to respond and develop a project plan. Assigned tasks based on customer requirement
Conducted and supervised many site surveys and provided professional reports to client.
Performed frequency sweeps in order to detect frequency interference,
Troubleshoot microwave backhaul network systems issues. Work with NOC/Tier 3 and equipment suppliers to resolve product defects.
Wireless Facilities Incorporated México (WFI de México). August 1998-August 2001
Senior RF Microwave Engineer
Mexico D.F.-Cuernavaca-Ciudad Juarez Chih,-Madrid Spain
Performed designs of networks point to point (PTP) of PEGASO PCS (TELEFONICA MOVILES) Cities like Mexico, Cuernavaca, Cd. Juarez, UNEFON AND XFERA UMTS (Madrid Spain) Project in different cities nation wide to provide backbone for Cellular PCS TDMA network.
Performed link budget calculation using Pathloss program to determine microwave maximum Path Length and antenna type in order to meet 99.999 availability requirement of PEGASO PCS/TELEFONICA MOVILES along with various frequency band radios in 6Ghz, 15Ghz, 23Ghz
Performed preliminary map survey and obstruction analysis to identify potential Hubs providing connections to cellular base station sites using MapInfo and Keyhole software tools (GIS application tool).
Responsible for the planning and scheduling, logistic coordination of installation and commissioning using equipment ALCATEL, provisioning interface equipment such as Multiplexer, Routers, DACS, PBX; provided professional reports to clients.
Troubleshoot microwave backhaul network systems issues. Work with NOC/Tier 3 and equipment suppliers to resolve product defects.
Innova Corporation/Digital Microwave Corporation July 1997-July 1998
Radio System Engineer
Mexico City/Seattle WA.
A member of a multi-task engineers’ group for designing, deploying and customer service for different telephony and radio Networks Systems in Mexico.
Customer technical support and product evaluation performed product demonstration and documentation, system training and hands on training, field trouble shooting and in house technical support, RMAs, repair, trouble shooting and tracking related products and equipment review and acceptance for Latin America area.
Set up and performed laboratory bench test, simulation, board level diagnosis.
Performed link budget calculation using Pathloss program to determine microwave maximum Path Length and antenna type in order to meet availability requested by customers nation wide Mexico along with various frequency band radios in 6Ghz, 15Ghz, 23Ghz
Microwave Networks Incorporated May 1993- June 1997
Mexico City.
Radio System Engineer
Customer technical support and product evaluation performed product demonstration and documentation, system training and hands on training, field trouble shooting and in house technical support, RMAs, repair, trouble shooting and tracking related products and equipment review and acceptance for Latin America area.
Set up and performed laboratory bench test, simulation, board level diagnosis and component repair.
Performed microwave networks project coordinate installation and commissioning.
Performed link budget calculation using Pathloss program to determine microwave maximum Path Length and antenna type in order to meet availability requested by customers nation wide Mexico along with various frequency band radios in 6Ghz, 15Ghz, 23Ghz
Provided capacity calculation (4E1, 8E1, 16E1, STM1).
Training:
RF TOOLS:
Design Tool: Path Loss 4.0 & 5.0, Map Info, Open Link, EDX Designer planning tool
TECHNICAL TRAINING:
Wimax Design Bootcamp Training course DOCEOTECH, Atlanta, GA USA.
Microwave Networks Proteus AMT 4/8/16/32E1 7, 15, 18, 23,38Ghz.
Installation and Commissioning Training, Houston Tx.
NEC Paso Link DS3 and 155Mbps 15/18/6Ghz Installation and Commissioning Training Detroit Mi.
Ceragon Networks OC3, 155Mbps 15/18/6Ghz Installation and Commissioning Training Detroit Mi.
Alcatel 9400 UX Melody 4/8/16E1 on15, 23Ghz Installation and Commissioning Training,
Alcatel 9600 USY STM1 on 7Ghz Installation and Commissioning Training Course, Mexico D.F.
Alcatel 9415 USY STM1 on 15Ghz Installation and Commissioning Training Course, Mexico D.F
Map Info Training Introduction to Map Info and Intermediate training course
Dallas, Tx.
Interference and Frequency coordination training course Radio Dynamics, Mexico DF
Radio Dynamics Open Link Houston, TX
Ceragon Networks Packet Radio IP10G The Colony, Tx
Ceragon Networks Packet Radio IP20 The Colony, Tx
Ceragon Networks Packet Radio Evolution Radio the Colony, Tx
Fiber Optic (cables and connectors). Corning (Siecor). Mexico City, 2001
Dragonwave radios NSN Irving Texas.
Introduction to IP Irving Texas.
Introduction to GSM Irving Texas.
CCNA Boot camp Irving Texas.
Carrier Ethernet Transport Irving Texas.
CDMA Training Course
Mobile technologies knowledge: CDMA, GSM, TDMA, UMTS, Canopy, 2G, 3G, 4G/LTE.
MINILINK Training Course
LTE Radio Interface - Physical Layer
FLEXI PACKET Microwave Radio Irving, Texas
MPLS Training course
Fiber to the home Woodbury, NY.
Technical Skills:
Highly focused technical professional with 30 years of extensive experience across a broad range of wireless telecommunications industry. Proven ability in RF network design & optimization, microwave/access transport design and engineering, network system support for (3G, LTE, UMTS & GSM, DAS, Small Cells) networks and project management. Proficient in software applications including Pathloss, Well experience in MS software and mapping tools such as (Microsoft Excel, Word, Power Point, Visio), MapInfo and Google Earth. With excellent troubleshooting, analytical skills, ability to communicate and dealing with diverse individual.
Transmission Technologies: PDH (E1/T1, DS3), SDH (STM-1, SONET), ATM, IP, Bluetooth, Infrared, WiFi (IEEE […] WiMAX […] Working knowledge and familiarity with Ericsson MiniLink E, Nokia Flexihopper, Nera, Alcatel and DMC, Aviat, Harris, Microwave Networks, Dragonwave. Ceragon, NEC Paso Link Series Packet digital microwave radios operations Installation and Configuration, LMDS & MMDS, and ATM Network Parameters planning. Telecom Equipment and Test Tools Used: Spectrum Analyzers, Frequency Counter, PCM Analylers, Digital & Analog multimeters, Agilent Protocol Analyzer, Spectra Analyzer, Power Meters, Sunset E1/T1 BER Testers; HP and Lucent SDH/SONET Analyzers, T-Berd Testers, TEMS Investigation, Actix Analyzer, Ethereal Packet Analyzer, Site Master, RFC2544 tester. Survey Equipment like Laser Gun, Compass, GPS, DGPS, Terrain Data Bases, Topo Maps.
Languages:
Spanish
English
Portuguese