Electronic Engineer

Summary

● Senior RF Engineer with over ** years of wireless industry experience, with focus on optimization of LTE, WCDMA and GSM networks, to improve quality indicators (KPIs) and user experience.

● 5 years of work experience with 3G Ericsson equipment and 2 years with GSM Ericsson equipment, using Ericsson OSS tools Moshell, Common Explorer, Element Manager and winfiol, in Telefonica Venezuela and Telcel Mexico Networks

● 5 years’ experience with Huawei and 2G equipment, 3 years on Huawei 3G also 3 months experience with LTE Huawei. Working on initial Tuning and optimization in Telefonica Venezuela and AT&T Mexico Networks, using Huawei M2000/U2000 OSS tools.

● A year experience with ZTE 3G equipment, using ZTE Netnumen on Telefonica Venezuela network.

● 7 years’ experience with Nokia 2G equipment, using NSN OSS CM Operation manager, CM editor, Top Level User, MML interface, BTS manager.

● 5 years working on frequency planning (refarming and retuning) using Optimi Tools (xWizard, xAFP, xACP and xParameters).

● 5 years drive test and post processing experience, using tools as Windcatcher, nemo, CAIT/Ldat and Agilent for data collection and Actix for data analysis.

● Also, more than 8 years working on Network planning for new sites MacroCell, MicroCell, Outdoor, Indoor and DAS.

● Use of ARIESOGEO tool to analyze and resolve traffic balance problems, overshooting problems, cross sectors and optimize high mobility areas in the network.

● Fluent in Spanish (native) and English.

Experience

May.2018 – Oct.2018 NPS – Digicel Trinidad and Tobago – Port of Spain, Trinidad & Tobago Radio Frequency Engineer

Description:

Network Initial tuning and Optimization with a focus on RF performance, shaping & parameter tuning. Support the Radio Frequency (RF) team in optimizing for the whole network of Trinidad and Tobago. RAN Vendors:

2G, 3G and LTE: ZTE.

2G and 3G: Ericsson.

Activities:

● GSM, UMTS, LTE market wide parameter audits – obtain and analyze existing parameter values against standard and Baseline parameter values.

● Counters, KPI and formulas review.

● Reporting including KPI monitoring, presentations and deck support for leadership meetings.

● Post-processing and analysis of drive test data to identify problems and recommend solutions;

● Download performance stats and able to interpret KPIs trends.

● Identify and analyze top offenders; troubleshoot and optimization.

● Coverage analysis and improvement by power and shaping optimization. Aug.2017 – Mar.2018 Ericsson– Telcel México – México DF Radio Frequency Engineer

Description:

Network Optimization with a focus on RF performance, shaping & parameter tuning. Support the Radio Frequency (RF) team in optimizing Region 2 (Culiacan, Hermosillo, Obregon, Los Mochis, Mazatlán).

Activities:

● UMTS market wide parameter audits – obtain and analyze existing parameter values against standard and Baseline parameter values.

Keny Gabriel Navas Sanchez

Address: Lago Andromaco #53, Ampliacion Granada, Miguel Hidalgo, México DF Nationality: Venezuelan

D.O.B: 07-14-1981

Phone: +52-55-193*-****

Email: ****.*****@*****.***

Skype: Keny.Navas

● Use of ARIESOGEO tool to analyze and resolve traffic balance problems, overshooting problems, cross sectors and optimize high mobility areas in the network.

● Counters, KPI and formulas review.

● Reporting including KPI monitoring, presentations and deck support for leadership meetings.

● Interference Cause Analysis.

● Balance traffic between Carriers (UMTS).

● Overshooting cell correction proposals.

● Coverage analysis and improvement by power and shaping optimization.

● Post-processing and analysis of drive test data to identify problems and recommend solutions;

● Download performance stats and able to interpret KPIs trends.

● Identify and analyze top offenders; troubleshoot and optimization.

● General improvement of the network performance base on the America Movil own evaluation tool RADAR. Jun.2016 – Aug.2017 Huawei – Telcel México – México DF Radio Frequency Engineer

Description:

Network Optimization with a focus on RF performance, shaping & parameter tuning. Support the Radio Frequency (RF) team in optimizing Region 8 (Tuxtla, Cancun, Merida and Playa del Carmen). Activities:

● Market wide parameter audits – obtain and analyze existing parameter values against standard parameter values.

● Counters, KPI and formulas review.

● Reporting including KPI monitoring, presentations and deck support for leadership meetings.

● Balance traffic between technologies (GSM/UMTS).

● Post-processing and analysis of drive test data to identify problems and recommend solutions;

● Full performance stats and can interpret and trend performance KPIs;

● Identify and analyze top offenders; troubleshoot selected customer complaints.

● Plan elaboration and babysitting of Re-farming and Retuning of different Regions of the Telcel Network (Region 5,7 and 8).

Dic.2015 – Mar. 2016 Tech Mahindra/LCC – AT&T - Mexico DF Radio Frequency Engineer

Description:

Network Optimization with a focus on RF performance, shaping & parameter tuning. Support the Radio Frequency (RF) team in optimizing marked of Veracruz, Salamanca and Celaya. RAN Vendors:

3G and LTE: Huawei

Activities:

● UMTS/ LTE market wide parameter audits – obtain and analyze existing parameter values against standard and Golden parameter values.

● Counters, KPI and formulas review.

● Reporting including KPI monitoring, presentations and deck support for leadership meetings.

● interference hunting (resolve high RSSI issue)

● Balance traffic between Carriers (UMTS).

● Post-processing and analysis of drive test data to identify problems and recommend solutions;

● Download performance stats and able to interpret KPIs trends;

● Identify and analyze top offenders; troubleshoot selected customer complaints.

● Plan elaboration and babysitting of Soft Launch of new sites Aug.2014 – 2015. Nokia – Telcel México – México DF Radio Frequency Engineer

Description:

HEAVY Network Optimization with a focus on RF performance, shaping & parameter tuning. Support the Radio Frequency (RF) team in optimizing Region 7 (Acapulco) and Region 8 (Tuxtla, Cancun, Merida and Playa del Carmen). Also perform Retuning and Re-farming by using Optimi AFP to elaborate frequency plans. RAN Vendors:

GSM: Ericsson

Activities:

● GSM market wide parameter audits – obtain and analyze existing parameter values against standard parameter values.

● Counters, KPI and formulas review.

● Reporting including KPI monitoring, presentations and deck support for leadership meetings.

● interference hunting (resolve high RSSI issue)

● Balance traffic between technologies (GSM/UMTS).

● Post-processing and analysis of drive test data to identify problems and recommend solutions;

● Download performance stats and able to interpret KPIs trends;

● Identify and analyze top offenders; troubleshoot selected customer complaints.

● Plan elaboration and babysitting of Refarming and Retuning of different Regions of the Telcel Network (Region 1,3,5,6,7 and 8).

● Report elaboration using ARIESO tool for Coverage Analysis and RF optimization proposals. Oct. 2010 – Jul. 2014 Telefonica Venezolana (Movistar) - Puerto La Cruz, Venezuela Radio Frequency Engineer

Description:

HEAVY Network Optimization with a focus on RF performance, shaping & parameter tuning. Support the Radio Frequency (RF) team in optimizing a network. RAN Vendors:

UMTS: Ericsson, Huawei (Since Jul-2012) and ZTE (since Oct-2013) GSM: Nokia, Huawei and Ericsson.

Activities:

● Swap, cluster definition and Improvement of radio network performance by statistic data analysis, drive test data analysis, signal tracing data analysis and troubleshooting in swap projects: 1) Swap 2G Nokia – Huawei

(2011), 2) SWAP 3G Ericsson – ZTE (2013) and 3) SWAP 2G Nokia – Ericsson (2014). Also, present proposals of the nominal planning and strategy, physical and logical parameter adjustment and evaluation, network performance reports elaboration and Drive Test Coordination during the projects. Always looking to meet better performance than the coming from network.

● Counters, KPI and formulas review.

● Expansions and New RBS proposals based on DT reports and KPI analysis.

● UMTS & GSM network optimization including activities such as RF shaping, parameter tuning, adjacencies 2G- 2G, 3G-3G, 2G-3G and 3G-2G for all vendor in the Network (3G Ericsson, Huawei, ZTE and 2G Nokia, Huawei and Ericsson).

● Mass parameter change scripting.

● Chronic Offender Analysis (GSM, UMTS) – Obtain feedback on offenders and maintain/update database on cause/solutions.

● UMTS & GSM market wide parameter audits – obtain and analyze existing parameter values against standard parameter values.

● Market optimization activities implementation – provide support to RAN team as well as market wide implementations, including work during maintenance window timeframes 11:00 p.m. to 5:00 a.m.

● Parameter trial support (UMTS & GSM) – coordination with other market activities, scheduling, implementation, monitoring.

● Reporting including KPI monitoring, presentations and deck support for leadership meetings.

● Familiar with Ericsson, ZTE and Huawei UMTS equipment, OSS database

● Experienced in troubleshoot GSM/UMTS coverage and capacity issue and propose resolutions.

● Good experience and knowledge in interference hunting (resolve noise rise issue)

● Balance traffic between technology (GSM/UMTS) and carriers(1C-4C)

● Post-processing and analysis of drive test data to identify problems and recommend solutions;

● Pull performance stats and can interpret and trend performance KPIs;

● Identify and analyze top offenders; troubleshoot selected customer complaints.

● In-depth understanding of the details surrounding Radio Frequency (RF) network design capacity planning optimization and performance engineering.

Network Optimization Project Movistar

2010 Van Roy Global Outsourcing ETT - Puerto La Cruz, Venezuela

&

2008 – 2010 Sorttelecomm Venezuela - Puerto La Cruz, Venezuela Radio Frequency Engineer

RAN Vendors:

UMTS: Ericsson Since 2008

GSM: Nokia

Activities:

● Single Site Verification, Initial tuning.

● Check out all the single sites functions issue and provide SSV report that showing RSCP level, Rx Quality and Handovers on plots

● Check out all intra site neighbor relation, feeder cross, unreasonable coverage and including weak coverage, bad quality and overshooting problem

● Establish coverage and radio communication site requirements, general parameters, establish handoff parameters, Power Control, Load Management.

● Develop methods, processes and tools to optimize the network. Correct RF design problems and improve network performance by proposing parameter changes and physical changes to antennas.

● Frequency planning.

● GSM-3G overlay radio network configuration.

● BCCH planning issues. Monitoring performance statistics in terms of access failure rate, drop call rate, traffic load per sector/carrier, soft handoff percentage and deliver recommendations for cells with degraded performance.

● Counters and statistic management.

● Analyze drive test data and switch data. Monitor RF network performance of radio cell sites and ensure they are working as designed.

● Perform network dimensioning analysis, establish the infrastructure growth plan and follow the implementation of this plan.

● Drive testing and post processing field test on GSM and WCDMA network.

● Defining nominal neighbor list 3G-3G and 3G-2G for the whole region.

● Promoting changes and optimization activities.

● Expertise collecting GSM voice and data. On site post processing analysis data collected, on site troubleshooting weak pilot, coverage holes, neighbor list issues

● Personnel Management (Tower Man, Drive Tester, Data Collector and Data Processor

● To provide a summary report of the overall drive test result for each city/region

● GPEH (general performance event handling) recording to investigate RF troubles like drop calls, missing neighbors, HO, etc.

● Analyzing 2G/3G drive tests and fixing problems.

● CCSR call completion success rate: focus on main cities with intensive drives (dual mode 2G/3G), analysis of failures and optimization fixes (antenna changes, 2G/3G neighboring, retunes or parameters change).

● Worst cell list using daily stats on the main KPIs: RRC CS/PS success rate, CS/PS drop rate, RSSI avg UL, Throughput.

● Capacity planning (carriers addition-utilization) 2006 – 2008 Simtel Venezuela - Puerto La Cruz, Venezuela Radio Frequency Engineer

RAN Vendors:

GSM: Nokia since 2007

CDMA: Alcatel Lucent

Activities:

● Design new sites, created the prediction scenario and perform changes in the network.

● Analyze the drive test data and identifies problem areas with recommended solutions. Implement changes in various network parameters including translation parameters, antenna tilt, antenna azimuth, etc.

● Collect performance metrics and generate plots to highlight performance improvements. Implement RF optimization projects within cost, time and quality parameters agreed.

● Conduct RF Site Survey for the deployment of new GSM Cell Sites.

● Management specialized of the MAPINFO Professional tool for the prosecution of it dates in covering studies. Create highly detailed maps to enhance presentations and aid in decision-making; reveal the impact of location and uncover spatial trends in the data that may otherwise be impossible to see; drive region generation capability support for effective trade area creation and analysis; enhanced display options such as ability to on- the-fly re-project maps that have grid and/or imagery data; enhanced display capabilities including easy map rotation support for maps that have grid and/or imagery data .

● GSM overlay radio networks configuration.

● Develop methods, processes and tools to optimize the network. Correct RF design problems and improve network performance by proposing parameter changes and physical changes to antennas.

● Counters and statistic management.

● BCCH and Frequency planning issues. Monitoring daily performance statistics in terms of access failure rate, drop call rate, traffic load per sector/carrier, soft handoff percentage and deliver recommendations for cells with degraded performance.

● Analyze drive test data and switch data. Monitor RF network performance of radio cell sites and ensure they are working as designed.

● Perform network dimensioning analysis, establish the infrastructure growth plan and follow the implementation of this plan.

● Expertise collecting GSM voice. On site post processing analysis data collected, on site troubleshooting weak pilot, coverage holes, neighbor list issues

2005 - 2006 Lucent Technologies Venezuela - Puerto La Cruz, Venezuela Radio Frequency Engineer Jr

RAN Vendors

CDMA: Alcatel Lucent

Activities

● Network monitoring, on charge of collecting and processing data to implement solutions, if problems found to optimize the network’s function. New Cell Design and On Service Acceptance process.

● Develop deployment and optimization plans for new 1xEVDO and 3G1X networks based on coverage/capacity predictions. Created the prediction scenario and perform changes in the network.

● Analyze the drive test data and identifies problem areas with recommended solutions. Implement changes in various network parameters including translation parameters, antenna tilt, antenna azimuth, etc.

● Collect performance metrics and generate plots to highlight performance improvements. Implement RF optimization projects within cost, time and quality parameters agreed. Conduct RF Site Survey for the deployment of new CDMA Cell Sites.

● Manage specialized of the CAIT/LDat Lucent Proprietary Tool for collector and processor Data. Expertise collecting CDMA voice+data as well as EVDO. On site post processing analysis data collected, on site troubleshooting weak pilot, coverage holes, neighbor list issues.

● Responsible for system optimization by implementing changes on design such as antenna configuration, height, gain, down tilt, location etc.; adjustment of translatable parameters such as thresholds, power and Neighbor lists review for 2 or more carriers CDMA 1X RTT.

● Facilitate construction and site installation needed to support marketing demands, traffic projections, coverage expansions and network improvement.

● RF signal propagation environment, CW measurement equipment, widely used prediction models and measurement techniques, and system technologies

● Management specialized of the MAPINFO Professional tool for the prosecution of it dates in covering studies. Create highly detailed maps to enhance presentations and aid in decision-making; reveal the impact of location and uncover spatial trends in the data that may otherwise be impossible to see; drive region generation capability support for effective trade area creation and analysis; enhanced display options such as ability to on- the-fly re-project maps that have grid and/or imagery data; enhanced display capabilities including easy map rotation support for maps that have grid and/or imagery data .

● Management specialized of the CAIT/LDat Lucent Proprietary Tool for collector and processor Data. Expertise collecting CDMA voice+data as well as EVDO. On site post processing analysis data collected, on site troubleshooting weak pilot, coverage holes, neighbor list issues

● Personnel Management (Tower Man, Drive Tester, Data Collector and Data Processor Software Knowledge:

● Microsoft Office (Word, Excel, PowerPoint, Access, Note, Exchange).

● Optimi tools (xWizard, xAFP, xACP and xParameters).

● Geographic Software (MapInfo, Google Earth, Map source).

● NSN OSS (CM Operation manager, CM editor, Top Level User, MML interface, BTS manager).

● Ericsson OSS (Moshell, Common Explorer, Element Manager).

● ZTE Netnumen.

● Huawei M2000.

● Elaboration of scripts, XML and Data fills.

● Drive Test Tools (Windcatcher and Agilent).

● Post-processing and analysis tools such as Actix

● Telcel (SMART, REMDY, NETCHART, SIAC, ARIESO)

Education

2005 Electronic Engineer

Barcelona- Venezuela Instituto Universitario Politécnico «Santiago Mariño»

(Polytechnic Institute Santiago Mariño University) SKILLS, VALUES AND INTERESTS

Assertive decision, Oral and written presentations. Guided by objectives and results. Good communication skills verbal and written. Managing stress and work under pressure. Ability to solve problems and achieve win-win negotiations. Ability to present new ideas to bring changes and process improvements. Ability to identify areas for improvement, time and cost reduction. Responsible and highly proficient. Proactive, Enthusiastic and Entrepreneur, a good team player. High Degree of Professional Ethics. Professional Basic English speaking, writing and reading.

Courses:

Lucent

● CDMA 3G-1X RF Design Engineering and Base Station Call Processing

● Multiband and Multilayer GSM network radio optimization.

● Introduction to Radio Fine Tuning / B9

Ericsson

● UMTS Overview, W-CDMA R99 Radio Principles, HSxPA Radio Principles

● WCDMA W12 RNC 3820 Configuration

● WCDMA RAN W12 Design

Huawei

● BSC6900 GSM Radio Network Optimization

● GPRS/EDGE Radio Network Planning and Optimization Sports and Hobbies: Cycling, strong interest in Technology Gadget in analysis. Available for travel and relocation

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