SUMMARY

• Telecommunications engineer with 7+ years of experience in Wireless (RF) Network Planning, Design and Optimization.
• RF engineer with strong background in cellular technologies ranging from 2G to 4G (LTE A, UMTS, HSDPA, HSPA+, GSM, CDMA, EVDO) Technologies.
• International exposure with the vendors Ericsson, NSN, Samsung and Confidential . Looking for a challenging position in telecoms engineering, information technology and networking.
• Prelaunch & Postlaunching RF& RAN Optimization (LTE, WCDMA, GSM, CDMA).
• Planning and Design (Macro and inbuilding FemtoCells) using propagation tools like Atoll 3.1, Mentum Planet 5.7., Xwizard and AFP Ericsson.
• Tools for field testing: TEMS Investigation (8, 9, 12 & 13), Tems Pocket, Anite Nemo outdoor, & GENEX Probe, NQDI and Quallipoc.
• Tools for Post - processing: Genex Assistant (3.3, 3.5), Tems Route Analysis, Tems Discovery Professional 4.0(Scripting, automatic reporting), SwissQual NQDI, VBA Macros and MapBasic for automatic statistics/Mapping/Plotting, Nemo Windcatcher and AEXIO XEUS.
• GIS Tools: MapInfo (for plotting, automatization of task with mapbasic, analyzing and reporting), Siterra, Geoplan and Global Mapper. Data Analytics (KPIs and RAN Data): Actix One, Access, SQL server, Tableau and BI Microsoft.
• OSS tools: Confidential Nastar for statistics, M2000 (MML), CME, Ericsson Moshell, LSM and BSM Samsung. For operation of maintenance, changes, audits and operation issues. Experience Operating Nodes (loading license for CE, loading of new carriers for capacity, refarmings of frequencies, building new BTS and migration of nodes for capacity issues).
• MS Office(reporting) and VBA EXCEL (Programming of Macros).
• Linux, Windows and programming: C++, SQL Plus (Oracle SQL, MySQL &MS Access), VB, bash scripts and python for shell scripting an automation of analysis tasks).
• Knowledge of 3GPP LTE wireless protocols and standards (access network domain and core domain).
• Good understanding of Wireless Operator’s end-end Network.
• Strong knowledge in LTE/UMTS/IMS Network Architecture.
• Experience with carriers like Telcel, Movistar, Iusacell(Now At&t Mexico), Claro and Sprint.
• Simulation using LTE module of ns-3 network simulator to test network changes.

PROFESSIONAL EXPERIENCE

Small cell Engineer

Confidential

Responsibilities:

• Perform site surveys to evaluate location and identify requirements for system design, including RF data collection and review of requirements.
• Review of cell sites and design for upgrades/modifications.
• Analyze design considerations and perform system design to eliminate coverage holes and to optimize capacity/coverage.
• Evaluate site design efficiency related to handover/handoff management and inter-technology handover/handoff.
• Work closely with Design Team defining customer design requirements and deliverables.
• Perform RF performance activities in customer projects independently, according to project plan and in project manager’s guidance.
• Analysis of neighbor relations and implementation of corrections.
• Customer problem investigation.
• Provide inputs for cost tracking
• E2E analysis from to RF environment to the femtocore.
• Trace analysis to troubleshoot failures between elements in the system.

RF Engineer

Confidential

Responsibilities:

• Performed parameter audits, data fill parameters, conducted pre-post analysis, and prepared performance reports.
• Analyzed drive test data and proposed software and hardware recommendations to optimize and improve network performance. Looked for areas to improve LTE network performance and to meet network KPIs.
• Monitored network statistics, troubleshoot issue sites and resolved capacity issues.
• Performed RF & RAN optimization/performance activities according to project plan with project manager guidance.
• Performed LTE/LTE-A/CDMA/EVDO carrier turn up, multicarrier optimization, PCI/PN planning & Neighbor list optimization. Experienced with data processing software Wind catcher.
• Identified and resolved data performance issues - e.g. outage, latency, throughput, failed connection attempts, and drop connections.
• Performed Parameter Audits and definition of inconsistency checks. Analyzed coverage holes with OSS, DT tools and Design Tools (Planet, Siterra).
• Automatized tasks with the creation of bash scripts, SQL, python, VBA and MapInfo tools (Creation of scripts, audits, parameter compliance).
• Optimization of cluster using planet with the ACP module.
• Performed meetings with the client in a market level to discuss problems relate to the project (face to face meetings and videoconference).
• Performed analysis of new released of the upgrades of network elements as enodeb and core elements.
• Performed analysis of trace logs to find problems related to interfaces between MME, SGW and PDW.
• Integration test of new elements of the network before the launch to commercial status.

RF Planning and Optimization engineer

Confidential

Responsibilities:

• Analyzed site performance after integration using drive test measurements of tools like NQDI and Quallipoc. Optimized network following the criteria (98%) for quality of service.
• Monitored of network statistics, troubleshoot issue sites and resolved capacity issues. Planned neighbor relationships using tools like atoll and Ericsson Xwizard.
• Created Scripts to put on air new sites, initial parameters and neighbor relations in M2000. Optimized sites with Kpis monitoring.
• Analyzed problems of Cross Feeders, Pilot Pollution, overshooting and other problems with New Sites for optimization and validation of KPIS per New Site.
• Analyzed Traffic Statistics of the network for traffic Balance of Multicarriers.
• Analyzed Connection performance measurement and cell performance measurement reports by RNC measurements for the client using Imanager M2000.
• Planned and created scripts for Site rehoming for balance RNC. Planned and Ran Refarming of frequencies with AFP ericsson/Optimi) Audited RF parameters for mapping and comparison for problems. Created Load of license for nodes B.
• Upgraded firmware of node B.
• Troubleshoot of accessibility and retainability.
• Configured new sites and added new equipment to the sites (boards, licenses and rf equipment), turned on, integrated and optimized new cellular sites.
• Looked areas to improve WCDMA/LTE network performance.
• Worked with Implementation and operational support teams to resolve any hardware/technical issues and implement changes. Implemented new features, tuned radio network parameters, performed Multi-Layer (3 carriers using network for three operators at the same time) management and multi frequency networks.
• Dual carrier turned-up for some sites, multicarrier optimization, PSC and Frequency planning, Paging Group planning, Neighbor list optimizations.
• Planned LTE PCI/PN, Neighbor list and HO for Irat areas. Optimized of multivendor HO areas ( Confidential - Ericsson).
• Planned and designed of indoor smart cells for buildings and the HO with the macro sites. Performed Microwave path analysis for planning of new sites and microcells (Unlimited spectrum).

RF Optimization Engineer

Confidential

Responsibilities:

• Analyzed site performance after integration using drive test.
• Studied traffic and resource utilization figures and made suggestions for optimization. Planned neighbor relationships using tools like atoll and Unet.
• Made Scripts to put on air new sites, initial parameters and neighbor relations in M2000. Optimized delivery sites with Kpis monitoring.
• Worked with DT Partner Coordinator for walk test and drive test. Validated partner services from DT and CQT test for the client.
• Analyzed problems of Cross Feeders, Pilot Pollution, overshooting and other problems with New Sites for optimization and validation of KPIS per new Site.
• Analyzed traffic statistics of the network for traffic Balance of MultiCarriers.
• Analyzed Connection performance measurement and cell performance measurement reports by RNC measurements for the client using Imanager Nastar and M2000.
• Audited RF parameters for mapping and comparison for problems. Changed parameter for traffic Balance multicarrier (three carriers). Followed problems with traffic for the client.
• Monitored and analyzed post launch critical KPIs Retainability., Accessibility, Integrity, Mobility, IRAT HO optimization, and new feature activation of new sites after the integration.

RF Optimization Engineer

Confidential

Responsibilities:

• Reported VIP areas looking the quality of service and analyzed the events in the DT/CQT. Validated reports of integration of sites (SSV and cluster).
• Post-processed DT logs and developed reports with tools like Tipp macro and home-made tools, Tems investigation and Tems discovery professional.
• Analysed of DT to search issues and critical zones with Tems discovery, Mapinfo 11 and Tems investigation 13. Coordinated DT teams for the client.
• Recommended changes to improve the service based in the DT and KPI Monitoring tools.

RF Engineer

Confidential

Responsibilities:

• Planned rural sites in GSM.
• Performed coverage studies of neighbors sites. Performed optical test in the MW links to build the site.
• Performed Technical Site Surveys (TSS) of MW links on the remote sites and proposed the distribution of the new equipment and microwave for the new site.
• Proposed RF antenna orientation for the new site based with the RF study and the principal places of the town.
• Reported TSS, site acquisition for the new site based in requirement of civil works, RF studies and line of sight of the MW links. Experienced in the preparation of documents involved in the process of designing a GSM cell site (RF acquisition site for the new site and line of sight for the MW link).
• Performed candidate information reports, related to leasing and land using viability for new site. Used tools for measurements for the new site and for the TSS of the MW link.