PROFILE:

• Technical Lead in RF Network Planning and Performance Optimization in Tier - 1 3G/4G networks, domestic and overseas.
• Managed large projects, but also individual contributor with extensive hands-on experience.
• Sr. System Engineer for 3GPP SON: algorithm definitions and refinement through data analytics (ML), key POC during FOAs of individual use-cases in major networks; test plan drafting and implementation, and KPI-based statistical analysis, including data visualization--Tableau dashboards.
• Developed LTE+ optimization use-cases—VOLTE, CA, MIMO, Throughput, DCR, L3 analysis—using UE Confidential -location data (UE/cell traces) for raster/call detail KPIs optimization routines.
• Developed and enhanced algorithms for 3GPP SON module. Lead FOA testing, KPI optimization and customer acceptance testing, with emphasis on Confidential markets. Key participant in improving data visualization tools, also module prototyping using Python, and R for data scrubbing.
• Implemented Advanced SON, with enhanced analytics and ML practices. Specific areas of improvement: self-healing, self-optimization use-cases, LTE’s MDT and MRO, interaction with CCO, and impact on VoLTE performance; preliminary 5G use-cases, in Python.
• National Technical Lead for the rollout of automated optimization tool in Confidential .

MAJOR AREAS OF EXPERTISE:

• Greenfield design and tuning of CDMA1x Nortel networks (600 BTS)
• Design review (Atoll and ACP), Nortel CDMA 1x network in Ukraine.
• Design of UMTS overlays on GSM networks ( Confidential, Confidential, Nortel)
• Design of EvDO overlays on CDMA 1x Nortel RAN in USA markets.
• Design-review of Huawei/ZTE’s 450-CDMA WLL networks in Peru
• Model tuning for CDMA/UMTS networks, using Atoll, RadioPlan, Planet-EV
• Adoption of ACP in Confidential ’s Houston market

TECHNICAL SKILLS:

Propagation tools: Atoll v2.6, Planet EV v4.3, Asset 3G v6.0.0, GeoPlan v5.0

ACP tools: Newfield’s GO, RadioPlan WiNeS v3.5

Optimization: LTE, Architecture, Protocols, System Design, Implementation & Optimization

UMTS networks: site-shakedown, RSCP verification, Ec/Io optimization, HSPDA troubleshooting, MDT/EDT optimization, NL-tuning, IRAT and RNC border verification, Iub troubleshooting, RNC parameter baseline, Troubleshooting NL and PN-plan in CDMA-450 rural networks (Huawei, ZTE)

Optimization tools: Actix, XCAP, Windcatcher, TEMS RA, ZTE ZXPOS, Schema, COPS, Confidential & Confidential ’s Quantum, RMPA, Arieso ’s Confidential (GPEH)

Vendor Tools: Confidential ’s GPEH, UETR, CTR, BO WNCS, MCOM, OSS, AMOS, Tableau

Confidential: NetAct, Optimizer, EdenNet (SON)

Programming: Scripting in Perl, Python, R; on Tableau for Data Viz.

EMPLOYMENT:

Sr. Consultant

Confidentia, Boston

Responsibilities:

• Mentoring RF Engineers (optimization, performance, design, planning, and triage groups) in using Confidential for Confidential -located performance optimization of LTE networks, based on UE reports & L3 messaging.
• Applying Confidential for optimization of VoLTE, LTE-A, CA and MIMO, as well as VIP-device performance, call-tracing and RCA, based on reusable templates.
• Developed and disseminated use-cases (templates, best practices) for each facet of optimization; adding network elements, cluster-based improvement campaigns, hot-spot identification, evaluation of hi-cap event performance, etc.

Confidential

Sr. SON System Performance Engineer

Responsibilities:

• Technical SON customer support in large networks in the USA, Mexico, and Spain.
• Product owner for specific modules during the integration of SON EdenNET and Confidential ’s iSON.
• Collaborated in Advanced SON, with increased reliance on data analytics and ML practices; data scrubbing with R, mobile data characterization (time-based seasonality analytics).
• Specific areas of improvement: self-healing, self-optimization modules, for both LTE and WCDMA.
• Particular emphasis on Confidential OSS and markets; enhanced data visualization (dashboards) for KPIs.

Confidential

Sr. SON System Performance Engineer

Responsibilities:

• Responsible for technical customer support during the adoption of SON in the Confidential USA network, and overseas.
• Developed and enhanced SON modules (addressing specific 3GPP use cases), like 3G CCO, LTE CCO, and other modules scoped to automate optimization practices.
• Provided on-demand customer support for SON, domestic and overseas, particularly Confidential OSS.

Confidential

Sr Zone Optimization Engineer

Responsibilities:

• Responsible for optimization of UMTS/GSM/LTE Zone 1A in Los Angeles.
• Main focus: improving Confidential & Confidential national CQI score Confidential zone level (composed of KPIs for CS/PS ret & access, as well as other factors), interacting with triage team, operations, and C&E, to isolate faults/interruptions; optimization challenges due to capacity constraints in a large mobile network.
• Rapid rollout of LTE eNbs to 50+% of UMTS sites, while improving LTE CQI, and maintaining 3G performance.

Confidential

Technical Lead

Responsibilities:

• Lead hands-on and support of Confidential RF Engineers, adopting COPS for rapid optimization of the 2G/3G networks; troubleshooting of congested areas in Mexico City, with hands-on on Confidential -located L3 data; LTE early plans.

Confidential

Delivery Service Lead

Responsibilities:

• Lead pre- and post-launch optimization remote/local teams, delivering 2,000+ adds
• Fast-paced environment, with peak weekly rates of 50+ carrier-adds (3c/4c/5c).
• Produced Perl scripts to automate LM parameter tuning, as well as initial NRs. 1st-line POC for escalations from the Dir- RF and local Confidential & Confidential management team.
• Participated on the early alignment of service delivery for UMTS and LTE, pre- and post-launch.

Confidential

Sr Optimization Engineer

Responsibilities:

• Responsible for pre-launch tuning, using Actix for DT data analysis.
• Promoted to Market Lead, and 3 months later to Regional Lead for the Confidential & Confidential.
• Lead a team of 50+ engineers in the launching of 3rd carrier projects in TX major markets (5+ clusters per week).
• Promoted to Regional Lead for the Confidential & Confidential Los Angeles Market achieving the project scope: 1,000 3c in six months.

Confidential

Sr UMTS Network Engineer

Responsibilities:

• Generated RFDS for Confidential.
• Compiled pre-launch neighbor lists and SC Plans for several markets.
• Created traffic-spreading polygons for MC simulations (Asset 3G), and polygons based on RSCP and EcIo compound arrays.
• Tuned path loss matrices for 200+ sites, using Radio Plan WiNeS.

Confidential

Tech Lead

Responsibilities:

• Lead the RF optimization team, to meet acceptance KPIs for Confidential ´s Region 4, including Monterrey.
• Improved performance of the region (from the lowest acceptance record), by systematic RCA.
• Established 2nd level for handling customer complaints.
• Lead the client’s design team in solve footprint issues. Improved systematic use of Confidential tools, as well as isolating RNC issues—particularly UETR.