Maria Guadalupe Gutierrez Villatoro

Performed technical analysis of network performance issues, DC, AF, throughput and configuration inconsistencies. Supported 5G NSA/SA configurations according to market requirements, including CBN/e911 call testing and validation activities. Collaborated with TMO switch to support 5G nodes integration, troubleshooting transport and network inconsistencies.

Supported RF optimisation & design activities through RF parameter tuning, tilt recommendation, freq planning analysis, coverage and capacity improvement. Acted as regional technical lead, coordinating engineers&managers to implement network optimisation changes to fix critical network incidents, improving LTE/3G worstoffender cells and VIP sites performance. Validated network performance through call testing, post processing tools, throughput analysis, LTE KPI analysis and node configuration adjustments.

Performed drive test analysis using Actix, TEMS Discovery & Atoll, worst offender identification, overshooters, dominant cells and coverage issues. Developed/analyzed MSV, SSV & SSD reports, validating network KPIs, call flow procedures, providing technical recommendations to support customer presentations and SLA compliance. Managed cluster performance activities, VIP complaint analysis, PCI collision detection, parameter alignment to AT&T Gold Standard and customer reporting during maintenance windows.

Served as the technical point of contact and team lead for the NIC team in TMO, managing daily operations, workload prioritisation, technical escalations and collaboration with implementation and construction managers. Provided advanced 3G/4G troublesh support, leading issue analysis through Root Cause Analysis (RCA) and MOP docs to improve network stability and performance. Acted as ML for TMO, site acceptance activities, technical validations, customer reporting, coordinated teams across Mx, India and NJ.

Performed network integration, parameter configuration and alarm troubleshooting to support network performance. Monitored network performance, conducted cell testing, resolved VSWR, RSSI and configuration related issues. Provided remote technical support to field engineers while contributing to system integration and network stability for Canadian clients.