Job Description

• - Performed LTE data analytics for industrial/factory and indoor coverage (TRUE & AIS), consolidating RF and KPI data and presenting findings to RAN, Planning, and Business teams.
• - Supported the Design & Planning team on LTE coverage-prediction systems end-to-end, including methodology definition, data preparation, and QA of prediction outputs.
• - Partnered with the Solution team to refine LTE prediction parameters and propagation-model tuning for rollout planning across 400+ scenarios.
• - Reduced 3G/4G worst/black cells via parameter optimization, systematic audits, and targeted RF fixes; resolved multi-KPI issues at scale (Black cell 3,680 / RSSI 13,286 / CQI 2,204 / Mobility 454 / Performance 816 / Congestion 40), improving overall QoS and user experience.
• - Produced monthly 2G/3G/4G/5G prediction-coverage reports by aggregating RF planning outputs (Planet/ASSET), OSS/KPI data, and population layers; delivered clear coverage maps, KPI tables, and dashboards for Marketing, Mobile Service, RAN, and NOC to support commercial planning, network expansion, and performance tracking.
• - Developed charts, maps, and interactive dashboards and prepared management and BoD-level reports, translating complex network analytics into business-friendly insights for Marketing, Sales, Product, RAN, NOC, BI, and Solution teams.
• - Delivered nationwide Population/Area calculations and main-road/nationwide coverage summaries, established repeatable reporting pipelines, and performed ad-hoc coverage and scenario studies (2G/3G/4G/5G, 600+ scenarios) to guide marketing campaigns, sales coverage, customer-experience improvement, and spectrum/rollout strategy.
• - Planned and dimensioned mobile-car (COW) deployments for high-traffic events by analyzing macro/IBC layers, traffic statistics, and demand forecasts; designed PSC/RSN/PCI/MOD3 plans, aligned temporary cells with neighbor relations, and validated coverage/capacity via walk/drive tests to ensure stable voice and high-speed data performance.
• - Built and maintained data pipelines to collect and consolidate data from OSS, RF planning tools, enterprise databases, customer complaints/surveys, and network-performance platforms; structured and documented large geo/KPI datasets with strong data-quality control.
• - Cleaned and validated data (handling missing values, duplicates, and format standards) and applied statistical analysis using Excel, SQL, Python, Power BI, and RF tools to identify trends, correlations, and root causes, generating actionable insights for technical and business stakeholders.
• - Administered and optimized the Planet RF planning tool (data updates, bug fixes, workflow tuning) and led migration from TEOCO ASSET, including population map updates (63M 68M) and creation/validation of 700/900 MHz and 2300/2100 MHz propagation models, as well as nationwide prediction-coverage sets for FSSAT, 5G LB700, and LB700/900 projects.
• - Reported KPI changes related to TAC/LAC/CI, software upgrades, and integration; produced EMF assessments (3G/4G/5G, 700/900 MHz & 26 GHz), dismantle/relocation coverage reports, complaint-driven coverage investigations, and audits of antenna heights for 5,000+ sectors to improve prediction and optimization accuracy.
• - Planned mobile-signal distribution to support the 2300 MHz auction (dtac) and followed up on 700 MHz early license awards, compiling high-level nationwide network-plan overviews and rollout-plan reports for leadership.
• - Used Python scripting to automate RF/data workflows (coverage/POP calculations, CSV/Excel processing, GIS layer generation), significantly improving the speed, consistency, and efficiency of monthly reporting and analysis.

Job Description

• - Led multi-vendor in-building coverage (IBC) walk-test and optimization teams for UMTS850 (HSPA+ Phases 45), UMTS2100, and LTE across Bangkok and regional clusters (Huawei: Central/North-East; ZTE: Central West/South).
• - Served as team lead for UMTS2100 & LTE Real Future Phase 1 with Huawei (Central/North-East) and UMTS2100 (AIS) in Bangkok, managing planning, execution, and reporting end-to-end.
• - Supervised subcontractor teams (drive test & riggers), ensuring safety, test quality, documentation, and schedule adherence in line with SLAs.
• - Planned and executed CVT (Coverage Validation Test) and SSV (Single Site Verification) for new IBC and macro sites (UMTS850/2100/LTE), submitting A72 site-on-air and acceptance reports to the operator.
• - Planned and led PAT (Performance Acceptance Test) for clusters and IBC projects; compiled and delivered formal acceptance reports to customers.
• - Managed routine and benchmarking drive-test activities, feature trials, worst-cell analysis, and RF/KPI improvement campaigns within assigned clusters.
• - Designed and executed drive-test routes for SSV, cluster optimization, VIP complaint areas, and special events; ensured log collection and test execution met project standards.
• - Analyzed drive-test log files (PA Open) using NEMO Analyzer and Actix to build Problem Matrix Areas, identify root causes, and prioritize optimization actions.
• - Performed RF optimization and tuning using ACP, Genex Cloud, Assistance Lite, and Huawei M2000/LMT; delivered comprehensive Change Request (CR) lists (tilt/azimuth/beam/neighbor changes) within required timelines.
• - Monitored UMTS/LTE RAN KPIs (coverage, quality, mobility, throughput) and drove optimization based on statistics, drive-test feedback, and field findings.
• - Executed neighbor/parameter adddeletemodify for UMTS850/2100/LTE and performed 2G/3G neighbor changes on Huawei RAN to improve handover success and reduce drops.
• - Produced link budgets for UMTS850/2100/LTE and proposed antenna-system tuning to TrueMove (beam focus to RSCP holes, tilt/height/azimuth adjustments) to balance interference and coverage.
• - Led BMA launch optimization for 3G TrueMove at BKN TrueMove office and BMA pre-launch activities at Thai Summit Tower, including cluster tuning and acceptance.
• - Conducted IBC walk tests using NEMO Outdoor and post-processed data in NEMO Analyzer/Actix; delivered cluster tuning and cluster acceptance reports to the customer.
• - Handled VIP complaints and special requests (e.g., special-event drive tests, focused problem analyses) and delivered solutions plus formal reports within agreed SLAs.
• - Regularly checked engineering parameters, network configurations, alarms, and cell resources to pre-verify network conditions before drive tests and enable fast root-cause analysis and resolution.

Job Description

• - Led end-to-end drive-testing and post-analysis activities using Nemo Outdoor (3G) and TEMS Investigation, ensuring routes, logs, and analysis complied with project and operator standards.
• - Performed comprehensive voice and data testing (coverage, quality, handover performance), including GPRS vs EDGE comparison via RLC throughput to validate real user experience.
• - Verified site performance after BTS replacement by checking antenna direction, cross-feeder connections, and potential interference sources to ensure correct installation and optimal RF behavior.
• - Investigated 2G3G handover behavior (soft/softer/hard HO), analyzed drop/blocked calls and cross-feed issues, and provided tuning recommendations to improve mobility KPIs.
• - Executed SSV for new sites, cluster drive tests, and tests in VIP complaint areas to confirm coverage, quality, and KPIs met acceptance criteria.
• - Conducted voice, video call, and HSDPA/HSUPA tests across all three sectors of sites to verify that data-rate and service-quality targets were achieved under realistic network conditions.
• - Performed in-building benchmarking walk tests (voice and data) across multiple operators, providing comparative indoor-coverage and quality views for enterprise and high-traffic locations.
• - Prepared and reviewed detailed benchmark reports, led acceptance test sessions with customers, and handed over approved results to operators in line with project and SLA requirements.
• - Produced per-floor performance summaries and floor-plan event plots (e.g., drop/blocked calls, handover failures) to visualize problem spots and support optimization decisions.
• - Analyzed walk-test findings to identify root causes of performance issues and proposed remedial RF solutions (parameter changes, tilt/azimuth adjustments, additional sites/solutions) to customers.
• - Performed 2G/3G neighbor configuration (add/delete/modify) on Huawei RAN to improve handover success, reduce drops, and refine mobility strategy.
• - Monitored UMTS/GSM KPIs on a regular basis and executed optimization actions based on KPI trends, alarms, and field-test feedback.
• - Conducted IMSI traces and simulation loading tests on Huawei networks to troubleshoot chronic issues and validate network capacity under stress conditions.
• - Produced daily and periodic performance reports, including RNC 3G Huawei RAN11 & RAN12 statistics, VIP cells daily KPIs, RNC PBI, and RNC MTG, for internal teams and customer review.