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Work Background
PT Infrastruktur Telekomunikasi Indonesia (Telkominfra)Senior RF Optimization & Performance Manager
Jun. 2024Jakarta, Indonesia• Led the design and execution of comprehensive test plans to validate a new RF optimization framework in the Reengineering project, resulting in a 15% improvement in network performance metrics, including coverage and quality. • Pioneered the automation of network performance degradation detection, which reduced manual analysis time by 30% and enabled real-time solution proposals. This proactive approach minimized downtime and maintained critical KPIs. • Directed a full-scale reengineering project for the RF optimization department. Managed the entire project lifecycle, from developing a detailed plan and defining success metrics to overseeing the implementation of new, automated workflows. • Collaborate with stakeholders to understand current RF optimization processes and identify areas for improvement. Document existing workflows, tools, and data sources. Analyze current network performance data to identify areas of concern. • Develop and evaluate new RF optimization strategies and workflows. Identify and recommend required technology solutions for data collection, analysis, and automation. Define user requirements and specifications for any new tools or applications • Oversee the implementation of the new RF optimization processes and tools. Develop and deliver training programs for engineers and technicians on the new procedures. Manage communication and change management activities to ensure user adoption
PT Smartfren Telecom TbkHead of Network Service Quality Management & Data Analytics
Aug. 2022 - May. 2024Indonesia• Led end-to-end network optimization initiatives, resulting in a 15% improvement in overall network Quality of Service (QoS) and a 10% reduction in customer complaints associated with network performance. • Executed capacity mitigation and expansion strategies for 4G & 5G networks, including optimization of 5G SSV deployment, leading to a 20% increase in 5G throughput and supporting a 25% growth in high-speed data subscriber base. • Implemented advanced network modeling with SON (Self-Organizing Networks) and automation tools, reducing network troubleshooting time by 30% and improving network efficiency. Utilized machine learning algorithms and data analytics to perform churn prediction and network benchmarking, boosting retention rate by 12% and enabling targeted marketing strategies. • Directed network benchmarking and churn reduction projects, leveraging predictive analytics that contributed to a 10% decrease in churn rate within key customer segments. • Developed and standardized testing guidelines for new technology rollouts such as 5G, integrating automation principles that accelerated deployment cycles by 18%. Troubleshot complex radio, transport, and capacity issues, providing data-driven recommendations that reduced mean time to resolution (MTTR) by 25% and improved service continuity. • Collaborated effectively across cross-functional teams, including network quality, data analytics, solution architecture, and field operations, to implement strategic network improvements. • Led a multi-disciplinary team in managing E2E network quality KPIs, achieving 95% KPI compliance and implementing continuous monitoring frameworks. • Championed digital transformation initiatives by designing pragmatic change management strategies that ensured smooth project transitions and operational stability.
PT Infrastruktur Telekomunikasi Indonesia (Telkominfra)RF Network Design & Optimization Consultant
Dec. 2016 - Aug. 2022Jakarta Metropolitan Area• Led comprehensive performance assessments to identify key network challenges, developing and presenting data-driven recommendations that resulted in a measurable enhancement in network quality and efficiency across multiple regions. • Oversaw the successful implementation of key automation platforms, including CSON with Cellwize and P.I. Works, which streamlined network optimization processes and significantly improved spectral efficiency and CQI. • Spearheaded the L23 5G Refarming Project for over 3,600 sites, facilitating the nationwide deployment of 5G and establishing a standardized NPT and layering optimization framework across all network generations (2G, 3G, 4G, 5G). • Led the TUTELA Assurance and Benchmark analysis, providing strategic insights that contributed to the network's victory in 3 out of 5 categories in the rigorous industry benchmarking, validating the quality of optimization efforts. • Coordinated a Multivendor LTE Strategic Assessment with key industry partners, including Telkominfra Consultant and Qualcomm Technology, and subsequently developed comprehensive guidelines that empowered regional teams to optimize performance across diverse RAN vendors (Nokia, ZTE, Huawei, Ericsson). • Provided expert technical support for complex network issues by performing in-depth Drive Test, IMS, VoLTE, Device Mobile Analysis, and BTS Troubleshooting, ensuring rapid problem resolution and maintaining network stability.
Nokia4G LTE RF Optimization Specialist
Dec. 2014 - Dec. 2016Greater Jakarta Area, Indonesia• Directed the standardization and auditing of LTE RF parameters and traffic counters, ensuring proper network configuration that led to a significant uplift in overall network performance. • Conducted extensive pre- and post-Drive Test analysis for LTE networks and performed Cluster Optimization, leading to a tangible enhancement in user experience and LTE Carrier Aggregation performance. • Proactively managed and improved key OSS network performance metrics, including CSSR, SDR, and latency, which contributed to a more stable and reliable network • Led a comprehensive Neighbor List audit, correction, and optimization campaign that enhanced network efficiency and reduced handover failures. • Resolved customer complaints and managed VIP requests efficiently by leveraging expert analysis of network data and utilizing tools like Atoll for coverage plot analysis • Provided expert analysis and recommendations based on SSV Reports to improve network performance and address anomalies • Served as a Team Leader for cluster optimization and single-site verification activities, achieving notable results.
Huawei4G LTE RF Network Planning and Optimization
Jun. 2010 - Dec. 2014Greater Jakarta Area, Indonesia• Served as the Technical Leader for the Huawei 4G LTE Project, successfully leading cluster optimization efforts and managing 4 subcontractors. Facilitated the successful demonstration and trial of new system features, including SON and ICIC, which significantly enhanced network efficiency. • Executed comprehensive audits and verification of LTE-TDD soft parameters (MLB, ANR, MIMO, Beamforming) for eNodeBs, directly improving network performance and adherence to standards. • Analyzed LTE paging capacity and designed tracking areas based on ESU Board MME capacity, ensuring efficient network coverage and achieving key SINR KPIs by meticulously adjusting eNodeB RS power. • Conducted in-depth FMA performance analysis to proactively troubleshoot and resolve instances of abnormal low performance, utilizing a suite of industry-standard tools (Genex Probe & Assistant, M2000, OMStar, Huawei Spectrum Analyzer). • Performed detailed performance analysis using tools like eRAN 6.0 and NIC, while also executing neighbor list audits and corrections to enhance overall network efficiency and stability.
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