JOY MUENI MUTUNGA
Radio Network Optimization Engineer | 2G/3G/4G/VoLTE Specialist
SUMMARY
Dedicated Radio Network Optimization Engineer with expertise across 2G, 3G, 4G, and VoLTE
technologies. Proven experience in KPI monitoring, multi-vendor optimization, and troubleshooting to
improve customer experience and network performance. Skilled in using OSS and planning tools, drive test
analysis, and parameter fine-tuning to deliver measurable results. Career focus on advancing expertise in
RAN optimization, cross-domain integration, and leadership in telecom innovation.
SKILLS
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Radio Network Optimization (2G, 3G, 4G, VoLTE)
KPI Monitoring & Drive Test Analysis
Nokia & Ericsson OSS Tools (NetAct/BI)
Network Planning Tools (Atoll, MapInfo, Google Earth, GIS)
Cross-Functional Collaboration & Reporting
MS Office (Excel, PowerPoint, Word)
Analytical Problem-Solving
PROFESSIONAL EXPERIENCE
Radio Network Optimization Engineer – Nokia Networks Aug 2023 – Present
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Optimized multi-RAT networks (2G/3G/4G/VoLTE) ensuring KPI improvements.
Enhanced LTE VoLTE DCR and reduced call drops via parameter optimization.
Improved 3G CS/PS RRC success rates by resolving access failures.
Performed drive test analysis to improve coverage, throughput, and call setup success.
Coordinated optimization across Nokia & Ericsson vendors with OSS tools.
Supported NPO Manager in reporting, team management, and customer engagements.
Delivered presentations and reports to customers showcasing optimization outcomes.
Network Engineer Intern – Pentacom Consultancy Ltd Aug 2021 – Oct 2021
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Assisted in radio network planning, implementation, and optimization.
Conducted drive testing and parameter tuning to enhance coverage.
Supported troubleshooting and corrective actions to maintain service continuity.
Participated in coverage analysis, capacity planning, and reporting.
ACHIEVEMENTS
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Executed SRAN power upgrades with minimal downtime.
Improved LTE VoLTE DCR through advanced parameter tuning.
Boosted 3G CS/PS CSSR via access failure resolution.
Delivered successful multi-vendor optimization across Nokia & Ericsson.
Multi-tech Worst Cells KPIs Optimization by parameter tuning.
Graduated with Second Class Upper Division, BSc. Telecommunication & IT.
CERTIFICATIONS
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Nokia L3 Certification – Radio Network Optimization
EDUCATION
BSc. Telecommunication & Information Technology – Kenyatta University (2017 – 2022) Grade:
Second Class Upper Division
Kenya Certificate of Secondary Education – Muthale Girls Secondary School (2013 – 2016)
Grade: A- (Minus)
Kenya Certificate of Primary Education – Central Primary School (2008 – 2012) Score:
404 / 500
REFERENCES
Ridon Mbayi – Senior NPO Engineer, Nokia Networks (Kenya)
Naftali Kimani – Lecturer, Kenyatta University
