Senior RAN Subject Matter Expert

2 months ago

Randburg, South Africa Manpower Group SA (Pty) Ltd Full time
Seeking an experienced subject matter expert with demonstrated competence with Mobile RAN OSS KPI optimization, DT Optimization, and management. Knowledge and experience working with Nokia vendor systems. As an RF expert, this person will help define how we Optimize, deploy, and optimize mobile networks. This position requires a broad technical knowledge to leverage in-depth industry knowledge of the business environment and various technical solutions to assist the customer to improve their network cost advantage by increasing operational efficiencies within their Radio network

Main Requirement and Technical skills:
  • Strong knowledge in 2G/3G/LTE/5G. With deep and strong understanding of 4G/5G
  • Define, monitor, and troubleshoot of Radio OSS/Drive test Networks KPIs.
  • Regional Network Daily performance.
  • Reduce Worst cells by 5-10% on monthly basis.
  • Solid plan for Cluster level Optimization.
  • Optimize worst performing sites and clusters.
  • Improve agreed Network level OSS KPIs as per the Quarterly KPI acceptance target.
  • Improve agreed Drive test KPIs as per the Quarterly KPI acceptance target.
  • Improve agreed Crowdsourcing KPIs as per the Quarterly KPI acceptance target.
  • Always work proactively for new site performance and making sure other stakeholders are notified for performance support.
  • Track record for HW faults and chronic pains weekly and document it.
  • Propose new strategies to improve the network performance.
  • Layer 3 analysis and troubleshooting from DT log files.
  • New technologies and feature investigation to aid optimization efforts based on OSS network KPIs, drive test data and Crowdsourcing tools.
  • Traces Analysis to detect issues affecting the network performance.
Essential Requirements
  • Bachelor’s degree in technology preference in Telecommunication.
  • 10+ years of overall wireless and wireline telecom industry experience as a service provider and/or equipment vendor. Nokia and Huawei vendors deep hands-on experience is a plus.
  • 8+ years of experience as a RF optimization engineering; 2G/3G/LTE/5G.
  • Advance level understanding on 4G & 5G optimization.
  • Advanced and deep knowledge of 4G/5G is required.
  • Proven hand-on experience in designing, optimization, and management of the RF networks elements.
  • RAN capacity Audit.
  • LAC/TAC audit for paging improvements
  • Prepare justification pack for KPI acceptance exclusions.
  • Built relationship with client’s Regional Managers for smooth communications.
  • Manage day to day Optimization activity which drives KPI improvements.
  • Verify client’s implementation RAN parameters proposed by umlaut for 4G/5G KPIs improvements.
  • Analyze failures drive test logs and execute recommendation for performance improvement.
  • Analyze poor Radio quality patches for regions and prepare short-mid-long-term plans to mitigate it.
  • Keep track on new built sites and propose our own recommendations to enhance the performance.
  • Data base update on regular basis.
  • Configuration checks and making sure regional level Parameters are regularly verified.
  • Inputs for Weekly governance meeting and show progress activities for regions and ask for support if needed.
  • Get and execute Strategic and E2E team's proposal for further network improvements.
  • Give feedback for any issues or plan changes from clients for deployment in Regions.
  • RAN Capacity optimization and raise concern for having new sites after making sure proper Optimization execution and proposal.
  • Neighbor Optimization for Mobility performance for 2G/3G/4G/5G.
  • Voice-Data optimization specially for VoLTE for better Retainability recommendations and making sure well executed by CLIENT.
  • Track on change request using Change Request tool.
  • Share high quality reports with the customer regarding KPIs issues, improvements, and new suggestions for parameters and features.
  • Keep track on regional level customer complaints for information point of view.
  • Keep track on benchmark drive test failures trending and making sure it is improving quarter to quarter.
  • Identifying and highlighting low KPI performance as per Drive Test investigation case/Feature of interest or optimization activities.
  • Drive Test root cause analysis and optimization recommendations for 2G, 3G, 4G and 5G technologies and features.
  • Lead and facilitate Drive Test reporting processes and activities.
  • Liaison with and relay feedback directly to the customer with regards to technical aspects of the project, including discussing findings and report presentations.
  • Support for all Drive Test tools, technical queries and troubleshooting to the data collection team, customers, and internal structures.
  • Facilitate quality assurance and control measures for any technical material (reports, statistical summaries, DT logfiles) before it is shared directly with the customer.
  • 4G/5G new features proposal and implementation.
  • Auditing the network parameters and remove any inconsistency to improve the performance.
  • Proposing new methodologies to improve the network behavior.
  • Analyzing traces needed for troubleshooting.
  • Determine the need for expansions and new sites according to the traffic and coverage


Please note only shortlisted candidates will be contacted

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