Job Description

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About this Opportunity

The RAN Optimization Engineer is responsible for end-to-end Radio Access Network (RAN) performance, ensuring service quality and KPI compliance across 2G to 5G technologies. The role involves analyzing network KPIs, drive test results, and customer experience data, while supporting optimization campaigns, preparing performance reports, and managing customer/third-party interactions to enhance overall network quality.

What you will do

Monitor, analyze, and optimize RAN KPIs for 2G/3G/4G/5G to ensure SLA compliance and customer satisfaction. Perform proactive and reactive performance monitoring to identify degradation trends and improvement opportunities. Benchmark and track daily/weekly/monthly KPI performance dashboards. Conduct root cause analysis for KPI deviations, call drops, throughput degradation, handover failures, and latency issues. Provide tuning and parameter optimization (coverage, capacity, and quality optimization). Recommend and implement feature activation, parameter changes, and hardware/software upgrades. Analyze drive test results and make recommendations for parameter changes and site-level corrections. Support optimization campaigns (e.g., Umlaut, P3, Opensignal benchmarking) to ensure top ranking in customer experience. Validate field data (DT, CEM, TEMS, NEMO, etc.) and verify improvements post-optimization.Act as interface with 3rd party teams such as Operations, Field Maintenance, and Core teams to align on actions. Document optimization activities, solutions applied, and results achieved.

The Skill you bring

Strong knowledge of multi-technology RAN (2G/3G/4G/5G) optimization and troubleshooting. Hands-on experience with drive test tools (TEMS, NEMO, GENEX Probe, Actix, etc.). Solid understanding of RAN features, parameters, and performance KPIs. Strong analytical and problem-solving skills. 4-7 years of experience in RAN optimization and performance management. Experience in Managed Services environment preferred. Familiarity with Ericsson equipment, tools and products. Knowledge of scripting, data analysis (Excel, SQL, Python, etc.) is an advantage.
Ericsson South Africa recruits in line with its Employment Equity plan and will therefore give preference to suitably qualified candidates who are members of designated groups. Would you like to take a tour to "Life at Ericsson MEA", visit short video Click Here

Why join Ericsson?

At Ericsson, youll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of whats possible. To build solutions never seen before to some of the world's toughest problems. Youll be challenged, but you won't be alone. Youll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

What happens once you apply?

Click Here to find all you need to know about what our typical hiring process looks like.



Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more.

Primary country and city:

South Africa (ZA) || Woodmead

Req ID:

771235