4G/5G RAN Optimization Engineer — ZTE Tools Expert

Tech Junction Ltd; Johannesburg; On-site; ZAR 600,000 - 900,000; Full time

Job summary

Tangent International is urgently seeking an experienced 4G/5G Wireless Network Optimization Engineer to support a major mobile network optimization project based in Johannesburg, South Africa. You will optimize LTE and 5G networks, analyze KPI performance, and tune parameters to improve coverage and capacity.

The role requires hands-on experience with ZTE RAN environments and ZTE tools such as UME, NGI, NetMax, and WNG, and the ability to collaborate with planning, operations, and vendor teams

Qualifications

• Bachelor’s degree in Telecommunications Engineering, Electronics Engineering, Computer Engineering, or a related discipline.
• Strong hands-on experience in LTE and 5G Wireless Network Optimization.
• Demonstrated expertise working with ZTE RAN environments.
• Hands-on experience with proprietary ZTE tools, including UME, NGI, NetMax, and WNG.
• Strong understanding of LTE and 5G NR air interface technologies.
• Experience with mobility management and optimization techniques.
• Expertise in root cause analysis and network troubleshooting.
• Strong understanding of Radio Access Network (RAN) principles.
• Experience performing coverage, capacity, retainability, and accessibility optimization.
• Ability to work independently in customer-facing network environments.

Responsibilities

• Perform LTE and 5G radio network optimization activities.
• Analyze network performance KPIs and identify optimization opportunities.
• Conduct coverage, capacity, and quality optimization initiatives.
• Utilize ZTE optimization tools including UME, NGI, NetMax, and WNG.
• Analyze radio network performance trends and service quality metrics.
• Troubleshoot network degradation issues and recommend corrective actions.
• Perform root cause analysis and mitigation of network performance issues.
• Optimize mobility management and handover performance.
• Conduct parameter audits and implement optimization recommendations.
• Support feature activation, validation, and tuning activities.
• Generate optimization reports and performance improvement recommendations.
• Collaborate with planning, operations, implementation, and vendor teams.
• Ensure customer experience KPIs meet operational targets.
• Support continuous network quality improvement programs.

Skills

LTE & 5G optimization

RAN optimization

Mobility management

Root cause analysis

Independent working

Wireless networking

Education

Bachelor's degree in Telecommunications/Electronics/Computer Engineering

Tools

UME

NGI

NetMax

WNG

TEMS Investigation

Nemo Outdoor

QGIS

Google Earth

Job description

Tangent International is urgently seeking an experienced 4G/5G Wireless Network Optimization Engineer to support a major mobile network optimization project based in Johannesburg, South Africa. You will optimize LTE and 5G networks, analyze KPI performance, and tune parameters to improve coverage and capacity.

The role requires hands-on experience with ZTE RAN environments and ZTE tools such as UME, NGI, NetMax, and WNG, and the ability to collaborate with planning, operations, and vendor teams