Senior 2G / 3G / 4G / 5G Radio Network Optimization Engineer

SUMMARY:
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POSITION INFO:

Our client is looking for a highly skilled and experienced Senior 2G / 3G / 4G / 5G Radio Network Optimization Engineer to lead optimization efforts and manage performance excellence across a regional network.

JOB DESCRIPTION:
This is a unique opportunity for a senior-level engineer with 5–7 years of experience in radio access network optimization across multiple technologies, including GSM, UMTS, LTE, and 5G.

Location: JHB & CPT
Experience Required: 5–7 Years
RAN Vendor Competence: Ericsson / Huawei / ZTE / Nokia (requirements vary by country – refer to matrix)

Key Responsibilities:

• Lead and coordinate a small regional team of engineers to meet operational targets
• Perform advanced RAN parameter configuration, performance analysis, and reporting
• Collect and analyze RF coverage and capacity data using drive test logs
• Conduct root cause analysis to identify performance bottlenecks and implement improvements
• Conduct multi-layer and concentric cell optimization across access technologies
• Manage L3 message data collection, decoding, and deep analysis using OEM tools
• Oversee and guide feature trials, assess performance impact, and support rollout teams
• Optimize frequency plans, neighbor lists, and perform interference analysis and mitigation
• Deliver expert-level support for KPI monitoring and performance trend analysis
• Generate and present comprehensive reports for both technical and customer stakeholders
• Recommend physical optimization actions (Tilt, Azimuth, Power, Height) to enhance SINR, RSRP, RSCP, Ec/No, and C/I
• Contribute to spectrum re-farming planning and execution
• Ensure optimal capacity management through proactive analysis and recommendations
• Execute other high-level RAN optimization tasks as required

Essential Skills:

• Strong leadership and coordination abilities
• Advanced understanding of GSM/UMTS/LTE/5G call flows and network architecture
• Proficiency in RAN OEM OSS/NMS platforms (Ericsson, Huawei, ZTE, Nokia)
• Expertise in KPI counter analysis and network performance improvement strategies
• Experience in advanced scripting and macro creation (e.g., Visual Basic)
• Proficient in MS Excel, PowerPoint, and reporting tools
• GIS/MapInfo tools proficiency for spatial analysis
• Excellent communication and customer-facing skills
• Wireshark and L3 log analysis tools (advantageous)

This senior role is suited for a hands-on leader who combines deep technical knowledge with strong coordination and communication skills. The ideal candidate will thrive in a fast-paced environment and bring strategic value to both internal teams and client stakeholders.