Ibezim Mbaka

• Project Management: Oversee RAN network design, implementation, and modernization projects for Nokia and Huawei equipment, ensuring timely delivery within budget. • Network Monitoring and Optimization: Monitor GERAN, UTRAN, and EUTRAN networks, conduct capacity management, and optimize network performance. • Business Case Development: Develop business cases and justify special projects and feature implementations to support network upgrades and enhancements. • Resource Management: Manage end-to-end upgrades of RAN resources, including BSC, BTS, RNC, NodeB, and eNodeB, coordinating with the Transmission team for adequate Transmission capacity for the planned RAN projects. • Forecasting and Dimensioning: Forecast future network capacity requirements and dimension RAN nodes and interfaces accordingly. • Emergency Service Recovery: Manage emergency service recovery through node migrations and site collocation cost optimization projects. • Vendor Management: Monitor vendor contracts and KPI performance to ensure compliance with SLAs. Liaise with partner vendors for rural telephony network integration. Manages Cost Optimization Projects with Collocation Vendors. • Regulatory Compliance: Ensure compliance with policies and procedures of telecom regulatory agencies, attending meetings and seminars organized by regulatory bodies such as NCC. • Team Leadership: Provide guidance to team members, ensuring adherence to network design and rollout plans, and prompt escalation of critical issues impacting network quality. • Collaboration and Support: Coordinate with sales and commercial teams to synchronize activities, support enterprise sales for deployment of dedicated network services, and deliver telecom coverage solutions for key clients. • Review team reports for management input.

• Designed, integrated, and optimized RAN networks for GSM, UMTS, and LTE technologies. • Manage and Supervise Service Vendors, ensuring compliance with agreed SLAs, and ensuring no or minimal exposure to risks from third-party vendors. • Regulatory Compliance and Optimization: Study NCC KPI thresholds, ensure compliance via KPI, and cluster drive test analysis to optimize network performance. • Collaborate with sales teams to deploy dedicated network services for key clients.

• Planned and optimized RAN networks for new coverage and capacity enhancement. • Resource Dimensioning and Capacity Planning at RNC/BSC and NodeB/BTS/eNobeB levels. • Conducted network performance monitoring, issue investigation, and optimization.

• Managed services for ZAIN (now Airtel Nigeria), optimizing network performance. • Conducted radio network planning, design, and implementation using advanced tools. • Implementation and optimization of features for improved network performance. • Drive test log processing and analysis using specialized tools. • Provide prompt technical support for Technical Officers on resolution of Network issues and liaising with Equipment Vendors for providing support for challenging Network issues.

• Radio Network Planning and Optimization: Utilize Planet EV and Asset 3G Planning tools for voice and data networks planning and optimization. • Monitor network performance and reporting. Issue troubleshooting and resolution. • Conduct technical site surveys (TSS) and single sites verification (SSV) for new sites. • Implementation and optimization of features for improved network performance. • Drive test log processing and analysis using specialized tools. • BSS Network Planning and Troubleshooting: Plan and troubleshoot BSS networks, including transcoders (XCDRs), BSCs, and BTSs, through drive testing, log analysis, and KPI reporting. • Provide technical support for network issues, liaise with equipment vendors for challenging problems, and manage RF Planning & Optimization Department in the absence of the Regional Manager.

• Designed, optimized, and managed radio networks for voice and data services. • Conducted network performance monitoring, capacity management. Troubleshooting and issue escalations. • Site technical site survey (TSS) and validation for proposed new sites. • Conducted SSVS (single site verification), and preparation PPRs (post-performance report), for newly integrated sites. • Conducted network performance monitoring, capacity management, and troubleshooting

• Planning of cell sites for new coverage areas, capacity improvement, and quality enhancement. • Conducted network KPI monitoring, drive testing, and optimization. • Cluster drive tests and customer location visitation to investigate complaints and resolution.

• Part of the Team involved in the Installation, Optimization, Maintenance and Management of the • Managed the installation, optimization, and maintenance of the CDMA 20001x (all IP) fixed wireless network. • Conducted network troubleshooting, statistical data collection for KPI analysis. • Core network switching operations, alarms monitoring and clearance, and configuration of CDMA phones and devices. • Transmission network planning and implementation using Harris microwave radios. Configuration of microwave radios and establishment of line of sight (LOS). • Microwave links monitoring, failure troubleshooting, and maintenance.