Trevor Matabwa, MSc, PMP®

 Planning of network modernization design and control of initiatives for investment in capacity expansion of the core network nodes aimed at optimising core network, OCS and VAS systems CAPEX and OPEX.  Manage the respective teams that operate and maintain Core, Packet Backbone, Intelligent Network, Value added Service Network elements and Governance of the network changes.  Liaison with vendor partner teams, Airtel HQ and other departments to assure seamless real-time Billing for the VAS/ OCS services and support on audit issues raised by Revenue Assurance team  Coordinate the unit’s activities and ensure compliance with the organisation’s operating policies, controls and procedures while ensuring projects are aligned with the business’s Annual Operating Program (AOP)  Provide leadership and guidance to team members and manage subordinate’s performance towards the achievement of overall team objective.  Overseeing the day to day operations and maintenance of Airtel Malawi network, both hands-on and through network managed service providers (contractors).  Ensuring tasks are performed under the preview of Standard Operational Processes and new services/products are launched as per marketing requirements and delivered on timely basis.  Providing Subject Matter Expert support and problem analysis to operations team in case of critical situations.

 2nd level Incident Management for the core network elements, MSS emergency handling, troubleshooting of faults in Network elements during configuration, integration and testing with different Core, IN & VAS, RAN nodes and 3PP solutions ensuring minimum down time of operations to reduce loss of revenue  Core Network nodes software and middleware upgrades and updates using SMO (CP software IPA / EPA upgrades, APG software AGM updates, MDE loading and testing. Hardware & Software Maintenance and CSR Follow-ups  Generate traffic reports, service quality measurements for reports and data for effective functioning, improvement of the Core network KPI’s and network dimensioning, optimization and capacity management  Preventive maintenance of nodes based on routine health check of various nodes, daily reports (load status, utilization of resources, trunk addition, SS7 link addition, alarm monitoring.  B-Number analysis, Routing Analysis, Charging Analysis and administration B Number routing for all the Local, and ILD routes including Least Cost Routing (LCR) administration, International roaming data implementation, testing and troubleshooting  Core network security against revenue leakage from fraud, System backup and safeguarding  Knowledge transfer (training) of other engineers on Core Network nodes O&M, integration with other nodes, performance & utilization monitoring

 Core network project management from conceptualization to close out phases of the project life cycle in the area of telecommunication and the migration to new technologies and services  Management of risk at all stages of the projects including business, operational, technical and resource issues aimed at reducing costs and determining initiatives to optimize resources  Knowledge transfer (training) to other engineers on Core Network nodes O&M, integration with other nodes, performance & utilization monitoring  Core Network dimensioning and capacity management and operational performance management  Management level interface to Core Switching subcontractors/3rd parties and contractual service delivery on SLA/KPI.  Tracking of all licenses, hardware and working with operations to make sure that all software and hardware support is covered

 APG40, APG43 & CP Start-up, Integration of MSS node (MSC-Server, MGW), MSC, HLR, SCP, Hardware User Acceptance Testing.  Operation and Maintenance, planning, dimensioning and optimization of core nodes Hardware & Software and Synchronization  System Security for Core Network Nodes against revenue leakage from fraud,  Subscriber administration and database backup. B-Number analysis, Routing Analysis, Charging Analysis and administration  Knowledge transfer (training) of other engineers on Core Network nodes O&M, integration, performance & utilization monitoring