Bukola Adejumo

Experience

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  LAPLACE TECHNOLOGIES LIMITED

  Jan 2008 - Jan 2011

  Front office Engineer (Team Leader)

  ● Responsible for Front office and First Level Troubleshooting and Support for CS Core Operation on Etisalat Project.● Coordinate the activity of the Team and ensure all daily and monthly activities reports are sent to the concerned personnel.● Management of all the MSC, MGW, HLR and STP on the Network.● Forwarding, follow-up and resolution of trouble tickets● Escalation of all faulty devices and network faults detected to the Field Support Engineers (Core Network, Transmission and BSS) ● Fault management using the iManager M2000 Mobile Element Management System.● Report generation and Analysis.● Alarm monitoring using the Local Maintenance Terminal BSC6000 (LMT)● Routine Check of Machines in the Switch Room.● Interface between Customer Care Centre{Etisalat} and the Vendor{Huawei} Show less

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  Huawei Technologies

  Feb 2011 - Feb 2020

  • Responsible for Operation and Maintenance of all CS Core Network Nodes on Etisalat Nigeria project, a managed Service Project with Huawei.• Follow up on major escalated failures until resolution, Control the implementation of all changes on the network and generate daily reports of failures exceeding defined KPI, and follow through on all customer complaints. • Carry out Effective Technical Feasibility Studies and Impact Analysis for New Features and Services within the Core Environment.• Operation and Maintenance of Core Network Node.• Analyse Customer CRF requests and ensure speedy implementation.• Ensured Spares management of all Core equipment are audited, validated, and dispatched as advised to ensure availability of both critical and non-critical spares.• Carryout Software and patch upgrade on all CS Core Node.• Carryout Health check on all CS Core Node and ensure report is analyzed and recommendation implemented.• Integration of Point of Interconnection (POI) with other operators and clearing house.• Integration of PRI Link with Enterprise Partner.• Ensure all Trouble ticket raised by the FO team is been Resolved within SLA.• Integration and commissioning of new BSC and RNC into the Network.• Service Provisioning: Creation and routing of Shortcodes and Long code for Voice, IVR and SMS services.• Manages and coordinate Field Maintenance Engineer (FME) activities in all the regions and ensures that they carryout backup and other preventive maintenance activities. Show less ● Responsible for Level 2 Support for CS Core Operation on Orange Sierra Leone offshore Project, the project is being managed by Huawei Remotely.● Manages Customers expectations and provides technical support for all special events projects like improvement drives.● Collaborate with the Level 1 and the Level 2 on ground team to ensure speedy resolution of fault within SLA.● Identifying and driving processes that will continually improve efficiency of delivery of Key Performance Indicators ● Responsible for Software upgrade and patch loading on all CS Core nodes.● Carryout Periodic Health check on node, analyze the result and implement the recommendation. ● Support yearly Audit and ensure all the Audit requirements are met.● Prepare Weekly performance PPT for customer governance meeting. Show less ● Responsible for Operation and Maintenance of all CS Core Network Nodes on Airtel Nigeria project, a managed Service Project with Huawei.● Monitoring and analysis of the Performance of the CS-Core Network to Assure Customers’ Satisfaction.● Ensure that process is followed for all task i.e TT process, change request (CR), incident management, performance management e.t.c● Carry out Effective Technical Feasibility Studies and Impact Analysis for New Features and Services within the Core Environment.● Network Capacity Planning and Optimization of all CS Core node.● Carryout Software and patch upgrade on all CS Core Node.● Carryout Health check on all CS Core Node and ensure report is analyzed and recommendation implemented.● SIP interconnect integration with all interconnect partners (Glo, MTN, 9mobile, Vodacom e.t.c).● Migration of all SIP international interconnect on Ericsson MSC to Huawei MSCs.● Cloud Core E9000 (NFV) operation, optimization and maintenance.● Migration of all local interconnect via TDM on Airtel to SIP.● Monitoring and analysis of all CS Core KPI e.g ASR, PSR, SCR, LUSR, Daily VLR e.t.c and ensure any degradation observed on it is resolved within SLA.● Manages and Ensure all the 12 MSCs, 3 NFV (MSC), 32 MGWs, 4 STP (SPS), 3 HLR (HSS) in Huawei MS Region are been monitored, fault escalated and resolved within SLA.● Managed Core network capacity planning, network support and configuration management.● Carry out BSC and RNC Integration/Cutover planning, implementation and Migration from Ericsson MSS to Huawei MSS in the region. ● Roaming configuration and service provisioning for International Roaming partner.● Integration of PRI Link with Enterprise Partner.● Support IN operation: Involve SDP Migration/ Cutover from a particular CCN to Another.● Integration and commissioning of new BSC and RNC into the Network.● Service Provisioning: Creation and routing of Short codes and Long code for Voice, IVR and SMS services. Show less

  • Team Lead CS Core Engineer (9mobile Nigeria Project)

    Feb 2019 - Feb 2020

  • Core Network Engineer (Level 2 Support).

    Aug 2017 - Feb 2019

  • Senior Core Network Engineer (Airtel Project).

    Feb 2011 - Feb 2019
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  Airtel Nigeria

  Feb 2020 - now

  CS/IMS Core Network Engineer (CS | IMS | VoLTE | NFV)

  ● Control, Manage and Support Day to day network operations for IMS and Core Network to ensure operational efficiency and excellent customer experience on the network. ● Operation and Maintenance of IMS and Core Network Circuit Switch Elements (MSC Server, Media Gateway (MGW), HLR (HSS), STP (SPS), SBC, IMS-HSS, ATS, P/I/S-CSCF and U2020 Server.● Deployed and managed over 75 core NE spread across the Network, such as MSC, MGCF, MGW, SPS, IMS-HSS, ATS, P/I/S-CSCF, HSS and SBC.● Manages all Local and International Interconnect with other operators and Clearing House.● Monitoring and analysis of all CS Core KPI e.g ASR, CCR, LUSR, PSR, Daily VLR e.t.c and ensure any degradation observed on it is resolved within SLA.● Provided technical support for all special events projects like improvement drives, festival target optimization (Charismas, EID & New Year etc).● Work with RA (Revenue Assurance Team) to ensure constant Audit and potential revenue leakage & business exposure are prevented.● Cloud Core E9000 (NFV) operation, optimization and expansion (Scale-out) based on traffic growth and ensure resource utilization is within threshold for maximum network performance and reliability.● Analyse Customer CRF requests and ensure speedy implementation.● Carry out Effective Technical Feasibility Studies and Impact Analysis for New Features and Services within the Core Environment.● Carryout Software and patch upgrade on all CS Core Node.● Carryout Health check on all CS Core Node and ensure report is analyzed and recommendation implemented.● Implemented PABX integration using Primary Rate Adaptation (PRA) and Session Initiation Protocol (SIP) for Enterprise Networks from core Network Element- MSC/MGW.● Hardware Installation, Commissioning and service integration with over 48 cloud servers for vIMS / VoLTE / VoWifi of operator DC running on DELL NFVI platform across 6 distributed sites.● Ensure all Trouble ticket raised by the FO team is being Resolved within SLA. Show less