I am Highly determined, result-driven Electrical/Electronic Engineer with more than 10 years of comprehensive work experience in Wireless Telecommunication and Information Technology. Started as Technical Site Survey Engineer, to Drive test (DT)/RF optimization Engineer and later on RF Consultant. During this period, I have supported and delivered projects on 2G, 3G, 4G LTE and 5G networks for different vendors Huawei, Ericsson & ZTE in several countries and for an MNO (mobile network Operator) Bharti Airtel/T-Mobile. I have planned/designed, supervised the installations and commissioning of macro/indoor sites, performed service testing of several 2G, 3G & 4G nodes as well as turnkey projects and driven multi-vendor Modernization/swap projects. I also held the position of RF manager in charge of most administrative, project management and financial matters related to the technical part. Recommended RF solutions and carrying out changes to improve network performance, Preparing Root Cause Analysis (RCAs), Incident Reports, Methods of Operation (MOPs) and KPI analysis and acceptance formed an integral part of my work and experience.

Federal University of Technology, Owerri, Nigeria

·      Analysis of network KPI’s, troubleshoot issues, hands-on with day-to-day performance management/optimization functions to improve 4G LTE & 5G NR Network.
·      Optimization of coverage of new/existing sites by tilt/azimuth/parameters to maintain RF quality.
·      Field/Remote RSSI TS & analysis with TC to resolve RF Antenna Imbalance & Hot RTWP.
·      Good Knowledge on layer management strategy (LMS) to optimize multi-LTE/NR layers in distributing traffic according to market guidelines.
·      NNP & Capacity dashboard, ensuring newly integrated sites are meeting & passing in NNP.
·      Use of RF tools for daily network analysis on LTE & NR sites (Truecall,Actix,Power Bi e.t.c)
·      Health check audit ensuring High RSSI/Antenna Imbalance ensuring initial remote troubleshooting before involving the field operations (Fops).
·      Preparation of site details and scoping notes for the scheduled Design Walk.
·      Ensuring all equipment issues are discussed & agreed upon during the site walk such as antenna placement and orientation, cable type and lengths, BTS placement, etc.
·      Update RFDS/ ASSET / ElemenT database with the final RF parameters: antenna type, orientation, cable type, cable length etc. if any discrepancies are found.
Excellent leadership skills in delivering milestones to client.

RF Design/Performance Engineer

·      Monitoring and management of Limitless Mobile’s wireless network and service delivery, including Limitless Mobile’s own Ericsson based Radio Access Network (RAN) and Core network.
·      Network Monitoring & Analysis with Wireshark, Mysyniverse App and a bit of Netscout.
·      Driving incident management through a structured and efficient approach to analysis and troubleshooting/issue identification, including escalation/coordination of support from Core Network Engineering, Partners and Management as required ensuring maximum possible service availability.
·      Establishing a bridge & managing communications between stakeholders to ensure proper incident management.
·      Evaluate network performance and create improvement strategies and documentation of new processes.
·      Resolution of Customer complaints through systemic approach, which may involve RF drive test or network parameter modification and/or physical adjustments for GUL networks.
·      2G/3G/4G KPI analysis and optimization as well as RAN Capacity utilization.

Network Operations

·      RF planning single point of contact (SpoC) for Project Management of OEM Swap & Modernization projects & reporting. Project was completed and handed over managed service (MS) (E// to Nokia, Huawei)
·      Interfaced with vendors and Airtel Group closely to set 4G KPIs target for acceptance.
·      Analyzed (drive) test data to identify performance issues and recommended RF solutions.
·      Pre/Post KPI validation/acceptance for new/modernized/Swapped sites to ensure integration of sites according to design and meeting agreed KPI targets.
·      RF Coverage prediction/simulation, forecasting and analysis.
·      Championed KPI validation/acceptance for new/modernized/Swapped sites
·      Visited sites for technical surveys taking inventory of RF/microwave measurements and power requirements for site expansion/optimization and data warehouse management.
·      Successfully completed RF 562 Redesigned sites to enhance coverage/capacity/quality with added focus on Airtel Nigeria's top 15 cities.
·      Collated & streamlined new site requests from Operations & Commercial teams.
·      CAPEX & OPEX Optimization initiatives to enhance low coverage sites Revenue.

RF Design & Planning Manager

·      As a consultant, I successfully carried out optimization of MTN Cameroon 3G network and activated features during Phase 1 rollout as well as Orange S.A and Telecel in RCA.
·      Drive Test data collection, analysis, report presentation and resolution, which included network parameter modification and physical adjustments for GUL networks.
·      Prompt handling & closing customer complaint cases.

Ifeanyi njoku

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