Azeez Yusuf

Experience

• 

  Alcatel-Lucent Enterprise

  Jul 2008 - Dec 2008

  Radio Frequency Test Engineer
• 

  Ericsson Software

  Jan 2009 - Dec 2010

  Key Responsibilities:•Performing end to end project planning management, monitoring and Implementation.•Adding value to customers’ scope of work with good business relationship and understanding.•Develop and implement policies, standards and procedures for the project and technical work performed in the department.•Consult and negotiate with clients to prepare specifications, explain proposals and present technical reports and findings.•Plan, organize, direct, control, evaluate the activities and participate directly in the design development and inspection of technical projects.•Assign, co-ordinate and review the technical work of the department or project teams.•Coordinate and Negotiate with Contractors on timely project delivery and continuity.•Resolving Customer Complaints for Coverage, QoS both Voice and Data, Data Rate, Disconnection Issues.•Implementing a professional touch on new techniques and software analysis for the Team members in accordance with the project guide line.•Performed Single Site Verification report (SSV) (Frequency Parameter Checking, Voice Call Testing, Video Call Testing, R99 Functionality Testing, HSDPA and HSUPA Functionality Testing.•Trouble Shooting Sites to Resolve Issues related to KPIs like Call Drops, Bad QoS both Voice and Data and resolving of any interference Issues if necessary.•3G KPI’s analysis (Drop Call Rate, CSSR, SHO&ISHO Failures, SHO&ISHO Success Rate, Soft Handover Overhead).•Swap Sector and Inconsistency Check Analysis, Azimuth Verification, Sector Coverage / Boomer Cell Analysis, Coverage Analysis (RSCP – DL Coverage Optimization, Ec/No – Pilot Dominance Optimization, UE Transmit Power – UL Coverage, Downlink BLER – Quality).•Pilot Pollution Analysis, Over-Propagating Cell Identification(Boomer Cell Analysis, Over-Propagating Cells),UMTS Neighbor List Analysis(Missing Neighbor Analysis, SHO Overhead Analysis),Access Failure Analysis (RACH Access Troubleshooting, RRC Setup Troubleshooting) Show less Key responsibilities:•Initial site optimization project to provide recommendations for the neighbor sites design to avoid their overshooting and improving quality of the new sites.•Performing Benchmark drive test between Etisalat Networks and other operators within specified time frames using TEMs tool.•Performing all TEMs Investigation Data Collection and Network Route Analysis.•Performing drive verification test for newly on air sites and reports generation.•Identify and resolve Co and Adjacent channel frequency, MAIO discrepancy, BSIC and HSN discrepancy in assigned BSC. •Coordination with technicians to make necessary physical changes to improve RF conditions and cell coverage.•Perform cluster optimization for enhancing the overall 2G/3G coverage and solving the issues in weak coverage areas. •Analyze and update the neighbor list of all the sites in BSC, to avoid call drops and unnecessary handovers which effect users throughput.•Detection of hardware issues in the network and providing recommendations for their efficient resolution. •Experience of independent Drive and Walk Testing using TEMS Investigation, Data Collection in Idle, Dedicated and Scan modes.•Command over extraction of useful plots such as received signal level (Rx. Level), C/I on BCCH, received quality (Rx. Qual), speech quality index (SQI) using MapInfo Professional.•Performing all 3G test protocols, scanner information, IRAT protocol.•Edge implementation and optimization tools development.•Performing the Network entry test on customer complain, parameter and site audit.•Counter analysis and Parameter turning for both voice and data service.•Making standard template for other technical group to use and Log files report generation.•Bringing new idea and techniques to meet new challenges and paying attention to non routine task•Give training to other group member on various technical tools. Show less

  • Radio Frequency Test Engineer

    Jan 2010 - Dec 2010

  • Radio Frequency Test Engineer

    Jan 2009 - Dec 2009
• 

  Nokia

  Jan 2011 - Mar 2020

  •Manage E2E Network Planning & Optimization (MRBTS Swap project, new cells, Re-farming, New Features activation, 2G/3G/4G Network design & expansion with new sites deployment).•Responsible for NPO technical discussion with customer, highlighting Nokia QoS impacts on overall Network improvement after Swap, analyzing KPIs degradation/quick resolution plans.•Responsible for daily KPIs monitoring of swap sites, overall network performance check and analysis.•Daily project progress reporting to Nokia NPO PM & weekly project overview discussion with Nokia Project team illustrating sites with HW issue impacting KPI performance.•Prioritizing RF optimization activities to address most critical ones based on customer, end user and Nokia business impact with a depth trouble-shooting capability for analysis of network statistics, KPIs / counters, DT analysis, performance statistics to identify issues and solve complex problems.•Responsible for weekly Nokia NPO and Customer interactive meeting, where project progress influencing Traffic growth and KPIs related issues impacting Network performance are discussed. Show less •Manage E2E Network Planning & Optimization (Pre-launch RF design, Pre/Post Swap DT assessment, SCF preparation, pre-swap parameter validation, post swap Network analysis & optimization, Customer complain resolution, new sites design for coverage expansion, define project scope, conduct Network monitoring and quality assurance, observe QoS degradation & propose resolution.•Lead Nokia interface for NPO technical discussion with customer, frontline for Bi-weekly CTO meeting and participate in monthly CEO meeting with high level reporting skills; discussing project progress, showcasing Nokia QoS impacts on Network improvement after Swap, KPIs degradation/quick resolution plans.•Responsible for 4G New site planning & Site configuration file preparation for integration, and KPI follow-up.•Daily KPIs monitoring of swap sites, cluster level network performance check and analysis.•Daily project progress reporting to Nokia NPO PM & weekly project overview discussion with Nokia Project team illustrating sites HW issue impacting KPI performance.•Providing Technical support for Nokia on other projects, Gives Technical Support to field engineers, and transferring knowledge to the local NPO team. Show less •Perform E2E manage service radio network optimization such as, capacity audit and utilization analysis, traffic study and forecast analysis, parameter audit/alignment, PSC/PCI audit, feature audit, quality of service enhancement with features implementation, coverage analysis with proposal for KPIs improvement and provide weekly recommendations for overall improvement of network performance.•Hands-on technical analysis, Specialist knowledge in technical customer interfacing, with the ability to identify, interpret customer requirements and develop plans to address them.•Coordinate a team of RAN optimization engineers to handle daily 3G/4G wort cell analysis, KPIs Investigations and optimization, In-building design, and optimization, well versed in Parameter changes and recommendation, new Feature proposal, Swap project management, Refarming, Capacity expansion design, Modernization, logfile analysis, and strongly motivates team willing to learn new technologies concepts.Provides expertise support to clients/customer in solving difficult task with out of box and creative solutions, vocal in resolving issues with effective communication skills.Strong in report automation, SQL scripting, Python automation, Power Query, Data Visualization tools (Power BI & Tableau), Data Analytics, and good programming skills in R, Python, and SQL. Show less •Manage E2E Planning & Optimization of Phase-7, P8 & P9 and 3G-U8, U9 & U10 and Support EMTS Network project in Southern and Northern region Nigeria.•Responsible for the EMTS 2G Network Expansion and 3G New sites deployment Planning and Optimization project in Southern and Northern region which includes, TRX Upgrades, BTS Modernization, SRAN deployment, Antenna Planning, LAC & RAC Planning, Alcatel BTS Swap project, WO for New Sites integration & implementation, Neighbor creation, Optimization of FMR equipment deployed, Pre/Post Swap configuration verification, N/W Optimization & KPIs acceptance sign off from Customer, KPIs Improvement feature activation, Changing Parameters, Reviewing Network Performance for upgraded/modernized sites, PM and PPR reports preparations, Pre/Post cluster level optimization for both CS/PS KPIs, BSC re-homing activities, SSV and Drive Test log files analysis.Tools used for this Project includes:Nokia NetAct 8.5, 15.5 & 16 (NetAct Reporter Suite & Configurator, Optimizer, Asset Mult radio Planner; Plan Editor, CM Editor; CM Configuration Manager), MapInfo Professional version 10.5 & 11, Google Earth, Atoll, Easy RNP, Actix, Tems 13.0.2, Spectrum Analyzer, Daisy tool, MUSA tool, BTS Manager, NetAct Planner, Tang. Show less Key Responsibilities:•Monitor, analyze & optimize the GSM/WCDMA/HSPA/HSPA+, Radio Network statistics on daily basis.•Responsible for KPI monitoring and resolving KPI issues and RF related problems such as call drops, access failure, block calls, CSSR, drop calls, blocking & congestion, Assignment failure & congestion.•Achieve and maintain the Radio Network Quality and performance as per CS & PS KPIs and Quality targets (like Accessibility, Retain ability, Mobility, Resource utilization, PS throughput, PS transmission performance service integrity) for both 2G and 3G Networks. Show less Key Responsibilities:•Responsible for KPIs assessment, analyzing (CSSR, HOSR, drop calls, SD blocking, Congestion, Access failure, TCH assignment failure), Traffic Utilization, KPI improvement with details analysis of Coverage test, network dimensioning, parameters tuning & alignments for network improvements.•Consult and negotiate with clients to prepare specifications, explain proposals, and present technical reports and findings.•Performing radio network audit plan including new feature’s introduction to maintain and improve the network performance such as statistics analysis and processing, KPI calculation, 2G frequency spot tuning, BASIC, HSN, MAIO, BCCH & TCH Frequency allocation.•Identify Key Customer requirement, Understand Scope of work, implement a professional techniques & coordinate with Engineering Team to ensure implemented in services.Tools used include TEMS Investigation, NEMO, Gladiator, MapInfo Professional, EDAT, Actix, Genex, NetAct, Atoll, NPO, and Site Master. Show less Key Responsibilities:•Performed Single Site Verification (SSV) for both 2G and 3G Networks (Frequency Parameter Checking, long & short calls, TRX & BCCH test, HTTP, FTP downloads, MAIO, IRAT, Voice Call Testing, Video Call Testing, R99 Functionality Testing, HSDPA and HSUPA Functionality Testing, Data Throughput and Check list reports after Drive Test) for the newly added sites and resolving any issues that may arise from addition of new site to preexisting network.•Cluster Optimization with activities like Benchmarking, Drive Testing, adding Neighbors, Adjust Azimuths, Tilts, etc. to resolve Issues like Over Shootings, Pilot Pollution and Undefined Neighbors etc. for enhancing the overall 2G/3G coverage and solving the issues in weak coverage areas. •Swap Sector and Inconsistency Check Analysis, Azimuth Verification, Pilot Pollution Analysis, Over-Propagating cell Identification (Boomer Cell Analysis, Propagating Cells), UMTS Neighbor List Analysis, Access Failure Analysis (RACH Access & RRC Setup Troubleshooting).•Bringing new idea and techniques to meet new challenges, paying attention to non-routine task and Give training to other group member on various technical tools.Tools used for this project includes.Ericsson TEMs Investigations, Ericsson Frequency Optimizer, NEMO, Alcatel Gladiator, Asset, Business Object, Actix Analyzer, Spectrum Analyzer, Site Master, GPS, Compass, Winscp, FileZilla etc.Achievement:•Provide recommendation to improve coverage & quality problems encountered on the field.•Analyzed the Log files & generate reports, call drop counter optimization and coverage problems.•Correction of VSWR, Cross Sector/Feeder Swap, Coordinate, and antenna azimuth. Show less

  • RF Technical Lead (RAN Design and Optimization)

    Jul 2019 - Mar 2020

  • RF Technical Lead, Test and Development

    Nov 2018 - Jun 2019

  • Senior RF Planning and Optimization Specialist

    Nov 2017 - Oct 2018

  • Senior Radio Frequency Consultant

    Jan 2014 - Oct 2017

  • Senior Radio Frequency Specialist

    Jan 2013 - Dec 2013

  • RF Design and Optimization Engineer

    Jan 2012 - Dec 2012

  • Senior Radio Frequency Test Engineer

    Jan 2011 - Dec 2011
• 

  Huawei

  Apr 2020 - Dec 2021

  RF Optimization Specialist

  Responsibilities•Conducted in-depth network performance audits and parameter tuning across 4G/3G networks, reducing CDR by 25%.•Optimized Carrier Aggregation (B3 + B7), Load Balancing (PRB Thresholds), and Power Control Settings, boosting average user throughput by 15%.•Implemented DSS on 1800 MHz, ensuring seamless LTE-5G spectrum transition and reducing 5G access fails by 18%.•Led automation of KPI monitoring using Python, cutting manual log analysis time by 40%.•Mentored junior engineers on RF propagation analysis, Atoll simulations, and drive test methodologies. Show less

• 

  Nokia

  Feb 2022 - now

  RF Network Engineer

  Key Responsibilities:•Designed 5G/LTE networks using Atoll for coverage simulation, capacity planning, and interference mitigation.•Performed antenna configuration and tilt optimization, ensuring SC6 compliance and minimizing interference.•Configured Nokia NetAct and Huawei U2020 for site integration, parameter tuning, and performance monitoring.•Enhanced handover success rate by 22% by fine-tuning A2/A3/A4 thresholds, power control, and mobility parameters.•Automated KPI tracking with Python, cutting manual analysis by 40% and enhancing real-time RAN insights.•Led site acceptance and Installation Work Order validation for seamless 5G NSA/SA rollouts and spectrum refarming. Show less