Summary
Overview
Work History
Education
Skills
Timeline
BusinessAnalyst

Tapaphiwa Nsengathekwe

Telecoms Engineer | Revenue Assurance |Business Intelligence Professional | Data Analyst
Gaborone

Summary

Dedicate Telecom professional with history of meeting company goals utilizing consistent and organized practices. Skilled in working under pressure and adapting to new situations and challenges to best enhance the organizational brand.

Telecoms Environment | IT | Data Analytics : Fixed & Mobile Telecommunication Platforms |Windows | Linux | Solaris |Tableau Desktop |Tableau Server | SQL Developer | MS Access |Power Bl | Power Pivot | Power Query| SQL | Oracle Database | Python | R

Training:

Management Development Programme I USB I 2011

Prince2-Foundation and practitioner | 2013 | InnoLead | Cisco Certified Network | 2008| IT -IQ

Unix / Linux Fundamentals & System Admin| Introduction to Oracle |SQL |2011|Torque IT

ITIL Cerfilicalion I Ms Access Database, Excel I Tableau Desktop training and Certification I 2020 |Edureka | Python for Machine Learning and Data

Science training | R | Power Query and Power BI Training

Overview

23
23
years of professional experience
4
4
years of post-secondary education

Work History

Fraud and Revenue Assurance Manager

Mascom Wireless
Gaborone
08.2019 - Current
  • Lead and manage Revenue Assurance & Fraud Management Team
  • Plan and Implementation of RAFM strategy across business
  • Performing Risk Analysis,
    Design and Implement Controls as per business process
  • Produce and Report and Revenue and Cost Leakage across Business
  • Design training Manuals and conduct knowledge sharing and awareness
  • Data Modelling and Data Visualization Developing Reports and Dashboards
  • Develop Reports using Power BI, Excel and Tableau
  • Use of Data visualization tools such as tableau, power BI, Excel, Power Pivot
  • Use of statistical software such as R, Python and use of SQL
  • Use Power BI to build income statement reports



Revenue Assurance Analyst

Mascom Wireless
Gaborone
07.2010 - 08.2019
  • Performing Risk Analysis,
  • Design and Implement Controls as per business process
  • Produce and Report and Revenue and Cost Leakage across
    Business
  • Data Visualization, Developing Reports and Dashboards
  • Design training Manuals and conduct knowledge sharing and
    awareness
  • Develop Reports using Power BI, Excel and Tableau

Core Network Engineer

BTCL
Gaborone
01.2007 - 07.2010
  • Perform Daily Operation and Maintenance : core Network MSC/VLR/HLR/GMSC/AuC and M-MGW.
  • Testing and Troubleshooting MSC/VLR /MGW or Core Network faults.
  • First Level Core Network troubleshooting and support and providing solutions to meet SLAs
  • Network Performance KPIs and traffic analysis
  • Fault Escalation, Backup
  • Integration of MSC Server and MGW to IN -OCS and BCS/RNCS and other third-Party Nodes.

Network Traffic Engineer

BTCL
Goborone
08.2000 - 07.2007
  • Testing and analysis of SS7/ Sigtran protocols/messages)
  • Analyze of ISUP and GSM messages (C7 traces) and liaising with different global Carriers on signaling issues
  • Implementation of Signalling and ISUP routes
  • Analyze, produce daily/monthly traffic reports and network Performance KPIs
  • Analyze traffic trends and initiate network expansion and traffic re-routing and dimensioning.
  • Use SQl/Excel to query and build reports and dashboards

Education

Advanced Diploma - Advanced Diploma in Telecommunications & Electroni

City&Guilds -BTCL
Gaborone

Bachelor of Science - BSc (Hons) Business Intelligence & Data Analytics

University Of Sutherland
Outside Campus, BAC | Gaborone
08.2016 - 09.2020

Skills

Fraud understanding

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Timeline

Fraud and Revenue Assurance Manager

Mascom Wireless
08.2019 - Current

Bachelor of Science - BSc (Hons) Business Intelligence & Data Analytics

University Of Sutherland
08.2016 - 09.2020

Revenue Assurance Analyst

Mascom Wireless
07.2010 - 08.2019

Core Network Engineer

BTCL
01.2007 - 07.2010

Network Traffic Engineer

BTCL
08.2000 - 07.2007

Advanced Diploma - Advanced Diploma in Telecommunications & Electroni

City&Guilds -BTCL

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Tapaphiwa NsengathekweTelecoms Engineer | Revenue Assurance |Business Intelligence Professional | Data Analyst