BLESSING KAKOU

5G-NR | LTE | IMS | Modem | LTE Protocol | Field | Mobile Device|Software System Tests Engineer at Marquistech
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Contact Information
us****@****om
(386) 825-5501
Location
Accra, Greater Accra Region, Ghana, GH

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Experience

    • India
    • Telecommunications
    • 200 - 300 Employee
    • 5G-NR | LTE | IMS | Modem | LTE Protocol | Field | Mobile Device|Software System Tests Engineer
      • Apr 2021 - Present

      Working as Test engineer at Marquis technologies: • Having knowledge on different technologies like GSM, WCDMA, LTE, IMS, etc. • Experience in LTE | IMS | Modem | Field Testing | Sanity, Functional| Mobile Device Testing. • Troubleshooting Bugs/issues/Crashes and Reporting to respective team & also interaction with Clients regarding the testing process. • Knowledge on different Qualcomm/MediaTek chipsets & also testing. • Hands-on experience of different Tools while testing such as QXDM, QPST, QFIL, QCAT, AF tool, and Other flashing tools etc. • Hands-On experience in different Mobile Handsets during Pre-Launch and Post-Launch Periods (Vivo, One plus, Oppo, etc.) • Having knowledge on various Test cases and execution according to the requirement. Skills: QXDM · Modem Debugging · LTE Protocol Testing · 5G New Radio (NR) · Field Testing · Duties: Mobility and Stationary testing of 2G/3G/ 4G LTE and LTE-A /5G NR smartphones: Device acquisition, flashing on latest Software built (QXDM, QPST, QCAT tool, MediaTek flash tools, Qualcomm Snapdragon chipset tools.): Filed testing, UI Testing, Sanity testing, Feature testing, Functional testing, System testing, Compatibility testing, Retesting, Regression Testing, Performance testing, Load testing, Stress testing, third-party app testing. Network Testing (2G/3G/ 4G LTE and LTE-A /5G NR technologies and concepts (IMS, VoLTE, VoWiFi, CSFB, SRVCC, Carrier Aggregation), UMTS /WCDMA/GPRS/EDGE Call Flow (3G Call/Data flow, LTE AND 5G NR Call/Data flow, IMS call flow) network signal boosting). capturing on logging tools like QxDM, ELT, Wireshark, ADB, ODL. Network-related protocol testing on different national operators Show less

    • IT Manager
      • Nov 2019 - Dec 2020

      Duties: Responsible for IT Infrastructure, From Servers to Networks to Workstations. Ensure That Staff Has the Necessary Hardware and Software to Perform Their Duties and That These Systems Have Network Connections in Good Working Order. Apache cloud stack administrator (installation and configuration), Working with multiple technical platforms mainframe, two-tiered client-servers and virtual environments (VMWare/Hyper-V) and collaborating closely with other IT team members. Duties: Responsible for IT Infrastructure, From Servers to Networks to Workstations. Ensure That Staff Has the Necessary Hardware and Software to Perform Their Duties and That These Systems Have Network Connections in Good Working Order. Apache cloud stack administrator (installation and configuration), Working with multiple technical platforms mainframe, two-tiered client-servers and virtual environments (VMWare/Hyper-V) and collaborating closely with other IT team members.

    • TESTS ENGINEER and IT NETWORKING SUPPORT
      • Aug 2019 - Nov 2020

      SOFTWARE ENGINEERING AND TESTING: •System verification and testing of 2G/3G/4G/VoLTE/VoWiFi/eSIM on Samsung Hand Held Devices with key focus on field testing on live operator networks. • Preparation and execution of field tests (call performance, data testing, applications testing & network interoperability testing including defect verification) & feature specific bring-up or test campaign • Generating error reports, change requests, test reports and status overviews • Investigation and logging of common technical issues found during tests, produce reports • Editing test cases as needed, running the test case differently when needed • Capturing logs of new and existing issues found in the field, documenting the issues and steps for reproduction and/or escalate the issues with development engineers for resolution. • Provide training on Samsung Hand Held Devices with respect to bridging the gap between device features and device usage • Provide after sales support when required IT NETWORKING SUPPORT: Duties: Install and configure computer hardware operating systems, software components, and applications. •Repair or replace damaged hardware. •Upgrade systems to enable compatible software. •Install and upgrade anti-virus software. •Test and evaluate new technology. •Perform tests on new hardware and software. •Define software, hardware, and network requirements. •Troubleshoot hardware and software issues. •Working within a TCP/IP network environment, including DHCP, DNS, and ethernet. •Cisco configuration/troubleshooting, Provide secondary support for LAN administration. •monitor and maintain computer systems and networks. •support the roll-out of new applications. •set up new users' accounts and profiles and deal with password issues. •Talk staff or clients through a series of actions, either face-to-face or over the phone, to help set up systems or resolve issues. remote and on-site assistance. Show less

    • IT NETWORKING & IT SUPPORT
      • Mar 2016 - Feb 2018

      Responsible for maintaining and installing computer systems, software, and networks, reporting directly to the IT Manager and collaborating closely with other IT team members. Responding to queries in a timely and accurate manner and resolving queries to the user’s satisfaction. Duties: Install and configure computer hardware operating systems, software components, and applications. •Repair or replace damaged hardware. •Upgrade systems to enable compatible software. •Install and upgrade anti-virus software. •Test and evaluate new technology. •Perform tests on new hardware and software. •Define software, hardware, and network requirements. •Troubleshoot hardware and software issues. •Working within a TCP/IP network environment, including DHCP, DNS, and ethernet. •Cisco configuration/troubleshooting, Provide secondary support for LAN administration. •monitor and maintain computer systems and networks. •support the roll-out of new applications. •set up new users' accounts and profiles and deal with password issues. •Talk staff or clients through a series of actions, either face-to-face or over the phone, to help set up systems or resolve issues. • remote and on-site assistance, data backup and restoration, resolution of damage caused by computer viruses, recovery of data lost on hard disk and other backup media. Internet network management, migration from XP to Windows 7-8-10, integration of PCs in the new domain. Show less

Education

  • Kwame Nkrumah'​ University of Science and Technology, Kumasi
    MSc. TELECOMMUNICATIONS ENGINEERING, TELECOMMUNICATIONS ENGINEERING
    2020 - 2022
  • Université Félix Houphouët-Boigny
    Bachelor Degree Science and Technology: IT Engineering, IT engineering - Renewable energies.
    2015 - 2019

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