We provide IT Staff Augmentation Services!

Test Engineer Resume

SUMMARY

  • Well versed with Software development testing process - usage of Test management tool, Report generation, Bug tracking & working with development team & field support team for issue resolution
  • Experience in the field of Wireless Protocol & Application Testing (VOIP, GSM, GPRS, 3G/UMTS, LTE,VOLTE, VOWIFI, Carrier-Aggregation, eSIM, RTT, FirstNet, Curiosity IoT,M2M,DSDS,DCDS,MVNO,CBRS,5G-NSA/ SA/millimeter wave)
  • Good knowledge on Network topology & various interfaces testing of GSM/UMTS/LTE/VOIP/5G and call processing between end to end system testing
  • Experience and strong knowledge in 802.11 a/b/g/n/ac/ax and Bluetooth, wireless multimedia WMM, wireless security protocol WEP, WPA, WPA2 (AES, TKIP).
  • Understanding of network, WLAN RF propagation and LAN protocols.
  • 5G NR (NSA/SA/millimeter wave), LTE/WCDMA protocol stacks including PHY/MAC/RLC/PDCP/RRC/NAS/Upper layers
  • 5G NR (3GPP Release 15/16), LTE-FDD/TDD, WCDMA, GSM/GPRS/EDGE standards
  • Worked on Mobile Automation Framework for Stability and Sanity testing
  • Robot automation scripts development and test validation using python as programming language
  • Worked in implementing the DevOps in source code management, Build automation, Continuous integration and continuous deployment and environment management
  • Worked on Docker containers setup for web application deployment into different environments.
  • Worked on CI/CD processes in the context of a Jenkins orchestration, including the usage of automated build, test and deployment tools.
  • Configure jobs and pipelines using Jenkins.
  • Involved in version controlling using GIT.

TECHNICAL SKILLS

Network: GSM, GPRS, UMTS, LTE, VOIP, IMS, LTE Advance, 5G-NR/SA/millimeter, NB-IOT

Protocol: NAS,RLC,RRC,PDCP,RLC,MAC,SIP,RTCP,HTTP,RTP,TCP,GTP,MAP,SCCP,ISUP,SIP

Testing Tools Used: Anritsu MD8470A, MT8000A,MD8475B,Agilent 8960,Nomad, Datum App, Anite SAT, R&S CMW 500, UXM call box, WIRESHARK, QXDM,PCAT, QC, Clear Quest, DDMS,PST, Test Central, JIRA, Polarion, Aplabs, Analyzer, Agilent Battery test tool, Bugzilla, LAB SAT,MTK Flashing tool, Catcher tool, PTT Dispatcher tool, CAT tool, DB meter,T911 GUI tool, SIPp tool, Test link, IMEI writing tool, DC toolGit, GitHub, Jenkins, Ansible, Docker, Atom, Cloud - AWS

Software: Android SDK, Python 2.7, Eclipse

Operating Systems: Windows, Android, MS DOS, UNIX, Apple macOS

Scripting Languages: Python, JavaScript and HTML

Methodologies: Black Box, White Box, Agile, Six Sigma

Data Base: Oracle, SQL Server, My SQL

PROFESSIONAL EXPERIENCE

Confidential

Test Engineer

Responsibilities:

  • Experience in 5G/LTE domain in both UE and Network side in US different operators (LTE,IMS, Volte & IMS,RTT,VOWIFI, FirstNet,M2M,5G)
  • Experience in testing UE side protocols for various call features in QUALCOMM, Intel, Sierra wireless chipset
  • Execute 5G Functional testing using Spirent LM tool and log analysis using LMA tool.
  • Tested devices with MTK chipsets and use ELT tool for debugging.
  • Worked on Confidential &T and Confidential test plans along with Confidential DFIT. Testing included different Carrier Test Plans for AGPS, Voice Quality, Data Throughput, ADVFT, Confidential CAT, Carrier Aggregation and various other User Acceptance Tests. This testing included use of Spirent’s test tools such as Nomad and Datum and Qualcomm’s QXDM, QCAT, Snapper etc
  • Understanding of Physical/MAC layers and Call Processing concepts in LTE/VoLTE/5G
  • Understanding of Events and Handovers such as X2 handover, S1 Handover, LTE to 3G Handover, LTE to 3G cell Reselection and Call flows of GSM, UMTS and LTE technologies
  • Prepared & supported IOT testing Entry, developed test environment, test cases, reporting template and ensure test setup capability
  • Validated IOT test environment, Executed IOT Test Plan, Reported IOT Test issues & failures
  • Understanding of different data Protocol stacks such as TCP, IP, UDP and IPV6 etc
  • Performed Network IoT testing in Device Certification LAB using Callbox CMW500, Anite, Anritsu
  • Involved in LTE/UMTS/GSM Conformance Testing based on 3GPP Specifications which involves both Protocol and RF/Hardware testing.
  • Performed automation tests, test bed setup, execution, and maintenance of Wifi certification test suites for 802.11 (a/b/g/n/ac) products.
  • Tested Performance, Roaming, RVR, P2P, Hostapd…
  • Tested all functional features of embedded system, Access point and client products, both manually and running existing automated test suites
  • Tested Wi-Fi Performance using Iperf, Ixia Chariot tools.
  • Analyzed Wi-Fi issue using Wireshark, AirPcap
  • Created Wi-Fi test plans, test cases
  • Expertise in executing Test cases on RF emulator benches like Anite (9000, 8960), Rhode&Schwartz (CRTU-G, CMW-500), Anritsu, Spirent and COMPRION IT3/MMS
  • Experienced in executing 3GPP Test Spec cases: TS 36.523-1(LTE), TS 34.123-1(3G), TS 34.229-1(IMS), TS 51.010-1(2G), TS 51.010-4(2G), TS 31.124(3G), TS 31.121(3G), TS 34.521, TS 36.521, TS 38.523-1,TS 31.121,TS 36.523-1
  • Experience with test simulators such as Key sight, ANITE, R&S CMW 500, ANRITSU & tools such as STT, STB, QXDM, QPST, QMI, Wireshark, Flash tool and Confidential commands tools like Putty, HyperTerminal
  • Analyze protocol logs using QXDM, QCAT and find root cause for defects by referring the 3GPP Spec Documents and PICS & PIXIT doc

Confidential

Project Lead

Responsibilities:

  • Experience in LTE domain in both UE and Network side in US different operators (LTE,IMS, Volte & IMS,RTT,VOWIFI, FirstNet,M2M)
  • Experience in testing UE side protocols for various call features in QUALCOMM, Intel, Sierra wireless chipset
  • Handset product test experience wireless technologies spanning 700MHz to 6GHz; including, but not limited to: GSM, LTE, CDMA, GPS, Wi-Fi, 802.11n/ac, NFC/HF-RFID and Bluetooth
  • Good knowledge in preparation of test setup and execution of LTE,IMS and 3CC Band Carrier Aggregation with different Operators
  • Strong experience in using the ADB shell Android Debug Bridge for installing Applications and extracting logs from the Mobile devices
  • Experience in validation of KPI for different UEs and preparation of stability reports
  • Creating an automation strategy for test suites that involves subtask like automation suite design and architecture, creating structure for configuration files, high level Keyword definitions, creating test files, resource files and variable files structure
  • Automate test cases that uses Live environment, Agilent Box, UXM box or CMW box with help of robot framework and python language
  • Understanding of Physical/MAC layers and Call Processing concepts in LTE/VoLTE/5G
  • Understanding of Events and Handovers such as X2 handover, S1 Handover, LTE to 3G Handover, LTE to 3G cell Reselection and Call flows of GSM, UMTS and LTE technologies
  • Prepared & supported IOT testing Entry, developed test environment, test cases, reporting template and ensure test setup capability
  • Validated IOT test environment, Executed IOT Test Plan, Reported IOT Test issues & failures
  • Understanding of different data Protocol stacks such as TCP, IP, UDP and IPV6 etc
  • Performed Network IoT testing in Device Certification LAB using Callbox CMW500, Anite, Anritsu
  • Involved in LTE/UMTS/GSM Conformance Testing based on 3GPP Specifications which involves both Protocol and RF/Hardware testing.
  • Performed automation tests, test bed setup, execution, and maintenance of Wifi certification test suites for 802.11 (a/b/g/n/ac) products.
  • Tested Performance, Roaming, RVR, P2P, Hostapd…
  • Tested all functional features of embedded system, Access point and client products, both manually and running existing automated test suites
  • Tested Wi-Fi Performance using Iperf, Ixia Chariot tools.
  • Analyzed Wi-Fi issue using Wireshark, AirPcap
  • Created Wi-Fi test plans, test cases
  • Expertise in executing Test cases on RF emulator benches like Anite (9000, 8960), Rhode&Schwartz (CRTU-G, CMW-500), Anritsu, Spirent and COMPRION IT3/MMS
  • Experienced in executing 3GPP Test Spec cases: TS 36.523-1(LTE), TS 34.123-1(3G), TS 34.229-1(IMS), TS 51.010-1(2G), TS 51.010-4(2G), TS 31.124(3G), TS 31.121(3G), TS 34.521, TS 36.521, TS 38.523-1,TS 31.121,TS 36.523-1
  • Experience with test simulators such as Key sight, ANITE, R&S CMW 500, ANRITSU & tools such as STT, STB, QXDM, QPST, QMI, Wireshark, Flash tool and Confidential commands tools like Putty, HyperTerminal
  • Analyze protocol logs using QXDM, QCAT and find root cause for defects by referring the 3GPP Spec Documents and PICS & PIXIT doc

Confidential

Test Engineer

Responsibilities:

  • Understanding the client proprietary feature before starting the field testing to know the expected result
  • Performing data test cases for IRAT cell reselection, IRAT handover, Inter Frequency Hand over and Cell reselection, Intra Frequency Handover and Cell reselection and messaging
  • Strong knowledge in Call processing & message flow standards for GSM/GPRS/EDGE/WCDMA-Rel99/HSDPA/HSUPA/LTE
  • Hands-on experience on testing LTE Cat 4 / LTE advanced features, carrier aggregation, MIMO strategies for throughput testing, VoLTE
  • Multi-RAB,FTP application, RRC State Transition, Call performance, Audio Quality, SMS, MMS, OOS, Tethering, Ping, Supplementary Services, Multiparty Calls, E-Mail
  • Setup, configure, test and validation RF scan, TIS (Total Isotropic Sensitivity), TRP (Total Radiated Power) and work on Lab Equipment’s
  • Tested 802.11 standards, including a/b/g/n physical layer, MAC, QoS, Wifi security, authentication (personal/enterprise), etc.
  • Debugged and validated in lab environment with test equipment such as oscilloscope, Logic analyzer and others
  • Test cases modification and writing test cases as per the requirement
  • Dry run of automated test cases and fixing bugs in code if any
  • Peer review of automated test cases and submission of scripts in Git for next level of review.
  • Fixing code as per comments and final submission of code
  • PRD document verification for the fresh build released with changes
  • Performed Network IoT testing in Device Certification LAB using Callbox CMW500, Anite, Anritsu
  • Handover testing and trouble shooting, Downlink and Uplink throughput testing
  • Perform layer 3 analysis and call trace to find the cause of drop calls, access failure, and handover failure.
  • Analysis of Field and Radio application related test cases on weekly basis to increase the execution efficiency of the test cycle
  • Prepare & support IOT testing Entry, develop test environment, test cases, reporting template and ensure test setup capability.

Confidential

QA Engineer

Responsibilities:

  • Documentation of Concepts and queries for communication with client
  • Flashing the Mobile Devices, Log collection & preliminary Log Analyzing using QXDM tool.
  • Pre-PTCRB testing using Anritsu tool & AGILENT 8960.
  • Extensive involvement in sanity and regression testing of the system on different operators different builds
  • Call and SMS interaction for different application in active state
  • Tested Multimedia Applications like Camera, Mp3 player, Video Player, GPS,AGPS,Clock, Calendar and Browser
  • Installed, upgraded, debugged automated test setups for WLAN and USB testing. Wrote test cases, wrote test descriptions, tests execution, Functional/Non-functional testing, Wifi Alliance Conformance testing, bug reporting and tracking, developed test setups, test automation, scripting etc.
  • Validated mobile devices for different vendors. Focused on developing and maintaining automated test environment for WLAN, Bluetooth, USB, VoIP testing.
  • Worked with Linux embedded OS (build, boot and debug system, install packages).
  • Tested wireless networking and wireless communication standard.
  • Tested 802.11 standards, including a/b/g/n physical layer, MAC, QoS, Wifi security, authentication (personal/enterprise), etc.
  • Strong knowledge in Call processing & message flow standards for GSM/GPRS/EDGE/WCDMA-Rel99/HSDPA/HSUPA/LTE
  • Understanding of Events and Handovers such as X2 handover, S1 Handover, LTE to 3G Handover, LTE to 3G cell Reselection and Call flows of GSM, UMTS and LTE technologies
  • Perform site verification and missing neighbor detection using drive test data
  • Involved in trace analysis and locating the problem in protocol level
  • Drive testing and static testing on Rel 9 chipset
  • Hands-on experience on testing LTE / LTE advanced features, carrier aggregation, MIMO strategies for throughput testing, VoLTE
  • Raising local CRs and status reporting
  • Involved in Basic Sanity testing of native Apps, Full Round Testing, Regression Testing, Ad-hoc Testing
  • PoC Client provides Push-to-talk (PTT) over Cellular (PoC) capabilities based on 3GPP as well as OMA PoC and PAG specifications

Hire Now