Sainath Kanthala
Atlanta,USA
Summary
Telecommunication Engineer with demonstrated history of working in telecommunication industry. skilled in 5G NSA/SA|Advance LTE|VOLTE|CDMA technologies. Utilizes strong ability to multitask and adapt in a fast-paced environment. Accomplishes measurable results utilizing strong interpersonal and organizational skills that provide solution-oriented outcomes in fast-paced, dynamic environments.
Overview
5
5
years of professional experience
Work History
5G OEM/Validation Engineer
Cox Communications
Atlanta, GA
03.2024 - Current
- Experience in testing with Device Chipset vendors/partners on new feature validation, systems and performance analysis, on 4G/5G RAN products focusing on Air interface, E2E performance, and Call Processing.
- Performed KPI Testing on private network MSO CBRS SA, LTE, WCDMA & GSM Phones.
- Conducted extensive device log analysis utilizing QXDM and ELT tools to identify, troubleshoot, and resolve complex issues
- Led mobile device certification testing, ensuring adherence to MNO scripts and GCF PTCRB requirements
- Analyzed failure logs meticulously, triaging issues to streamline the troubleshooting process and enhance device performance
- Execute comprehensive field testing for mobile devices, ensuring compliance with 3GPP standards for 3G, 4G, and 5G technologies
- Conduct thorough issue investigation and representation for Android and Apple devices, including iPhones and Apple Watches
- Conduct comprehensive field testing for smartphones and smartwatches, ensuring compliance with 3GPP standards.
- Develop detailed test plans and execute test cases to validate new features and software updates.
- Utilized QXDM and ELT to conduct detailed log analysis, identifying root causes of issues and providing actionable insights
- Worked with RF build verification, system RF acceptance, optimization and continuous technical support.
- Analyzing the product and feature requirements, converting them into system test cases and execution to ensure product meets customer spec.
- 3GPP LTE NAS, RRC, Wifi, TCP/IP Layer Analysis and Troubleshooting.
- Hands-on experience with Accuver XCAL/XCAP, Android ADB, Wireshark Software Tools.
- Experience with Keysight UXM/MXG, Spirent GNSS/Umetrix, Octobox.
- Involved in log analysis and Debugging related to chipset AOSP, AP, CP, TCP & Network logs.
- Validating call flows during, volte calls and running tests using device-specific AT commands for automation.
Device Test Engineer
Comcast
Philadelphia
12.2021 - 03.2024
- Experience on 3GPP specs for 3G/4G/5G technologies.
- Experience in testing with Device Chipset vendors/partners on new feature validation, systems and performance analysis, on 4G/5G RAN products focusing on Air interface, E2E performance.
- Dual SIM Dual Standby Ericsson 4G CBRS & 5G.
- Hands on experience on logging tools like QXDM, QCAT, Wireshark, ELT etc.
- Designing E2E Test Plans and User Guides based on supporting Certification Process through commercial launch of DSDS devices.
- Keeping trackers of the JIRAs to support the progress of OEMs & Xfinity carrier.
- Dual SIM Dual Standby Ericsson 4G CBRS & 5G RAN System Lab Testing and Validation.
- Dual SIM Dual Standby IOS/Samsung/Google/LG/ UE Device Testing and Validation.
- Validation experience RAN, Wifi & UE Data Log Analysis, Lab Network Planning and Integration QXDM, Accuver XCAL/XCAP, Android ADB, Wireshark Software Tools.
- Keysight UXM/MXG, Spirent GNSS/Umetrix, Octobox.
- Validating call flows during, volte calls and running tests using device-specific AT commands for automation.
- Performed KPI Testing on private network MSO CBRS SA, LTE, WCDMA & GSM Phones.
- Performed CMAS Testing, 2CA/3CA, Carrier Aggregation data performance and Mobility tests & Battery Performance Test.
- Executed functional & aggregation test plan to validate native app performance for iOS and Android devices on private MVNO network.
MODEM TEST ENGINEER
QUALCOMM
Chicago
09.2019 - 12.2021
- Experience in Performing Audio Quality, Narrow Band, Wideband, Call Performance, Audio delay using Spirent Nomad Kit for VOLTE Capable Devices.
- Involved in log analysis and Debugging related to chipset/ network Issues.
- Validating call flows during, volte calls and running tests using device-specific AT commands for automation.
- Performed KPI Testing on LTE, WCDMA & GSM Phones.
- Analyzing the product and feature requirements, converting them into system test cases and execution to ensure product meets customer spec.
- Perform detailed analysis of 4G& 5G Wireless Protocol logs.
- Worked with wire line and wireless data protocol stacks including: RLP, PPP, IP, TCP, IPV6, modem testing.
- Performed Data Performance test using Spirent Datum Client and Datum Application Tool for HTTP DL, HTTP.
Education
Bachelor Of Technology - Computer Science
JNTU
HyderabadMasters In Computers - Information And Security Systems
University of Cumberlands
Kentucky01.2018
Skills
QXDM,QCAT,XCAL,XCAP, keysight , ELT
Splunk , XCAL Solo,MS Office
Network Configuration Tools
Timeline
5G OEM/Validation Engineer
Cox Communications
03.2024 - Current
Device Test Engineer
Comcast
12.2021 - 03.2024
MODEM TEST ENGINEER
QUALCOMM
09.2019 - 12.2021
Bachelor Of Technology - Computer Science
JNTU
Masters In Computers - Information And Security Systems
University of Cumberlands