Rajkiran Dasari

About Rajkiran Dasari

I am a wireless communication professional with 4.5 years of experience at Qualcomm, working in the 5G Modem System Test team with a strong focus on NSA and SA architectures and call flow.My core expertise lies in functional validation of 5G PHY layer processing, ensuring compliance and performance as per 3GPP standards.I have in-depth knowledge of 5G call flows (NSA/SA), 3GPP specifications, and hands-on experience with Mobility and CA DL/UL throughput processing across the wireless protocol stack. I am proficient in log analysis and debugging especially using tools such as QXDM,Apex,QCAT,wireshark and have hands on experience using Keysight,TBS,Wildcat and R&S network simulators for PHY layer insights.Additionally, I have worked extensively on multi-RAT test scenarios including ENDC (LTE + NR Dual Connectivity), NRDC, and Standalone FR2 configurations. I also contribute to testing new feature implementations and standard call flow validation, ensuring robust modem performance across complex network conditions.

Experience

1. Senior Engineer

   L&T Technology Services

   Nov 2025 — Present · Hyderabad, IN

   Contributing to 5G gNB stack development for small cell projects at Nokia by testing DU and CU functionalities • Validating 5G SA & NSA features to ensure network performance and reliability • Executing end-to-end testing, including feature validation and regression cycles • Analyzing logs, troubleshooting issues, and supporting defect resolution • Collaborating with cross-functional teams to improve product quality

Education

• INSTITUTE OF AERONAUTICAL ENGINEERING

  Bachelor of Technology - BTech