5G gNB PHY Developer

Responsibilities

• Design, develop, and optimize the PHY layer for 5G NR gNB, adhering to 3GPP standards.
• Implement and optimize PHY algorithms, including channel estimation, equalization, beamforming, MIMO, and decoding techniques.
• Work on DSP/FPGA/GPU implementations for real-time signal processing, ensuring efficient and reliable performance.
• Develop and optimize the L1-L2 interface for high-performance data processing, enhancing overall system efficiency.
• Collaborate with system engineers to analyze PHY layer performance and identify areas for improvement.
• Conduct thorough unit and integration testing, debugging, and performance tuning of PHY software and firmware.
• Optimize PHY layer for latency, throughput, and power efficiency, balancing performance and resource utilization.
• Integrate PHY with RF front-end components, ensuring seamless communication and optimal system performance.
• Stay updated with 3GPP releases and implement necessary changes in PHY processing to maintain compliance.
• Provide technical expertise and guidance to junior team members, fostering a collaborative and supportive work environment.

Qualifications

• 2-3 years of hands-on experience in 5G NR/LTE PHY Layer development, demonstrating a strong understanding of OFDM, MIMO, and other key PHY concepts.
• Proficiency in C/C++, MATLAB, and Python for algorithm development and simulation, ensuring efficient and reliable code implementation.
• Experience with DSPs, FPGAs, or GPUs for real-time PHY processing, optimizing signal processing and system performance.
• Solid knowledge of 3GPP specifications, particularly 38.211, 38.212, 38.213, and 38.214, ensuring compliance and effective implementation.
• Familiarity with software-defined radio (SDR) and real-time embedded systems, enabling efficient development and testing.
• Experience in debugging and performance tuning of PHY layer implementations, ensuring robust and optimized system performance.
• Knowledge of signal processing libraries like FFTW is preferred, enhancing the efficiency and accuracy of signal processing tasks.
• Strong problem-solving skills and the ability to work effectively in a team-oriented environment, fostering collaboration and innovation.
• Experience in 5G PHY testing and validation using industry-leading tools is an advantage, ensuring accurate and reliable testing.
• A B.E/B.Tech or M.E/M.Tech degree in Electronics, Telecommunications, Computer Science, or a related field, providing a strong technical foundation.