Audio Systems Engineer, Telephony

Be part of a team that pushes boundaries, developing custom silicon solutions that power the future of Google's direct-to-consumer products. You'll contribute to the innovation behind products loved by millions worldwide. Your expertise will shape the next generation of hardware experiences, delivering unparalleled performance, efficiency, and integration.
Google's mission is to organize the world's information and make it universally accessible and useful. Our Devices & Services team combines the best of Google AI, Software, and Hardware to create radically helpful experiences for users. We research, design, and develop new technologies and hardware to make our user's interaction with computing faster, seamless, and more powerful. Whether finding new ways to capture and sense the world around us, advancing form factors, or improving interaction methods, the Devices & Services team is making people's lives better through technology.
<h3>Responsibilities</h3><ul>
<li>Work with cross-functional teams to help deliver telephony voice call experience with excellent voice quality and take on voice algorithm tuning and validation. Work with audio engineering and algorithm teams to perform advance debugging of signal chains.</li>
<li>Define, evaluate, benchmark, and tune voice communication/telephony algorithms (e.g., Noise suppressor, microphone beamforming, Acoustic Echo Cancellation (AEC)), for all calling scenarios by objective and subjective methods.</li>
<li>Implement a voice processing pipeline or voice algorithm into the Audio subsystem by considering system requirements on power, thermal, memory and latency.</li>
<li>Provide guidance to internal and external algorithms and solution providers to guide road maps, and contribute to the road maps by investigating new technologies and delivering new features.</li>
<li>Collaborate with acoustic engineers on loudspeaker and microphone architecture and locations on devices for optimized audio devices.</li>
</ul>
<h3>Minimum qualifications:</h3><ul>
<li> Bachelor's degree in Acoustics, Electrical or Computer Engineering, Physics, a related field, or equivalent practical experience.</li>
<li>4 years of experience in consumer hardware.</li>
<li>Experience with audio measurement tools (e.g., SoundCheck, Audio Precision, Advanced Communication Quality Analysis software (ACQUA), etc.).</li>
<li>Experience with voice quality measurement using ACQUA and Head and Torso Simulator (HATS).</li>
<li>Experience with voice algorithm tuning-acoustic echo cancellation, adaptive beamforming and noise suppression.</li>
</ul><br><h3>Preferred qualifications:</h3><ul>
<li>Master's degree or PhD in Acoustics, Electrical Engineering, or a related field.</li>
<li>7 years of experience in audio related fields.</li>
<li>Experience with International Telecommunication Union - Telecommunication (ITU-T), Third Generation Partnership Project (3GPP) and European Telecommunications Standards Institute (ETSI) specifications for voice communications, and Machine Learning (ML) based voice algorithms and voice processing pipeline development, evaluation or implementation on voice communication products.</li>
<li>Experience with acoustic and electrical measurement using soundcheck, audio precision, etc.</li>
<li>Knowledge of voice algo-acoustic echo cancellation, beamforming and noise suppression.</li>
</ul>