Vocera now a part of Stryker is looking for a Staff DSP Engineer – Audio & Voice with strong experience in audio and speech processing to develop and optimize audio solutions for embedded healthcare communication products.
Key Responsibilities
- Develop and optimize audio algorithms including echo cancellation, noise reduction, beamforming, AGC, VAD, dereverberation, and speech enhancement.
- Work on multi-microphone arrays and far-field speech capture for challenging acoustic environments.
- Improve speech intelligibility in the presence of background noise, reverberation, and multiple speakers.
- Analyze and optimize the complete audio path from microphone and DSP processing through the device, network, and remote endpoint.
- Use objective audio-quality measurements to evaluate and improve performance.
- Debug complex audio issues using raw and processed recordings, spectrograms, and acoustic measurements.
- Optimize real-time DSP algorithms for CPU, memory, latency, and power.
- Provide technical leadership, mentor engineers, and work closely with firmware, hardware, application, validation, and external partners.
Qualifications
- Bachelor’s or Master’s degree in Electrical Engineering, Signal Processing, Computer Engineering, or a related field.
- 6 to 8 years of experience in audio DSP, speech processing, or acoustic signal processing.
- Strong understanding of AEC, noise suppression, beamforming, microphone arrays, adaptive filtering, FFT, AGC, and VAD.
- Strong C/C++ programming skills and experience with real-time embedded systems.
Preferred Experience
Experience with WebRTC audio processing, Embedded Linux or Android audio, Python or MATLAB, Opus, RTP/SRTP, VoIP or conferencing systems, and AI-based speech enhancement is preferred.
Travel Percentage: 10%