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
- Bachelors or Masters 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.
- Solid 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.