Audio Signal Processing Engineer - McD Tech Labs

    • Mountain View, CA

Job Description

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Company Description

McD Tech Labs is the recently established Silicon Valley based technology development group within McDonald's Corporation. Our mission is to deliver advanced technology solutions that address real-world, data driven needs in the McDonald's Restaurant environment. We are focused on using state-of-the-art Machine Learning, AI, and related technologies along with McDonald's unparalleled scale to completely transform the customer experience!

Job Description

We are currently looking for an audio signal processing engineer to research and develop state-of-the-art deep-learning-based audio signal processing algorithms using real-world audio data from our AI Drive Thru solution. The Audio Signal Processing Engineer will be a key member of the speech team within the core technology group at McD Tech Labs and will have the ability to make a large impact on our AI Drive Thru technology.


  • Research and develop state-of-the-art deep-learning-based audio signal processing algorithms for tasks such as noise suppression, beamforming, acoustic feedback cancellation, and acoustic environment classification using real-world audio data
  • Actively benchmark front-end signal processing performance vs. state-of-the-art algorithms
  • Work closely with Acoustic Modeling team on algorithm selection and development to improve voice user experience
  • Work closely with Infrastructure and Software Engineering teams to deploy audio signal processing solutions into production


Required Qualifications:
  • Ph.D. (or M.S. with 3+ years professional experience) in Computer Science, Speech Recognition, Acoustics, Machine Learning, Physics, or Mathematics
  • 3+ years of experience in audio signal processing for speech recognition
  • 3+ years of Python, C++, or C experience
  • Experience with one or more deep learning frameworks, such as MxNet, PyTorch, TensorFlow
  • Excellent written and verbal communication skills
  • Ability to prioritize effectively and manage various stakeholders
  • History of success in a fast-paced environment
  • Ability to change focus and pivot quickly

Desired Qualifications
  • Peer-reviewed publications or patents in audio signal modeling or signal processing
  • Experience with speech or signal processing toolkits such as Kaldi, Espresso, Espnet
  • Experience with Linux development
  • Familiarity with other fields of speech technology such as acoustic modeling, speaker diarization, speech activity detection, noise cancellation, echo suppression, language identification

Additional Information

McDonald's is committed to providing qualified individuals with disabilities reasonable accommodations to perform the essential functions of their jobs. Additionally, if you (or another applicant of whom you are aware) require assistance accessing or reading this job posting or otherwise seek assistance in the application process, please contact

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Nothing in this job posting or description should be construed as an offer or guarantee of employment.

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