Audio Signal Processing Engineer - McD Tech Labs



Audio Signal Processing Engineer - McD Tech Labs

Job Description

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

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

The following job opportunities include positions at McDonald’s Corporation, McDonald’s USA, as well as restaurants that are either corporate-owned or owned and operated by and independent franchisees. Based on which restaurant position you select, you will receive further information concerning whether you are applying to work for a corporate-owned restaurant or a restaurant owned by a franchisee. Any positions listed for a job at a franchisee-owned restaurant have been posted here at the franchisee’s option. Franchisees are solely responsible for employment matters at the restaurants that they own and operate, including hiring, firing, discipline, supervisions, staffing, and scheduling employees. McDonald’s USA has no control over employment matters at franchisee restaurants. If you are applying for a job at a franchisee operated restaurant, we will forward the information provided by you to the franchisee organization in order for that organization to reach out to you and process and evaluate your application. McDonald’s USA will not receive a copy of your employment application and will have no involvement in any employment decisions regarding you, including whether you receive an interview or whether you are hired to work for the franchisee. If you are applying for a position with a franchisee restaurant, and have specific questions concerning the organization, its privacy practice, or regarding any specific individual needs or accommodations, please reach out to the organization directly.

McDonald's Corporation and McDonald's USA, LLC (the "Company") are committed to a policy of Equal Employment Opportunity and will not discriminate against an applicant or employee of the Company, including any corporate-owned restaurant, on the basis of age, sex, sexual orientation, race, color, creed, religion, ethnicity, national origin, alienage or citizenship, disability, marital status, veteran or military status, genetic information, or any other legally-recognized protected basis under federal, state or local laws, regulations or ordinances. Applicants with disabilities may be entitled to reasonable accommodation under the terms of the Americans with Disabilities Act and/or certain state or local laws. A reasonable accommodation is a change in the way things are normally done that will ensure an equal employment opportunity without imposing an undue hardship on the Company. Please contact if you need assistance completing any forms or to otherwise participate in the application process or to request or discuss an accommodation in connection with a job at the Company or at a McDonald’s corporate-owned restaurant to which you are applying.