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Apple • Cupertino, California, United States
Role & seniority: Siri Validation and Tuning Engineer (Acoustic Hardware Team) at Apple; mid-to-senior level
Stack/tools: Python, MATLAB; DSP/ML collaboration; acoustic measurement equipment (HeadAcqua Test System, Soundcheck, Audio Analyzers)
Tune, optimize, and validate Siri DSP and audio algorithms across Apple hardware and software
Debug and collaborate with Audio Tuning Engineers, DSP/ML teams, and other groups to ensure optimal Siri and telephony performance
Listen to and evaluate internally developed algorithms, delivering precise tuning for iOS, macOS, and wireless devices
BS/MS or equivalent in Audio or Electrical Engineering
Solid acoustics and signal processing fundamentals
Experience scripting in Python and MATLAB
Familiarity with acoustic measurement tools (HeadAcqua, Soundcheck, Audio Analyzers)
Strong attention to detail and collaboration abilities
In-depth DSP knowledge for audio (echo/double-talk, mic array processing, beam-forming, multi-band compression, EQ, noise suppression)
ML methods/frameworks for audio applications
Knowledge of KPIs for Siri and telephony performance in hardware
Transducer/acoustic integration knowledge
Outstanding written/verbal communication and cross-functional teamwork
Location & work type: Not specified in provided description; location and work arrangement (on-site/remote/hybrid) unavailable.
At Apple, extraordinary ideas have a way of quickly becoming extraordinary products, services, and customer experiences. Sound is an essential and compelling facet of the customer experience. Apple has assembled an elite Acoustics team that enables our customers to experience music with delight, communicate with clarity, and enjoy elegant sound throughout our product line. In Apple Acoustics, we work with the utmost attention to detail, directly impacting the design of products that millions of people around the world love! The Audio System Tuning team is looking for an Siri Validation and Tuning Engineer to ensure the correct marriage between audio software and acoustic hardware in Apple products. The successful candidate will be responsible for all Siri DSP optimization in various iOS, MACOSX and Wireless Apple products.
DESCRIPTION
The candidate will be a member of the Acoustic Hardware Team, and will work day-to-day with the Audio Tuning Engineers, DSP algorithm & ML teams. This role will require attention to detail and excellent HW and SW debugging skills. You will be interacting with different teams at Apple regularly, and as such, you should have great communication and collaboration skills. You will tune, optimize, and listen to different internally developed algorithms for Apple HW with a focus on advanced techniques to deliver the best SIRI and Telephony experience across all Apple HW.
MINIMUM QUALIFICATIONS
BS/MS or equivalent, preferably specializing in Audio or Electrical Engineering Solid understanding of acoustics and signal processing fundamentals Experience executing and debugging scripts with Python and MATLAB Familiarity with acoustic measurement equipment such HeadAcqua Test System, Soundcheck, and Audio Analyzers
PREFERRED QUALIFICATIONS
In-depth Audio DSP knowledge for audio applications, such as Echo and Double Talk, Microphone Array Processing, Beam-Forming, Multi-Band Compression, Equalization, Noise Suppression in portable devices Strong background in applying Machine Learning methods and frameworks for Audio applications Knowledge of main KPIs used to validate SIRI and Telephony performance in Apple HWs Knowledge on transducers and their Acoustic integration is preferred Outstanding written and verbal communication skills, ability to work optimally in multi-functional teams