The Acoustics DSP Engineer will be part of the Audio System Tuning team at Apple, focusing on optimizing audio software and acoustic hardware for Voice Recognition applications across various Apple devices. This role requires collaboration with the Acoustic Hardware Team and other engineering teams to enhance the audio experience for users. The engineer will utilize their expertise in audio DSP and signal processing to ensure high-quality sound performance. Attention to detail and strong communication skills are essential for success in this position.

• 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 as HeadAcqua Test System, Soundcheck, and Audio Analyzers.
• In-depth Audio DSP knowledge for audio applications, including Echo and Double Talk, Microphone Array Processing, Beam-Forming, Multi-Band Compression, Equalization, and Noise Suppression.
• Excellent coding and debugging skills in Python and C/C++.
• Strong background in applying Machine Learning methods and frameworks for Audio applications.
• Experience with tuning echo cancellation algorithms and understanding the tradeoff between echo return loss and double talk performance.
• Knowledge of transducers and their acoustic integration is preferred.
• Outstanding written and verbal communication skills.

• Ensure the correct integration of audio software and acoustic hardware in Apple devices.
• Optimize audio DSP for Voice Recognition applications across various platforms.
• Collaborate with Audio Tuning Engineers, DSP algorithm teams, and ML teams.
• Tune and listen to different algorithms to enhance the Voice Recognition experience.
• Debug and execute scripts to improve audio performance.
• Interact regularly with different teams at Apple to ensure alignment on audio quality.
• Travel internationally as required to support audio tuning efforts.

• Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.