Audio Systems Engineer

Sesame•San Francisco, CA

59d

About The Position

Join our team to craft a unique take on smart wearable devices with incredibly compact audio capabilities. We're looking for an experienced Audio System Engineer to define, tune, evaluate, and ship high-quality speech reproduction systems and spatialized audio capture solutions.

Requirements

4+ years of experience in audio hardware development
Experience in designing, tuning, and testing microphone arrays and real-time audio capture
Proven track record in developing comprehensive audio solutions encompassing acoustics, transducers, digital interfaces, audio ICs, and DSPs
Extensive experience with audio testing systems (e.g., SoundCheck, Audio Precision, HATS testing).
Strong background in DSP techniques (e.g., FIR/IIR filter design, beamforming, echo cancellation).
Effective independent operation and teamwork in a dynamic, cross-functional setting.
Experience with acoustic simulation software, e.g., COMSOL
Bachelor’s degree in Electrical Engineering, Computer Science, Acoustics, or similar.

Nice To Haves

8+ years of experience in audio hardware development
Proficiency in a high-level programming language (e.g., MATLAB, Python).
Familiarity with human perception of sound
Experience with psycho-acoustic metrics and evaluation of speech quality and intelligibility
Familiarity with audio rendering techniques and speaker technologies
Experience in acoustics and consumer audio EE architecture
Familiarity with audio algorithm development, ML techniques, and/or NN implementations
M.Sc. or PH.D. in EE, Comp.Sci., Acoustic, or related disciplines

Responsibilities

Own all aspects of shipping consumer electronic products with market-leading audio performance independently or with the support of the Audio Lead, depending on experience level.
Create the transfer function from Product Level Requirement Documents to audio systems and transducer requirements to ensure product success.
Design, analyze, and refine real-time audio capture and render systems
Research and implement advanced technologies to optimize audio system integration
Continuously learn and explore new technologies, setting benchmarks for user experiences
Collaborate on system architecture, including algorithms and tools, and oversee implementation
Evaluate third-party audio technologies and keep abreast of industry developments
Understand the trade-offs in various DSP and ML approaches/platforms for embedded solutions
Work with the cross-functional team to innovate on audio solutions
Factory testing and build support throughout the product development cycle