Audio Systems Engineer — Wearable Sound & Speech Tech

Sesame; San Francisco (CA); On-site; USD 120,000 - 190,000; Full time

Benefits offered by this job

401 (k) max employer match: 3.5% of 64

Health, vision, and dental benefits

Unlimited PTO and sick time

Flexible spending account with FSA upm

EAP

Stock options

Job summary

Sesame in San Francisco is seeking an experienced Audio System Engineer to define, tune, evaluate, and ship high-quality speech reproduction and spatial audio capture systems for compact wearables.

You will own microphone array design, real-time capture, and DSP-based performance, collaborating with hardware, software, and product teams to meet ambitious audio benchmarks.

This role requires hands-on testing with tools like SoundCheck and COMSOL, and a track record of shipping consumer electronics.

Qualifications

• 4+ years of experience in audio hardware development
• Experience in designing, tuning, and testing microphone arrays and real-time audio capture
• Track record in developing audio solutions encompassing acoustics, transducers, digital interfaces, audio ICs, and DSPs
• Hands-on experience with audio testing systems (SoundCheck, Audio Precision, HATS testing)
• Background in DSP techniques (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

Responsibilities

• Own 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 system 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 and 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

Skills

Audio hardware development

Mic array design

Real-time audio capture

Acoustics & transducers

Audio DSPs

Digital interfaces

Audio ICs

DSP techniques

FIR/IIR design

Beamforming

Echo cancellation

Independence & teamwork

COMSOL

Psychoacoustics awareness

ML for audio

MATLAB

Python

Consumer audio architecture

Acoustics knowledge

Education

Bachelor's degree in Electrical Engineering, Computer Science, Acoustics, or similar

MS/PhD in EE, CS, Acoustics or related disciplines

Tools

SoundCheck

Audio Precision

HATS testing

COMSOL

MATLAB

Python

Job description

Sesame in San Francisco is seeking an experienced Audio System Engineer to define, tune, evaluate, and ship high-quality speech reproduction and spatial audio capture systems for compact wearables.

You will own microphone array design, real-time capture, and DSP-based performance, collaborating with hardware, software, and product teams to meet ambitious audio benchmarks.

This role requires hands-on testing with tools like SoundCheck and COMSOL, and a track record of shipping consumer electronics.