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Audio Systems Engineer, Robot Head

1XSan Carlos, CAHardware Engineering
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Salary
$173,861 - $240K USD
Job type
Full-time
Posted
17 Jun 2026
Status
Open · checked 8d ago

About this role

The Audio Systems Engineer, Robot Head position at 1X in San Carlos, California is a full-time on-site role responsible for designing and optimizing microphone and speaker systems for humanoid robots. This opportunity suits an experienced electrical or computer engineer who wants to shape how humans and robots interact through advanced audio technology.

Role Overview

1X is seeking a dedicated engineering professional to own the audio hardware and firmware systems that enable seamless communication for the flagship NEO home robot. The Robot Head team develops sensing and interaction systems to help the robot perceive and engage with people in real-world environments. The selected candidate will guide audio architecture from initial concept through prototyping, validation, and full volume production.

Key Responsibilities

Build and deliver reliable microphone and speaker systems designed to perform across complex acoustic environments.
Enhance speech capture quality, directional localization, and overall audio performance through continuous iteration and testing.
Integrate audio hardware seamlessly with machine learning, voice activity detection, direction of arrival, and signal processing pipelines.
Create validation methodologies and performance benchmarks to ensure production readiness.
Conduct field testing, review data, and work alongside multidisciplinary engineering teams to drive system improvements.

Requirements

Hold a Bachelor’s degree in Electrical Engineering, Computer Engineering, or a related technical field.
Bring extensive professional experience designing audio hardware systems including microphones, speakers, and signal chains.
Demonstrate strong practical skills using audio measurement and validation tools.
Possess working knowledge of real-time audio streaming platforms and digital signal processing methods.
Understand noise reduction, audio enhancement, and speech capture optimization strategies.
Analyze test data effectively to implement iterative performance upgrades.
Partner smoothly with software, electrical, mechanical, and manufacturing departments.
Maintain high attention to detail and work full-time on-site in San Carlos, California.

Nice to Have

Familiarity with embedded systems and firmware development fundamentals.
Experience applying machine learning methods to audio challenges.
Background in building consumer electronics products.
Experience supporting factory-level audio testing and manufacturing validation.
Knowledge of voice interaction systems, beamforming, speech enhancement, or audio perception.
Experience guiding products from early prototypes through high-volume production.

Skills and Tools

Audio hardware design and electroacoustic system integration
Audio measurement and validation equipment
Real-time audio streaming and digital signal processing (DSP)
Noise reduction and speech capture optimization
Cross-functional collaboration across hardware, firmware, software, and manufacturing

Salary and Benefits

Annual salary range between $173,861 and $240,000 plus equity
Comprehensive coverage for medical, dental, and vision care
Generous paid time off, company holidays, and parental leave
401(k) plan featuring a company match of 100% on the first 3% and 50% on the next 2% of contributions
Flexible Spending Accounts and Health Savings Accounts options
Commuter benefits for transit and parking
Life insurance, short-term disability, and long-term disability coverage
Employee Assistance Program offering mental health, financial, and personal support
Onsite snacks and catered lunches

About the Company

1X has been building humanoid robots since 2014 with the mission to handle everyday chores and give people their time back. The company focuses on solving robotics, artificial intelligence, and manufacturing challenges at scale while maintaining safety for home environments. NEO, the flagship home robot, is actively shipped to operate alongside real people in the real world.

How to Apply

Interested candidates should visit the official 1X careers page to submit an application for the Audio Systems Engineer, Robot Head position.

Questions candidates ask

Where is the Audio Systems Engineer position located?

The role is located on-site in San Carlos, California.

What is the salary range for this role?

The annual salary ranges from $173,861 to $240,000, plus equity.

What educational background is required?

A Bachelor’s degree in Electrical Engineering, Computer Engineering, or a related technical discipline is required.

Is remote work permitted for this job?

No, this is a full-time on-site position.

What benefits are included with employment?

Benefits include comprehensive medical, dental, and vision coverage, a 401(k) plan with company match, generous paid time off, parental leave, FSA/HSA options, commuter benefits, disability and life insurance, an Employee Assistance Program, and catered lunches.

Ready to apply?

The application is on the official 1X careers page.

Apply on company site