1X
1X is an AI and robotics company that designs and develops humanoid robots to address global labor needs.
- Open roles
- 89
- New role every
- ~2.5 days
- Posting trend
- 0.9× vs prior 90d
Company signals
Score: 68Job facts
- Location
- San Carlos , California, United States
- Workplace
- Onsite
- Type
- Full-time
- Department
- Hardware Engineering
- Posted
- May 28, 2026
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Audio Systems Engineer, Robot Head
at 1X
Audio Systems Engineer, Robot Head
San Carlos (on-site)
About 1X
We build humanoid robots that work alongside people to solve labor shortages
and create abundance.
The Role
As an Audio Systems Engineer, you will own the full audio hardware and
firmware pipeline. You will be responsible for hands-on design, prototyping,
and system integration while working closely with software, electrical,
mechanical, manufacturing and industrial design teams. You’ll design and
optimize microphone and speaker systems to ensure clear, reliable audio
performance in diverse real-world conditions. Working closely with software
teams, you will integrate Direction of Arrival (DOA), Voice Activity Detection
(VAD), noise suppression, signal processing, and ML-based audio features. Your
contributions will be essential to enabling seamless human-robot interaction.
You Will
-
Design and tune microphone and speaker systems for optimal performance in noisy and dynamic environments
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Build and test audio hardware using oscilloscopes, anechoic chambers, and audio analysis tools
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Collaborate with software teams on real-time streaming, signal processing, noise reduction, and ML-powered audio features
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Conduct field tests, gather performance data, and iterate based on findings
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Own the full audio hardware and firmware pipeline from initial concept through production deployment
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Collaborate with mechanical and electrical teams to ensure system-level integration and functionality
Must Have
-
Bachelor’s degree in Electrical Engineering, Computer Engineering or a related discipline
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Extensive experience designing audio hardware systems, including microphones and speakers
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Strong hands-on skills with audio hardware testing and measurement tools
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Proficiency with real-time audio streaming, signal processing, and noise reduction techniques
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Ability to analyze field test data and iterate on system performance
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Strong collaboration skills with cross-functional teams including software and mechanical engineering
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Rigorous attention to detail and a commitment to audio quality
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Able to work full-time on-site
Preferred & Nice-to-Have
-
Experience with embedded systems and firmware fundamentals
-
Experience applying machine learning techniques to audio processing
-
Consumer electronics experience
-
Factory testing experience
Benefits & Compensation
-
Salary Range: $137,861 – $240,000 + Equity
-
Health, dental, and vision insurance
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401(k) with company match
-
Paid time off and holidays
Equal Opportunity Employer
1X is an Equal Opportunity Employer. All qualified applicants will receive
consideration for employment without regard to race, color, religion, sex,
gender, gender identity or expression, sexual orientation, national origin,
ancestry, citizenship, age, marital status, medical condition, genetic
information, disability, military or veteran status, or any other
characteristic protected under applicable federal, state, or local law.