Senior Sensor Engineer (Biometric & Physiological Sensing)

Department: R&D

Location: San Francisco

Compensation: $180K – $250K

Employment Type: FullTime

Join the Sleep Fitness Movement

At Eight Sleep, we’re on a mission to fuel human potential through optimal sleep. As the world’s first sleep fitness company, we’re redefining what it means to be well-rested and building the most advanced hardware, software, and AI technology to make it possible. Our products power peak mental, physical, and emotional performance by transforming every night of sleep into a personalized, data-driven recovery experience.

We are trusted by high performers, professional athletes, and health-conscious consumers in over 30 countries worldwide. Recognized as one of Fast Company's Most Innovative Companies in 2019, 2022, and 2023, and twice named to TIME's “Best Inventions of the Year.” We operate like a high-performance team: fast, focused, and motivated by impact. We don’t just ship; we iterate, refine, and obsess over the details that help our members sleep better and wake up stronger.

Every role at Eight Sleep is a chance to create cutting-edge technology, collaborate with world-class talent, and help shape a future where sleep isn’t passive - it’s a powerful tool for living better. If you’re tired of the ordinary and driven to build at the edge of what’s possible, this is your moment. Join us and lead the movement that’s transforming how the world sleeps and what we’re all capable of when we wake up.

High Standards. No Apologies

We operate with intensity because our mission demands it. At Eight Sleep, we bring the same mindset as the world’s top performers: focused, relentless, and always pushing to be in the top 1% of our craft. Think Kobe Bryant’s mamba mentality, applied to bold ideas, next-gen tech, and flawless execution. This isn’t a 9-to-5. We’re a team that puts in the extra effort, not because it’s required, but because we care about the impact of our work. We’re here to build fast, push limits, and deliver without compromise. If you thrive under pressure and want to do the most meaningful work of your career, you’ll feel right at home. If you’re looking for something easier – this isn’t it.

The role

We are looking for a Senior Sensor Engineer (Biometric & Physiological Sensing) to help design our future generation products. This role will be instrumental in building the next generation of high performance bio-sensing and environmental sensing systems for the Eight Sleep product ecosystem. This role will interact closely with R&D and Hardware engineers, and will see their work productized to directly impact our members and our business.

This role is based out of our San Francisco office and will require in-office work due to the nature of hardware prototyping.

How you’ll contribute

• Lead the development of next generation biometric sensor systems

• Rapidly develop functional prototypes, including sensor, electrical, mechanical, and firmware components

• Perform data analysis and preliminary algorithm development to assess feasibility and implement solutions

• Create and execute sensor development plans from concept to production readiness for systems that must operate nightly, autonomously, and reliably across 200k+ users

• Coordinate with product development and software/firmware teams to incorporate designs into production

What you need to succeed

• 4+ years of industry experience developing sensing systems, demonstrating a track record of innovation

• System level mindset, proficiency in EE and ME prototyping (e.g. PCBA, 3D rapid prototyping)

• Experience with software development for signal processing and prototyping embedded systems

• Bachelor’s degree in Electrical Engineering, Mechanical Engineering, Biomedical Engineering, or equivalent experience

Why join Eight Sleep?

Innovation in a culture of excellence

Join us in a workplace where innovation isn’t just encouraged - it’s a standard. Our flagship product, the Pod, is a testament to our culture of excellence, beloved by hundreds of thousands of customers worldwide. At Eight Sleep, you will be part of a team that continuously pushes the boundaries of technology in sleep fitness.

Immediate responsibility and accelerated career growth

From your first day, you’ll take on substantial responsibilities that have a direct impact on our core business and product success. We are a small team that empowers you to own your projects and see the tangible effects of your efforts, enhancing both your professional growth and our company’s trajectory. Your path will be challenging but rewarding, perfect for those who thrive in fast-paced environments aiming for high standards.

Collaboration with exceptional talent

Work alongside other bright minds like you: at Eight Sleep exceptional intelligence and a passion for breakthroughs are the norms. Our team members are not only experts in their fields but also avid innovators who thrive in our dynamic, fast-paced environment.

Equitable compensation and continuous equity investment

We extend equity participation to every full-time team member, recognizing and rewarding your direct contributions to our success. This includes periodic equity refreshments based on performance, ensuring that as Eight Sleep grows and succeeds, so do you – perfectly aligning your achievements with the broader triumphs of the company. Pay grows rapidly as you accumulate experience with Eight Sleep and translate it into concrete impact.

Your own Pod - and other great benefits

Every Eight Sleep employee receives the very product that defines our mission: a Pod of their own. If you join us you’ll get your own Pod, along with other benefits. Learn more at eightsleep.com/careers

At Eight Sleep we continually celebrate the diverse community different individuals cultivate. As an equal opportunity employer, we stay true to our values by ensuring everyone feels they can flourish and grow. We are committed to equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status.