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Senior Reliability Engineer

Eight Sleep · San Francisco · On-site

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About Eight Sleep

Fall asleep faster and stay asleep longer with personalized cooling and heating for each side of the bed. Pod 6 reduces snoring and works with any mattress. Backed by General Catalyst, Khosla and Y Combinator.

About the role

As we continue to develop and deploy cutting-edge autonomous technologies, we are seeking a Senior Reliability Engineer (REL) to lead efforts in ensuring the long-term performance, durability, and robustness of critical hardware systems. This role is a key part of our Hardware Reliability team, with a focus on driving reliability strategy, testing, and validation across a broad range of electromechanical components, including sensors.

What they're looking for

  • Bachelor’s degree in Electrical Engineering, Mechanical Engineering, Materials Science, or a related field (Master’s preferred)
  • 5+ years of hands-on reliability engineering experience, preferably in electromechanical systems or sensors
  • Proven track record in testing and validating hardware components for long-term field performance
  • Strong understanding of physics of failure and reliability engineering principles, particularly for electronic, optical, or mechanical systems
  • Experience with environmental and mechanical stress testing , including test design, execution, and result interpretation
  • Familiarity with reliability analysis tools and techniques: FMEA , Weibull analysis , SPC , HALT/HASS , and accelerated life testing
More about this role

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, 2026 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...

Read the full posting on Eight Sleep's site ↗

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