You will lead the mechanical engineering team in San Francisco, overseeing the development of complex electromechanical systems including the flagship Pod and brand-new hardware. Reporting to the CPO, you will balance high-level system architecture with team leadership to deliver products that transform human recovery through data-driven sleep technology.
Director, Mechanical Engineering at Eight Sleep
Eight Sleep is redefining human performance through sleep fitness, and they are looking for a Director of Mechanical Engineering to lead their hardware evolution. As a key leader for the San Francisco-based team, you will architect the next generation of the world-famous Pod and an ambitious roadmap of brand-new products. This is a rare chance to join a company recognized four times by Fast Company as one of the Most Innovative Companies, working alongside world-class talent and high-profile users like Mark Zuckerberg. If you thrive in high-intensity environments and have a passion for complex electromechanical systems, this is your opportunity to build products that change lives.
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Location
San Francisco, United States
Compensation
$225k-$300k + Equity
Company
Eight Sleep
Role overview
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, 2023, and 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.
What you will do
- Direct the mechanical engineering lifecycle, managing teams of ME, soft goods, and test engineers to ensure flawless execution from concept to production.
- Architect complex electromechanical systems, making critical technical trade-offs across fluids, mechanisms, and sensor integration for the flagship Pod and new products.
- Collaborate directly with the CPO and executive team to define the hardware roadmap and scale manufacturing through frequent travel to partners in China.
Who this is a fit for
- Requires 10+ years of experience developing complex electromechanical consumer electronics or medical devices with a track record of high-volume launches in Asia.
- Must have 2+ years of direct management experience or proven success as a technical lead ready to step into a player-coach leadership role.
- Demonstrates deep technical proficiency in injection molding, DFM/DFA, and tolerance analysis, with additional expertise in thermal or fluid systems highly preferred.
Why this role is remarkable
- Lead hardware innovation for a “Best Invention of the Year” recipient backed by top-tier investors and endorsed by neuroscientist Andrew Huberman.
- Work across diverse disciplines including thermals, fluids, sensing, and soft goods to create beautiful consumer products used by world-class performers.
- Enjoy high-impact ownership at a ~200-person company where you will define the architecture for an ambitious roadmap of next-generation hardware.
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