Senior Mechanical Engineer

Eight Sleep • San Francisco, CA

22h • $140,000 - $200,000 • Onsite

About The Position

Eight Sleep is hiring an experienced Senior Mechanical Engineer to develop electromechanical consumer products from concept through production. The role offers significant ownership within a small, mission-driven team and is based in the San Francisco office five days per week. The engineer will design complex systems incorporating plastic, metal, and soft-goods components with sensors and actuators, and will drive development through brainstorming, CAD, prototyping, testing, and production ramp-up in Asia. The work involves cross-functional collaboration with electrical, software, reliability, manufacturing, industrial design, marketing, product teams, and company leadership. The engineer will perform thermal, fluid, and structural analysis and testing to ensure product goals are met.

Eight Sleep describes its culture as intense, fast-paced, and focused on high standards and execution. The posting says team members are often committed to working 60 or more hours per week. The company offers substantial responsibility and opportunities for accelerated career growth.

Requirements

• At least 3 years of consumer product design experience.
• Knowledge of injection molding, sheet metal forming, and sensor/electronics integration.
• Experience shipping high-volume consumer products, including manufacturing support in Asia.
• High proficiency with 3D modeling software such as Solidworks, NX, or Creo.
• Experience with high-volume manufacturing processes, design for manufacturability and assembly (DFM/DFA), tolerance analysis, functional dimensioning, and geometric dimensioning and tolerancing (GD&T).
• Solid understanding of root cause analysis, design of experiments (DOEs), and other quality measurement techniques.
• BSME or equivalent.
• Willingness and ability to travel to China as needed.

Responsibilities

• Architect and design complex electromechanical systems, including plastic, metal, and soft-goods components integrated with sensors and actuators.
• Drive product designs across the development lifecycle, including brainstorming, CAD, prototyping, testing, and ramp-up into production in Asia.
• Collaborate with electrical, software, reliability, and manufacturing engineering teams to solve cross-functional problems.
• Perform analysis and testing, including thermal, fluid, and structural analyses, to ensure designs meet product goals.
• Collaborate with industrial design, marketing, product teams, and company leadership to help shape product and feature direction.

Benefits

• A Pod product for each employee.
• Lunch in the San Francisco office five days a week.
• Health, vision, and dental insurance for employees and their dependents.
• Supplemental life insurance.
• Flexible paid time off.
• Commuter benefits.
• Paid parental leave.
• Equity participation for every full-time team member, with periodic performance-based equity refreshments.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior