Senior Reliability Engineer (Hardware)

Whoop • Boston, MA

7d • $125,000 - $165,000 • Onsite

About The Position

At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives.

WHOOP is seeking a Senior Reliability Engineer to lead the charge in ensuring our hardware products deliver a consistent, high-reliability experience for members. In this critical role, you will influence the full product lifecycle, from early design through mass production. Applying deep technical expertise to data-driven, risk-informed decisions and ensuring reliability is embedded in every phase of development. Your work will directly support WHOOP's ability to innovate quickly while maintaining industry-leading quality and performance standards.

Requirements

• Bachelor's or Master’s degree in Mechanical Engineering, Materials Science, Reliability Engineering, or a related field
• 5+ years of hands-on experience in reliability engineering, ideally within consumer electronics or wearables
• Deep understanding of hardware reliability principles across electro-mechanical components, plastics, metals, and assemblies
• Experience designing and executing HALT, HASS, accelerated life testing, and other reliability methodologies
• Strong skills in statistical analysis, reliability modeling, and root cause analysis
• Demonstrated success working with suppliers and test partners globally, including in Asia and Mexico
• Exceptional communication skills, with the ability to synthesize and present complex findings to technical and non-technical audiences
• Strong organizational, problem-solving, and time management skills
• Knowledge of manufacturing processes and their impact on product reliability
• Strong commitment to embracing and leveraging AI tools in day-to-day tasks, ensuring AI-assisted work aligns with the same high-quality standards as personal contributions

Nice To Haves

• Experience working with wearable technologies or consumer hardware products
• Familiarity with reliability standards, regulatory compliance, and product safety requirements
• ASQ Certified Reliability Engineer (CRE) certification

Responsibilities

• Own and drive reliability strategy across New Product Introduction (NPI), Ongoing Reliability Testing (ORT), and Continuous Improvement (CI) programs
• Define and execute robust reliability plans, including risk assessments, test protocols, data analysis, and decision-making for key program milestones
• Translate test data into actionable insights, such as AFR estimations, and collaborate with product, design, quality, manufacturing and supply chain teams to inform product and release decisions
• Lead root cause investigations and corrective actions for field and test failures, continuously improving product design and supplier maturity
• Standardize reliability protocols and partner with global suppliers and testing labs to ensure consistency, data integrity, and high reliability standards
• Collaborate cross-functionally across geographies and teams, serving as a technical authority on reliability considerations for new designs, materials, and manufacturing processes

Benefits

• WHOOP compensation philosophy is designed to attract, motivate, and retain exceptional talent by offering competitive base salaries, meaningful equity, and consistent pay practices that reflect our mission and core values.
• At WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company’s long-term growth and success.
• In addition to the base salary, the successful candidate will also receive benefits and a generous equity package.

What This Job Offers

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