---
title: 'Senior Mechanical Engineer (Continuous Improvement) at Whoop'
canonical: 'https://feeny.ai/job/senior-mechanical-engineer-continuous-improvement-whoop-boston-mr9acjabc368'
type: 'job'
last_seen: '2026-10-14'
---

# Senior Mechanical Engineer (Continuous Improvement) at Whoop

- **Company:** [Whoop](https://feeny.ai/companies/whoop)
- **Location:** Boston, MA
- **Compensation:** $130k–$185k
- **Employment:** full-time
- **Work type:** onsite
- **Posted:** 2026-07-02
- **Last confirmed live:** 2026-10-14
- **Apply:** https://jobs.ashbyhq.com/whoop/50344c88-7b98-4c67-bb9d-44707d099593/application

**Skills:** SolidWorks CAD, Part design, Tolerance analysis, Advanced assemblies, Configuration management, DFx/DfM, Injection molding, Die casting, Automated assembly, Root cause analysis, Failure investigation, Prototyping, Validation, Second sourcing, Supplier qualification, Electromechanical systems, Automated test systems, Complex fixtures, Production validation infrastructure

> Lead design improvements, validation strategies, and sustaining engineering efforts for WHOOP's flagship wearable products. Drive mechanical solutions, manage vendor relationships, and mentor junior engineers to ensure high-quality, scalable production.

## Job description

At WHOOP, we're on a mission to unlock and inspire performance for life. WHOOP empowers users to perform at a higher level through a deeper understanding of their bodies and daily lives. WHOOP is looking for a Senior Mechanical Engineer to lead and drive critical design improvements, validation strategy, and sustaining engineering efforts for our flagship wearable products at scale. You are a proactive, highly organized engineer with strong problem-solving skills and a sharp eye for detail. You thrive in a fast-paced, execution-driven environment and can drive creative mechanical solutions with independence and sound technical judgement. You will mentor junior engineers and collaborate cross-functionally with Electrical Engineering, Manufacturing, Supply Chain, Quality, and Program Management to deliver high-impact product improvements driven by customer feedback and evolving business needs. You will work closely with global suppliers and contract manufacturers to execute validation builds and drive and scale design changes in production environments, with a focus on high-quality deliverables, robust risk management, clear technical communication, and manufacturing stability. WHOOP operates with urgency because our mission demands it. We build products for people who push their limits—and we hold ourselves to the same standard. If you’re energized by complex challenges, cross-functional collaboration, and the opportunity to improve hardware products at scale, this role will push you—and reward you.

## RESPONSIBILITIES:

- Complete technical ownership of mechanical subsystems and components for current generation WHOOP hardware products, driving improvements from concept through implementation in mass production
- Lead design, analysis, and development of mechanical solutions to improve product performance, reliability, manufacturability, and cost within existing production and design constraints
- Lead engineering change implementation with vendors and contract manufacturers, ensuring clear communication and seamless integration into production
- Define and lead DOE and validation strategies to optimize product and manufacturing performance
- Lead root cause investigations and drive resolution of quality, yield, and reliability issues in production
- Own and maintain CAD models and technical documentation (3D, 2D, BOMs, ECOs) to support design changes, validation, and high-volume manufacturing
- Mentor junior engineers and promote strong engineering best practices
- Travel internationally up to 20% to support manufacturing partners and production builds

## QUALIFICATIONS:

- BS or MS in Mechanical Engineering or a related field
- 5+ years of experience in the design, improvement, and sustaining of complex mechanical products, preferably in consumer electronics, wearables, or medical devices
- 4+ years of SolidWorks CAD experience with best practices in part design, tolerance analysis, advanced assemblies, configuration management, and integration of DFx/DfM feedback
- 3+ years of experience working with Tier 1 and 2 contract manufacturers, including driving engineering changes and sustaining production in Asia and North America
- Demonstrated experience with high-volume manufacturing processes (e.g., injection molding, die casting, automated assembly), with a focus on yield, reliability, and cost optimization
- Strong experience in root cause analysis, failure investigation, and implementing design or process improvements in production environments
- Hands-on experience with prototyping and validation to support design changes and production improvements, along with experience in second sourcing, supplier qualification
- Experience leading cross-functional efforts and mentoring junior engineers
- Preferred experience with electromechanical systems, including integration of mechanical components with sensors, PCBs, and flex circuits in compact, high-volume products
- Experience developing and scaling automated test systems, complex fixtures, or production validation infrastructure preferred
- Preferred experience in wearable, health-focused, or other highly constrained consumer electronic products
- Experience leading engineering efforts in fast-paced or startup environments with high ownership and cross-functional influence
- Passion for health, human performance, and designing human-centered hardware preferred

This role is based in the WHOOP office located in Boston, MA. The successful candidate must be prepared to relocate if necessary to work out of the Boston, MA office.

Interested in the role, but don’t meet every qualification? We encourage you to still apply! At WHOOP, we believe there is much more to a candidate than what is written on paper, and we value character as much as experience. As we continue to build a diverse and inclusive environment, we encourage anyone who is interested in this role to apply.

WHOOP is an Equal Opportunity Employer and participates in [E-verify](https://www.e-verify.gov/)to determine employment eligibility

The 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.

The U.S. base salary range for this full-time position is $140,000-$195,000. Salary ranges are determined by role, level, and location. Within each range, individual pay is based on factors such as job-related skills, experience, performance, and relevant education or training.

In addition to the base salary, the successful candidate will also receive benefits and a generous equity package.

These ranges may be modified in the future to reflect evolving market conditions and organizational needs. While most offers will typically fall toward the starting point of the range, total compensation will depend on the candidate’s specific qualifications, expertise, and alignment with the role’s requirements.

## About Whoop

## Company Overview
- **One-liner**: WHOOP is a human performance optimization platform that uses a wearable device and 24/7 monitoring to help members improve sleep, strain, recovery, and overall health.
- **Entity Type**: Private (funding stage not publicly available in provided sources)
- **Headquarters**: Boston, Massachusetts, USA
- **Founded**: 2012
- **Founders**: Will Ahmed

## Core Business
- **Primary industry**: Wearable health technology, human performance optimization
- **Target customers**: B2C (consumers, athletes) and B2B (professional sports teams, organizations)
- **Mission**: “To unlock human performance and Healthspan.” [whoop.com - About](https://www.whoop.com/us/en/about/)

## Products & Services
- **WHOOP 5.0 + Subscription**: A non-screen wrist-worn wearable with 14+ day battery life that continuously monitors sleep, strain, recovery, heart rate, heart rate variability, and 65+ biomarkers. The platform provides personalized coaching, blood pressure insights, women’s hormonal insights, VO₂ max, heart rate zones, and mental health tracking. Type: Hardware + SaaS subscription. [whoop.com - Homepage](https://www.whoop.com/us/en/)

## Market Standing
- **Valuation/Market Cap**: Not publicly available from provided sources
- **Key Metric**: Not publicly available (annual revenue not disclosed); estimated headcount of 500 employees [Built In Boston](https://www.builtinboston.com/company/whoop)
- **Notable Investors/Partners**: Not disclosed in provided sources
- **Growth Signals**: 500 total employees; hybrid workspace (4 days on-site per week); actively hiring across Engineering, AI/ML, Data & Analytics, Product, and Design; only 0.13% of applicants are hired, indicating high selectivity and strong talent demand. [whoop.com - Careers](https://www.whoop.com/us/en/careers/) | [Built In Boston](https://www.builtinboston.com/company/whoop)

## Competitive Advantages
- Proprietary 24/7 physiological monitoring with advanced sensor technology and an ultra-long battery life (14+ days)
- Deep scientific foundation – founded after reviewing over 500 medical papers
- Personalized coaching and insight delivery based on individual biometric data
- Strong brand recognition among elite athletes and mainstream consumers
- Privacy-first design with encrypted data storage [whoop.com - Homepage](https://www.whoop.com/us/en/)

## Strategic Focus
- Expanding health insights: introducing blood pressure monitoring, women’s hormonal health features, and heart health tracking
- Enhancing AI/ML capabilities (evident from many open AI/ML roles) [jobs.lever.co](https://jobs.lever.co/whoop)
- Deepening enterprise/B2B partnerships with sports organizations and research institutions
- Continuing to build out Healthspan and longevity features

## Why Work Here
- **Hybrid workspace** – employees are on-site 4 days a week in Boston’s “best office” [whoop.com - Careers](https://www.whoop.com/us/en/careers/)
- **Benefits** – flexible time off, above-market compensation, paid parental leave, health support [whoop.com - Careers](https://www.whoop.com/us/en/careers/)
- **Employee Resource Groups** – ADAPT (disability inclusion), BLACK@WHOOP, LGBTQ+ (WHOOP GOOP), Veterans and Military Personnel, Women of WHOOP, Women in Science and Engineering, WHOOP Parents [whoop.com - Careers](https://www.whoop.com/us/en/careers/)
- **High selectivity** – only 0.13% of applicants are hired, reflecting a rigorous, standards-driven culture [whoop.com - Careers](https://www.whoop.com/us/en/careers/)
- **Equal Opportunity Employer** – committed to diversity and inclusion in all employment decisions [whoop.com - Careers](https://www.whoop.com/us/en/careers/)

## Sources
1. [whoop.com - Careers](https://www.whoop.com/us/en/careers/)
2. [whoop.com - About](https://www.whoop.com/us/en/about/)
3. [whoop.com - Homepage](https://www.whoop.com/us/en/)
4. [Built In Boston - WHOOP Office Profile](https://www.builtinboston.com/company/whoop)
5. [jobs.lever.co - WHOOP Job Listings](https://jobs.lever.co/whoop)

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