WHOOP

Technology

SeniorMechanicalEngineer(NPI,Apparel&Accessories)

$130–185k Boston, Massachusetts, United States FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Senior candidates.

The Brief

“Senior Mechanical Engineer (NPI, Apparel & Accessories) at WHOOP. Skills: Mechanical design, Product development, Wearable technology. Lead mechanical design. Own form, fit, function”

Industry & Context.

Technology
Problems you'll solve

Root-cause analysis; Troubleshooting

Eligibility Requirements

Up to 20% travel

What They're Looking For.

Must Have

6+ years mechanical design experience, 3D CAD proficiency, Tolerance stack-ups experience, Drawing standards required, Experience with plastics, Experience with silicones, Experience with textiles, Experience with elastomers, Experience with metals, Experience integrating soft goods, Experience integrating electronics, Experience managing global suppliers, Experience managing global manufacturers, Supplier qualification experience, Supplier ramp-up support experience, Lead cross-functional initiatives, Influence decision-making across teams, Excellent communication ability, Excellent organizational ability, Balance technical depth, Balance strategic execution

Nice to Have

M.S. a plus, Experience working with offshore manufacturing partners, Knowledge of wearables, Knowledge of sports accessories, Knowledge of fitness accessories, Familiarity with FEA tools, Familiarity with rapid prototyping, Familiarity with environmental testing

What You'll Do.

Lead mechanical design

Drive product architecture decisions

Manage CAD assemblies

Create detailed 2D documentation

Spearhead second sourcing

Spearhead dual tooling

Define validation test plans

Execute validation test plans

Apply root-cause analysis

Implement design improvements

Provide technical leadership

Establish material specifications

Maintain DFM/DFA standards

Maintain mechanical design best practices

Mentor junior engineers

How You'll Work.

Team & Collaboration

Industrial Design; Electrical Engineering; Product Management; Operations; Cross-functional initiatives; Global suppliers; Global manufacturers

Communication Scope

Technical documentation; Supplier engagements

Process & Methodology

Product development cycles, Production ramp, EVT/DVT/PVT

Full Job Description

At WHOOP, we’re on a mission to unlock human performance and health span. As a member of the Mechanical Engineering Apparel & Accessories team, you’ll help shape the future of wearable technology by developing innovative, high-performance products that integrate seamlessly into users’ lives. 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. We expect engineers to go deep technically, collaborate relentlessly, and take pride in execution. The pace is fast, expectations are high, and the work is deeply meaningful. This isn’t a role where you follow a blueprint. If you’re energized by complex challenges, cross-functional collaboration, and the opportunity to ship hardware at scale, this role will push you—and reward you. We are seeking a talented and driven Senior Mechanical Engineer to own the mechanical design and development of next-generation WHOOP bands and wearable accessories. This individual will play a critical role in creating robust, scalable, and manufacturable hardware solutions that meet the needs of a fast-paced and highly collaborative product development environment. RESPONSIBILITIES: - - Lead the mechanical design of new WHOOP bands and accessories from initial concept through production ramp, owning form, fit, and function of critical components. - Drive product architecture decisions in partnership with Industrial Design, Electrical Engineering, Product Management, and Operations to ensure robust, user-centered solutions. - Create and manage high-fidelity CAD models, assemblies, and detailed 2D documentation for both internal design reviews and external manufacturing partners. - Spearhead second sourcing and dual tooling efforts for critical mechanical components to ensure supply chain resilience and reduce manufacturing risk. - Define and execute validation test plans; apply root-cause analysis to field and manufacturing issues and implement des

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