Senior Mechanical Engineer (Manufacturing Test)

The role

This person will develop mechanical test fixtures and systems for WHOOP products. They will drive fixture development from early concepts through production deployment and work with contract manufacturing partners.

What you will do

• Drive mechanical fixture development from early concept through validation, production deployment, and sustaining
• Translate test and product requirements into robust fixture designs
• Design fixtures directly and provide technical direction and design review for solutions co-developed with manufacturing partners
• Apply mechanical engineering principles to review and validate fixture designs
• Collaborate with contract manufacturers on design, sourcing, fabrication, qualification, and production readiness
• Lead fixture debugging and root-cause investigations
• Maintain production-ready CAD, drawings, BOMs, assembly instructions, and fixture specifications
• Collaborate across engineering teams to drive improvements to fixture design and development practices

Required qualifications

• Bachelor's degree in Mechanical Engineering, Mechatronics, or a related technical discipline
• 5+ years of experience designing complex mechanical systems, fixtures, automation equipment, or similar hardware for manufacturing or production environments
• Strong mechanical design fundamentals including tolerance analysis, GD&T, material selection, manufacturing processes, fastening methods, and DFM
• Advanced proficiency with 3D CAD and engineering drawings
• Experience developing mechanical fixtures or equipment from requirements through prototype, validation, release, and production support
• Experience co-developing mechanical systems with contract manufacturers, suppliers, or external engineering partners
• Experience creating and maintaining production engineering documentation, revision control, and PLM systems such as Arena
• Strong mechanical debugging and root-cause analysis skills
• Working knowledge of electrical systems, wiring, instrumentation, and PCBAs
• Experience using manufacturing data and statistical methods to evaluate repeatability, variation, and fixture capability
• Strong project ownership, communication, and cross-functional collaboration skills
• Ability to travel up to 15%, both domestically and internationally

Nice to have

• SolidWorks experience
• Familiarity with SPC
• Familiarity with Python or other scripting languages for engineering analysis, automation, or debugging

Benefits

• base salary
• generous equity package

Before you apply

• Must be prepared to relocate if necessary to work out of the Boston, MA office
• Participates in E-verify to determine employment eligibility

About the company

WHOOP is 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.