Mechanical Engineer II (Apparel & Accessories)

Boston, MAFull-TimeMid-levelSoftware Engineering

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Own the end-to-end mechanical design of new WHOOP bands and related wearable accessories, from concept through production.
Collaborate closely with cross-functional teams including Industrial Design, Electrical Engineering, Product, and Manufacturing to develop user-centric, durable, and manufacturable solutions.
Create and manage detailed CAD models, assemblies, and 2D drawings to support prototyping and production.
Own and drive second sourcing initiatives for mechanical components and assemblies to diversify the supply base and reduce manufacturing risk.
Collaborate with product marketing to support seasonal product launches.
Perform root-cause analysis and implement design improvements for quality, reliability, and performance enhancements.
Support prototype builds, testing, and validation both in-house and at global manufacturing partners.
Contribute to the development of material specifications, DFM/DFA guidelines, and mechanical standards for wearable devices.
Support and mentor junior team members and share best practices within the engineering organization.
Up to 20% international travel to contract manufacturers and suppliers.

B.S. in Mechanical Engineering or related field.
3 - 4 years of experience in mechanical design, preferably in consumer electronics, wearables, or soft goods design.
Strong proficiency in SolidWorks, tolerance analysis, and mechanical drawing creation.
Experience with soft goods integration, injection molding, sheet metal fabrication, and materials like silicones, textiles, elastomers, and plastics.
Familiarity with second sourcing, supplier qualification, and risk mitigation strategies in manufacturing.
Strong communication and organizational skills with the ability to work effectively across disciplines and time zones.
Passion for product development and attention to detail.
Experience working with offshore manufacturing partners preferred.
Knowledge of wearables, sports/fitness accessories, or human factors engineering preferred.
Familiarity with FEA tools, rapid prototyping, and environmental testing preferred.