Staff Mechanical Engineer (NPI) (Boston)

WHOOP
Boston, US
On-site

Job Description

Boston, MAHardware /Full Time /On-siteAt WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers users to perform at a higher level through a deeper understanding of their bodies and daily lives. WHOOP is looking for a Staff Mechanical Engineer to lead critical design, validation, and development execution for next generation biometric wearable products. 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 setting and can drive creative mechanical design solutions with independence and sound technical judgement. You will mentor junior mechanical engineers and collaborate with cross-functional stakeholders (Electrical Engineering, Embedded Engineering, Manufacturing, Product, and Program Management). You will work closely with our suppliers and contract manufacturers around the world to execute engineering validation builds with a focus on high quality deliverables, sharp engineering risk management, clear technical communication upwards and externally, and commitment to product excellence. 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 ship hardware at scale, this role will push you—and reward you.RESPONSIBILITIES:Complete technical ownership (at system level) of a next generation product from design concept to manufacturing release, ensuring performance, reliability, cost, and schedule targets are metLead mechanical design, analysis and development of mechanical components around micro-electronics, and exact industrial design visions and specifications, product requirements, and manufacturing constraintsCreate SolidWorks CAD models to bring up design concepts that enable simulation exercises, prototyping, and mass production qualification Generate technical documentation such as 3D files, 2D drawings, bills of material (BOM’s), and Engineering Change Orders (ECO’s) following product development cycle timelineCommunicate and collaborate effectively across cross-functional teams to align requirements, drive decisions, and resolve issues quicklyDrive organized, end-to-end DFM coordination across multiple vendors and manufacturing methods, aligning requirements, timelines, and technical decisions to deliver scalable, high-yield productionPartner with suppliers to explore and carry multiple material and design concepts in parallelCommunicate engineering changes to vendors and contract manufacturers as the product development cycle progresses Design testing protocols and validation plans, managing testing processesPerform thorough engineering root cause analyses to identify and resolve issuesMentorship, engineering best practicesWillingness to travel internationally up to 20% of the timeQUALIFICATIONS:BS or MS in Mechanical Engineering or a related field10+ years of experience in the design, documentation and validation of complex mechanical parts for medium to high volume consumer electronics5+ years SolidWorks CAD experience with best practices for part design/ feature architecture, advanced assemblies, complex configuration management and integrating DFx feedback efficiently5+ years of experience implementing CAE tools in mechanical design process (Finite element analysis - Static and Dynamic and thermal simulation)5+ years of working with Tier 1 and 2 contract manufacturers in Asia and North AmericaExtensive experience in mechanical design concepts and the manufacture of products utilizing high volume, automated manufacturing processes as well as manual assemblyPlayed a key role in the launch of 3+ products, thorough understanding of full product development process, experience guiding suppliers, product lifecycle managementWell-versed in design, prototyping, and evaluation of advanced injection molded plastic components, die castings, metal injection molding, ceramic injection molding, packaging, and material selectionKnowledge of Six Sigma statistical methods and how to apply them effectively to make design decisions. Ability to utilize statistical methods such as RSS tolerance stack up analysis and CPK process capabilityStrong organizational skills and the ability to work well within teams in a fast-paced environmentAbility to effectively communicate technical concepts and proposals to leadership upwards (internally), and externally to suppliers and contact manufacturersFamiliarity with mechanical design concepts and the manufacture of products utilizing high volume, automated manufacturing processes as well as manual assembly. Experience with high volume injection molding is strongly preferred.Highly organized and methodical; able to create structure, plans, and risk mitigation for open-ended problems and drive them to closureThis role is based in the WHOOP office located i

Skills & Requirements

Technical Skills

Mechanical EngineeringSolidWorks CADFinite Element AnalysisHigh Volume Injection MoldingDFM CoordinationEngineering ValidationMentorshipProblem SolvingCommunicationCollaborationLeadershipBiometric Wearable ProductsManufacturingProduct Development

Salary

$100,000 - $160,000

year

Employment Type

FULL TIME

Level

mid

Posted

3/28/2026

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