Senior Mechanical Engineer (NPI)

WHOOP

WHOOP

Other Engineering

Boston, MA, USA

USD 130k-185k / year + Equity

Posted on Mar 20, 2026

RESPONSIBILITIES:

  • Complete technical ownership (at subsystem and component level) of a next generation product from design concept to manufacturing release
  • Lead mechanical design, analysis and development of mechanical components around micro-electronics, and exact industrial design specifications, product requirements, and manufacturing constraints.
  • Create 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 timeline
  • Communicate engineering changes to vendors and contract manufacturers as the product development cycle progresses
  • Design testing protocols and validation plans, managing testing processes
  • Perform thorough engineering root cause analyses to identify and resolve issues
  • Mentorship, engineering best practices
  • Willingness to travel internationally up to 20% of the time

QUALIFICATIONS:

  • BS or MS in Mechanical Engineering or a related field
  • 4+ years of experience in the design, documentation and validation of complex mechanical parts for medium to high volume consumer electronics
  • 4+ years SolidWorks CAD experience with best practices for part design/ feature architecture, advanced assemblies, complex configuration management and integrating DFx feedback efficiently
  • 2+ years working with Tier 1 and 2 contract manufacturers in Asia and North America
  • Extensive experience in mechanical design concepts and the manufacture of products utilizing high volume, automated manufacturing processes as well as manual assembly
  • Well-versed in design, prototyping, and evaluation of advanced injection molded plastic components, die castings, metal injection molding, packaging, and material selection
  • Strong organization and communication skills and the ability to work well within teams in a fast-paced environment