Mechanical Engineer II - Hands-on Hardware Prototyping

Socket.dev; Needham (MA); On-site; USD 77,000 - 110,000; Full time

Benefits offered by this job

In-house prototyping facilities

Medical, dental, vision insurance

401(k) with company matching

Job summary

SharkNinja’s Needham, MA team is seeking a Mechanical Engineer II to take ownership of hardware from concept to production. You’ll design mechanisms, integrate motors and sensors, and prototype in our in-house labs, delivering robust products quickly.

You’ll work with EE, Industrial Design, and NPD teams, applying 3D CAD expertise and hands-on prototyping. This on-site role entails collaboration, fast iterations, and a focus on durable, consumer-grade solutions.

Qualifications

• Bachelor's degree in Mechanical Engineering or a related field.
• 2-4 years in product development or design is preferred.
• Hands-on prototyping experience with physical hardware.
• Experience designing for injection molded plastics or sheet metal.
• Proficiency in 3D CAD (SolidWorks, Creo, NX, or similar).
• Fast-moving, iterative work where requirements evolve.

Responsibilities

• Design and build products from early concept through production — mechanisms, electromechanical assemblies, and motor/sensor/actuator/PCB integration.
• Prototype fast using in-house labs and supplier network, then iterate based on learnings.
• Own hands-on troubleshooting and root-cause analysis when a mechanism or system doesn’t perform.
• Translate product requirements into CAD models, drawings, tolerances, and specs suppliers can build to.
• Drive design validation and reliability testing to ensure products hold up in the real world.
• Collaborate daily with EE, Industrial Design, Product Development, NPD, and test teams.

Skills

Hands-on prototyping

3D CAD

Injection molded plastics design

Fast-moving iterative work

Education

Bachelor's degree in Mechanical Engineering or related field

2-4 years in product development or design

Tools

SolidWorks

Creo

NX

Job description

SharkNinja’s Needham, MA team is seeking a Mechanical Engineer II to take ownership of hardware from concept to production. You’ll design mechanisms, integrate motors and sensors, and prototype in our in-house labs, delivering robust products quickly.

You’ll work with EE, Industrial Design, and NPD teams, applying 3D CAD expertise and hands-on prototyping. This on-site role entails collaboration, fast iterations, and a focus on durable, consumer-grade solutions.