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Mechanical Engineer

Lead the mechanical design of drone motors and robotic actuators at Westmag, focusing on performance, weight, and cost.

Location
South San Francisco, United States
Compensation
Not disclosed
Level
mid
Type
full time

Posted by employer 1 month ago

First seen on Joblaze 1 hour ago

Last verified on the company career page 1 hour ago

Apply at Westmag → Save job Scanned from westmag.com

Skills & Technologies

What you'll build

  • Design and optimize mechanical architecture of motors and actuators
  • Perform structural and fatigue analyses
  • Drive DFM/A for high-volume production
  • Create detailed CAD models and design documentation
  • Support prototyping and testing of new designs

Must have

  • Bachelor's degree in Mechanical Engineering or related field
  • 3+ years of experience in mechanical design
  • Industry experience with rotating machinery
  • Hands-on knowledge of metal manufacturing methods
  • Experience with DFM/A designing high-volume products
  • Proficiency with CAD tools for mechanical design

Nice to have

  • Familiarity with electromagnetism and electric motor fundamentals
  • Experience with rotor dynamics, thermal analysis, or NVH
  • Knowledge of manufacturing processes for motor components
  • Hands-on experience with prototype testing and validation

Practical constraints

  • Authorized to work in the United States

Requirements

Experience
3+ years
Education
Bachelor's degree
Visa
No sponsorship (stated in posting)

Not disclosed in this posting: compensation, work arrangement.

Joblaze summary

In the role of Mechanical Engineer at Westmag, the individual will focus on the mechanical design of drone motors and robotic actuators, ensuring that components like shafts and gears are optimized for performance and manufacturability. Key skills include expertise in CAD tools, knowledge of rotating machinery, and experience with high-volume production methods. This position is ideal for someone with at least three years of relevant experience in mechanical design, particularly in industries such as robotics or aerospace. Westmag emphasizes collaboration across teams to meet customer requirements and enhance product quality.

Joblaze insights

  • Listed today — first seen on Joblaze October 19, 2026. Last confirmed on Westmag's careers page October 19, 2026.
  • Mechanical Engineering appears in 4.5% of 3173 comparable mid other roles in United States; Solidworks appears in 2.1% of 3173 comparable mid other roles in United States.

Quick facts

How much experience is required?
At least 3 years of relevant experience for this Mechanical Engineer role.
What's the tech stack?
Joblaze extracted these technologies from the posting: CAD, Mechanical Engineering, Onshape, Solidworks.
What seniority level is this role?
Westmag targets mid-level candidates for this position.
Is this full-time or contract?
Full-time for this Mechanical Engineer role at Westmag.

From the original posting

About the role

As a Mechanical Engineer at Westmag, you will lead the mechanical design of the drone motors and robotic actuators at the heart of our products. You will own the rotating machinery, bearing systems, gears, and transmissions that turn electromagnetic torque into reliable mechanical output, balancing performance, weight, and cost. Working at the intersection of design and production, you will ensure every part you draw can be built at scale, and your work will directly shape Westmag's ability to ship millions of motors and actuators from U.S. factories.

What you'll own

  • Design and optimize the mechanical architecture of motors and actuators, including shafts, housings, bearing systems, gears, and transmissions.

  • Perform structural, tolerance stack-up, fatigue, and bearing support analyses to ensure durability and precision across the product's operating envelope.

  • Drive DFM/A from the earliest concepts, engineering parts for high-volume production where manufacturability is as critical as performance.

  • Explore high volume manufacturing methods such as stamping and casting working with suppliers to ensure designs are producible, repeatable, and cost-effective at scale.

  • Create detailed CAD models, GD&T-based drawings, and design documentation for components and assemblies.

  • Work cross-functionally with Motor Design, Manufacturing, Quality, and Field Applications Engineers to ensure design feasibility, manufacturability, and customer requirements are met.

  • Support prototyping, testing, and validation of new designs, and drive continuous improvement across the product line.

Required qualifications

  • Bachelor's degree in Mechanical Engineering or a related technical field.

  • 3+ years of experience in mechanical design, preferably in drone, robotics, automotive, aerospace, or high-volume electromechanical products.

  • Industry experience with rotating machinery, including bearings, gears, or transmissions.

  • Hands-on knowledge of metal manufacturing methods such as milling, turning, stamping, and casting.

  • Demonstrated experience with DFM/A designing high-volume products.

  • Proficiency with CAD tools for mechanical design (e.g., SolidWorks, Onshape), including GD&T.

  • Excellent problem-solving, analytical, and communication skills, with the ability to collaborate across multidisciplinary teams.

  • Authorized to work in the United States.

Preferred qualifications

  • Familiarity with electromagnetism and electric motor fundamentals.

  • Experience with rotor dynamics, thermal analysis, or NVH (noise, vibration, and harshness).

  • Knowledge of manufacturing processes for motor and actuator components and assemblies.

  • Hands-on experience with prototype testing, validation, and design iteration in a production environment.

Standard company text repeated across Westmag's postings is omitted here.

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