Senior Mechanical Design Engineer, Electric Motors

DoorDash, Inc

Confirmed live 2 days ago High trust
Hybrid

Quick summary

Work type
Hybrid
Location
San Francisco, CA
Salary
$170,000–$250,000 / yr
Posted
31 days ago
Freshness
Confirmed live 2 days ago

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $172k
This role $210k
$134k most similar roles pay here $262k

This role pays more than 82% of similar roles. Most pay $150,000–$193,000 — the shaded band above. At the midpoint, this role pays about $210k versus about $172k for comparable roles.

Based on 240 similar postings.

Employer

About DoorDash, Inc

DoorDash, Inc. is an American company operating online food ordering and food delivery. It trades under the symbol DASH. With a 56% market share, DoorDash is the largest food delivery platform in the United States.

DoorDash, Inc currently has 187 open roles on FindRole.

Listed pay typically runs $144,800–$212,950 across 166 roles with salary data.

Most-posted roles

View all roles at DoorDash, Inc

At a glance

TL;DR · Senior Mechanical Design Engineer, Electric Motors

Senior Mechanical Design Engineer — Electric Motors, DoorDash Air joins a high-impact team developing autonomous systems and electric motors for unmanned aerial vehicle propulsion and ground equipment. This senior role involves end-to-end ownership of motor development from concept through production in a prototype-driven environment. Key responsibilities include designing mass and volume optimized rotor and stator structures, selecting bearings and sensors, performing structural and thermal finite element analysis, and building prototypes using CNC tools and 3D printers. The candidate will collaborate with electro-mechanical experts to integrate wiring and connectors while ensuring designs meet ingress protection for harsh environments. Required skills include a mechanical engineering degree, experience with dynamic systems, advanced 3D modeling, metal fabrication, and knowledge of manufacturing processes. This role addresses the technical challenge of creating high-performance propulsion systems for autonomous delivery hardware.

What you'll do

  • Design mass and volume optimized rotor and stator structures for high-performance electric motors.
  • Perform structural and thermal finite element analysis (FEA) to optimize motor performance and reliability.
  • Manage the full lifecycle of motor development from initial concept through production.
  • Select and integrate components including bearings, electrical wiring, connectors, and sensors.
  • Build prototypes, fixtures, and test hardware using CNC tools and 3D printing.
  • Design hardware for outdoor commercial operation including ingress protection and environmental survival.
  • Collaborate with cross-functional teams to refine requirements for UAV propulsion systems.

What we're looking for

  • Bachelor’s degree in mechanical engineering and 3+ years of experience.
  • Experience with dynamic mechanical systems such as motors, actuators, and mechanisms.
  • Strong 3D modeling (CAD) skills for complex parts and assemblies.
  • Ability to perform basic structural and thermal finite element analysis (FEA).
  • Proficiency in hands-on prototyping, metal fabrication, and 3D printing.
  • Competence with assembly/test fixture design and electromechanical integration.
  • Experience designing hardware for outdoor or harsh environments.
  • Experience with electric motor manufacturing processes and equipment (preferred).

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