Senior Mechanical Design Engineer — Electric Motors

DoorDash, Inc

Hybrid

Quick summary

Work type: Hybrid
Location: San Francisco, CA
Salary: $109,500–$161,000 / yr
Posted: 1 day ago
Nearby: 99+ roles within 25 mi

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $174k

This role $135k

$97k most similar roles pay here $226k

This role pays less than 75% of similar roles. Most pay $135,187–$213,375 — the shaded band above. At the midpoint, this role pays about $135k versus about $174k 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 238 open roles on FindRole.

Listed pay typically runs $131,600–$193,500 across 156 roles with salary data.

Most-posted roles

View all roles at DoorDash, Inc

At a glance

TL;DR · Senior Mechanical Design Engineer — Electric Motors

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As a Senior Mechanical Design Engineer at DoorDash, you will join a small, high-impact team in San Francisco’s Mission District building an autonomous delivery system from the ground up. Your primary responsibility is to design and develop high-performance electric motors for unmanned aerial vehicles and other critical equipment, working closely with electro-mechanical experts, manufacturing partners, and cross-functional engineering teams. You will handle rotor and stator design, bearing selection, electrical wiring integration, and perform FEA analysis to optimize motor performance and reliability. With access to a full machine shop and advanced prototyping tools, you’ll build prototypes and test hardware from concept through production, ensuring the motors are robust for outdoor commercial use. Ideal candidates have at least 3 years of mechanical engineering experience with strong CAD skills, hands-on prototyping abilities, and knowledge of electromechanical integration practices.

Skills

CAD FEA CNC 3D printing assembly and test fixture design electromechanical integration wiring practices manufacturability assembly methods dynamic mechanical systems electric motor manufacturing processes harsh environment design structural simulation thermal simulation metal fabrication prototyping

What you'll do

Design mass and volume optimized rotor and stator structures for electric motors.
Select and design bearing systems for motor durability and performance.
Integrate electrical wiring, connectors, and sensors into motor designs.
Perform structural and thermal finite element analysis to optimize motor reliability.
Build prototypes and test hardware using CNC tools and 3D printers.
Design motors for outdoor commercial operation with environmental protection.

What we're looking for

3+ years of experience in mechanical engineering.
Expertise in designing and developing high-performance electric motors.
Strong skills in 3D modeling (CAD) for complex parts and assemblies.
Proficiency in hands-on prototyping, metal fabrication, and 3D printing.
Experience with electromechanical integration and wiring practices.
Understanding of manufacturability and assembly methods for outdoor use.

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