Referso Jobs

Principal Propulsion Engineer (R6453)

f7d8749a-72d6-407c-bf98-292ea630c73a · Posted Oct 24, 2026

Seattle, Washington, United States
Full-time · Principal
7+ years

Apply with RefersoAI Apply on careers page

Seeking a highly skilled Propulsion Design Engineer to serve as a senior technical contributor focusing on the design, release, and improvement of mechanical components and assemblies for internal combustion and jet propulsion systems on UAV platforms.

Compensation

Pay within range listed + Bonus + Benefits + Equity

Responsibilities

Own the design of propulsion components and subsystems from concept through production release
Develop and maintain high-quality CAD models, detailed drawings, and assemblies using Siemens NX with fully applied GD&T
Write and enforce propulsion design standards and contribute to company-wide design best practices
Collaborate closely with the machine shop, production team, and technicians to support builds, resolve non-conformances, and drive iterative improvements
Develop initial work instructions, assembly guidance, and design documentation for repeatability and scalability

Requirements

Bachelor’s degree in Mechanical Engineering
Bachelor’s degree in Aerospace Engineering
or related engineering discipline
Nice to have: GFSSP
Nice to have: REFPROP

Skills

CAD modeling GD&T Siemens NX

Associate Lead Engineer - Mechanical

Associate Lead Engineer - Mechanical

Responsibilities

Requirements

Skills

Principal Propulsion Engineer (R6453)

Compensation

Responsibilities

Requirements

Skills

Benefits

Stack-up analysis jobs

Responsibilities

Requirements

Skills

Compensation

Responsibilities

Requirements

Skills

Benefits