Shield AI
Principal Engineer, Fluid & Thermal Systems (R5620)
Seattle, Washington · Principal · Full-time · Posted Oct 1, 2026
- Experience
- Minimum 15+ years in Fluid or Thermal System design.
- Education
- B.S. or advanced degree in Mechanical, Aerospace, or related Engineering discipline.
About the job
Leads the design, analysis, testing, and integration of fluid and thermal systems for autonomous aircraft and ground platforms, from concept through production.
What you'll do
- Own system design and analysis, develop thermal solutions, and use simulations to refine designs.
- Lead testing and validation, including data acquisition, analysis, and verification against requirements.
- Coordinate system integration and suppliers, and mentor junior engineers.
What they ask for
- B.S. or advanced degree in Mechanical, Aerospace, or a related Engineering discipline.
- Deep understanding of heat transfer, fluid dynamics, thermodynamics, and system-level thermal management.
- Experience with system models, custom engineering models, fluid and thermal testing, and 3D CAD tools.
- Demonstrated ability to own and deliver projects with minimal oversight; supplier management and sourcing experience.
Nice to have
- Aircraft fluid and thermal system design, analysis, manufacture, and test experience, including effects on aircraft performance.
- Familiarity with startup or R&D environments and aerospace or defense environmental standards and certification.
Tools
MATLAB Simscape, Amesim, Excel, MATLAB, Python, Siemens NX
Model-written summary · the original posting is authoritative