Shield AI
Principal Engineer, Fluid & Thermal Systems (R4793)
Seattle, Washington · Principal · Full-time · Posted Aug 28, 2026
- Experience
- Minimum 10+ 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.
What you'll do
- Own system design and analysis, develop thermal solutions, and use simulations to refine performance.
- Plan and conduct testing and validation, including data acquisition and verification against requirements.
- Integrate designs with cross-functional teams, guide junior engineers, and manage suppliers.
What they ask for
- At least 10 years of experience in fluid or thermal system design.
- B.S. or advanced degree in Mechanical, Aerospace, or a related Engineering discipline.
- Experience with commercial system-modeling tools, custom engineering models, fluid and thermal testing, and 3D CAD.
- Demonstrated project ownership with minimal oversight, plus supplier management and component sourcing experience.
Nice to have
- Extensive aircraft fluid and thermal system design, analysis, manufacturing, and testing experience.
- Familiarity with aircraft performance effects, aerospace or defense environmental standards, or startup/R&D environments.
Tools
MATLAB Simscape, Amesim, Excel, MATLAB, Python, Siemens NX
Model-written summary · the original posting is authoritative