Shield AI
Staff Engineer, Fluid and Mechanical Systems - Ranger (R6379)
Seattle, Washington · Staff · Full-time · Posted Nov 4, 2026
- Experience
- 6+ years; experience may be in aerospace or a comparable regulated industry.
- Education
- B.S. or M.S. in Mechanical Engineering, Aerospace Engineering, or a related technical discipline.
About the job
Own fluid-system layouts, thermal transport hardware, and mechanical installations for a Group 5 UAV fighter aircraft, taking designs from concept through vehicle integration.
What you'll do
- Develop ram-air circuits, liquid cooling systems, ECS/TMS fluid architecture, and supporting mechanical installations.
- Perform fluid-system sizing and analysis, including pressure drop, flow networks, heat transfer, and 1D modeling.
- Design installation hardware, source components, coordinate suppliers, and assemble test setups.
What they ask for
- 6+ years of fluid systems design, thermal systems analysis, or mechanical systems installation experience in aerospace or a comparable regulated industry.
- B.S. or M.S. in Mechanical Engineering, Aerospace Engineering, or a related technical discipline.
- Deep mastery of thermodynamics, fluid dynamics, heat transfer, mechanical design fundamentals, and tolerance stack-up methodologies.
- Experience with fluid-system sizing and analysis, system layouts and integration, 3D CAD and drawing release, and hands-on mechanical design.
Nice to have
- Aircraft ram-air, liquid cooling, hydraulic, fuel, or thermal transport loop design; ECS or thermal management system design and integration.
- Familiarity with MIL-STD-810, MIL-HDBK-516, airworthiness verification planning, or rapid R&D prototype build and assembly.
Tools
Siemens NX, CATIA, Creo, SolidWorks, MIL-STD-810, MIL-HDBK-516
Model-written summary · the original posting is authoritative