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Principal Engineer, Fluid & Thermal Systems (R4793)

Seattle, Washington💼 Full-time🗓 2026-04-15 → 2026-09-25

Core

Lead design, development, and optimization of fluid and thermal systems for advanced autonomous UAVs and ground systems.

Role type

Staff Fluid & Thermal Systems Engineer

Builds

Fluid and thermal system designs for aircraft and ground platforms

Domain

Defense technology / Aerospace engineering

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

Heat transfer, fluid dynamics, thermodynamics, system-level thermal management, 3D CAD modeling, simulation modeling, supplier management, COTS component sourcing, data acquisition, Python, MATLAB, Excel

Preferred skills

Aircraft performance analysis, aerospace certification processes, startup/R&D environment adaptability

Technologies

Siemens NX, MATLAB Simscape, Amesim, Python, MATLAB, Excel

Responsibilities

Own design and analysis of fluid and thermal systems; Develop and implement innovative thermal solutions; Conduct advanced simulations to predict system performance; Execute testing and validation efforts including data acquisition; Collaborate with cross-disciplinary teams to integrate designs; Mentor junior engineers; Identify suppliers and manage procurement relationships

Seniority

Staff, technical leadership & mentorship

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