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Mechanical Design Engineer III, High-Speed Rotating Systems

Greater Seattle Area, US💼 Full-time💰 $121,023–$121,023🗓 2026-08-05 → 2026-09-26

Core

Design, build, and test high-speed rotor assemblies for reusable rocket engines, focusing on achieving unprecedented rotational performance at scale.

Role type

Senior IC mechanical design engineer (high-speed rotating systems)

Builds

High-speed rotor assemblies for next-generation reusable launch vehicles

Domain

Aerospace propulsion / High-speed rotating machinery

Deliverable

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

Required skills

Rotor structural mechanics, 3D CAD (CREO/NX/CATIA/SolidWorks), GD&T per ASME Y14.5, hardware test plan execution, design for manufacturing, thermal management design

Preferred skills

Integrated cooling features in rotating assemblies, high/low-cycle fatigue and fracture mechanics, composite or advanced alloy materials, rotordynamics (critical speed analysis, unbalance response), rapid hardware development cycles

Technologies

CREO, NX, CATIA, SolidWorks

Responsibilities

Own detailed mechanical design of high-speed rotor assemblies including structural members, retention features, and thermal management; Develop and iterate thermal management solutions; Translate thermal and structural loads into design requirements and geometry constraints; Author drawings, GD&T, assembly procedures, and acceptance criteria; Define and execute component- and system-level test plans; Drive rapid design-build-test cycles to identify failure modes early; Coordinate with manufacturing and supply chain to produce hardware on aggressive schedules

Seniority

Senior, hands-on IC

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