15 principal mechanical engineer jobs at 9 companies in Seattle, WA
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Principal Mechanical Engineer
Seattle, Washington, United States
$139k-$292k/yr OnsiteFull Time
10+ YOESenior mechanical engineer with leadership in design, reliability, manufacturing, and thermal management; expertise in CAD, FEA, and cross-functional collaboration.
CAD (ProE, SolidWorks), FEA, CFD, FloTHERM, Icepak, Java, Python
2mo
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Principal Mechanical Engineer
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$170k-$240k/yr OnsiteFull Time
10+ YOEBachelor's in Mechanical Engineering, 10+ years mechanical design/integration for electronic hardware in aerospace/defense, strong CAD (SolidWorks), GD&T, FEA/thermal analysis experience, and ability to obtain U.S. security clearance.
SolidWorks, NASTRAN, ABAQUS, ANSYS, COMSOL, CFD
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Principal Mechanical Engineer, Hardware
Seattle, Washington, United States
$148k-$245k/yr OnsiteFull Time
10+ YOE10+ years mechanical engineering experience; BS in Mechanical Engineering; expertise in precision mechanisms, kinematics, DFM/DFA/DFT, GD&T, statistical tolerance analysis, 3D CAD, materials, and manufacturing techniques.
3D CAD, Finite Element Analysis (FEA), GD&T, DFM, DFA, DFT
1d
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Principal Mechanical Engineer
Hawthorne or El Segundo or Washington or San Francisco or San Diego or Seattle or London
$160k-$260k/yr OnsiteFull Time
10+ YOEBachelor's degree and 10+ years in aerospace or defense mechanical design and system integration; missile launcher experience, CAD proficiency, ruggedized hardware expertise, and ability to obtain a U.S. security clearance required.
SolidWorks, NASTRAN, ABAQUS, ANSYS, CFD, COMSOL, CNC
2mo
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Principal Safety Methods Engineer
Bellevue, Washington, United States
$168k-$252k/yr OnsiteFull Time
8+ YOE8+ years in system-level thermal-hydraulic analysis; degree in Mechanical, Nuclear, or Chemical Engineering; experience with code assessment and experimental data; knowledge of SQA/NQA-1 preferred.
RELAP5-3D, TRACE, SAS, system analysis tools
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Associate Principal, Mechanical or Electrical Healthcare Leader
Seattle, Washington, United States
$168k-$224k/yr HybridFull Time
15+ YOEBachelor's in mechanical or architectural engineering, PE required or obtainable within 6 months, ~15 years designing MEP building systems with healthcare project leadership, strong client, communication and project management skills.
2mo
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Principal Thermal Engineer
Seattle or Brevard County or Denver or Washington
$190k-$272k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
15+ YOEBS in Mechanical/Aerospace Engineering, 15+ years thermal/thermodynamic analysis experience, expertise with thermal/fluids modeling tools, reviewing junior engineers; MS/PhD and rocket/cryogenic/TPS experience preferred.
Thermal Desktop, SINDA/FLUINT, ANSYS Classic, MATLAB, Python, Git, CREO
1w
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Senior/Principal Turbomachinery Engineer
Seattle or North America
$175k-$275k/yr OnsiteFull Time
3+ YOEBachelor’s degree in mechanical or aerospace engineering and 3+ years designing, analyzing, and testing high-speed rotating machinery; experience with thermodynamics, CAD, CFD, FEA, and rapid prototyping.
Siemens NX, AxStream, CFTurbo, ANSYS CFX, ANSYS Fluent, OpenFOAM, Numeca, Python, MATLAB, C++, CAD, CFD, FEA
4w
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Principal Engineer, System Design
Bellevue, Washington, United States
$168k-$252k/yr OnsiteFull Time
15+ YOEBS in Mechanical Engineering or related, 15+ years relevant experience, experience with complex multi-discipline system and pressure-vessel design, knowledge of design control and quality standards (ASME NQA-1, ISO 9001, ASME BPVC Section III), strong technical writing and communication.
4w
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Associate Principal, Mechanical or Electrical Healthcare Leader in Seattle, Washington, United States
Seattle, Washington, United States
$168k-$224k/yr HybridFull Time
15+ YOEBachelor's in mechanical/architectural engineering, 15+ years designing mechanical/electrical building systems for healthcare, PE license required or ability to obtain within 6 months; strong communication and leadership.
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Associate Principal, Mechanical or Electrical Healthcare Leader in Seattle, Washington, United States
Seattle, Washington, United States
$168k-$224k/yr HybridFull Time
15+ YOEBachelor's in mechanical or architectural engineering, 15+ years professional experience designing building systems, PE license (or ability to obtain within 6 months), healthcare project leadership, strong communication and organizational skills.
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Principal Core Infrastructure Engineer
Seattle or Nashville
$115k-$235k/yr OnsiteFull Time
6+ YOERequires 6–10+ years of experience developing scalable distributed systems, cloud infrastructure, reliability mechanisms, security controls, telemetry, incident response, and Infrastructure as Code automation.
Infrastructure as Code (IaC)
3w
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Principal, Design Lead
Bellevue, Washington, United States
$250k-$275k/yr OnsiteFull Time
12+ YOEBachelor's in design or engineering,12+ years in design/engineering or design leadership for data centers,team building,knowledge of mechanical/electrical/controls,commercial acumen,travel as required.
BIM
2w
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Principal Turbo Hydrodynamicist
Seattle, Washington, United States
$170k-$245k/yr OnsiteFull Time
12+ YOEBachelor's in aerospace/mechanical engineering, 12+ years turbomachinery hydrodynamic/aerodynamic design for flight hardware, pump sizing and suction performance, CFD and meanline/throughflow analysis, hands-on build/test experience, ability to support hot-fire operations.
CFD, meanline/throughflow
2w
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Senior/Principal Structural Analyst
Seattle, Washington, United States
$145k-$185k/yr HybridFull Time
7+ YOEB.S. in Mechanical/Aerospace Engineering,7+ years structural analysis for aerospace or nuclear systems, proficiency with FEA tools (ANSYS, Abaqus, Nastran, LS-DYNA), dynamic/vibration analysis, NASA standards, CAD and GD&T.
ANSYS Mechanical, Abaqus, Nastran, LS-DYNA, SolidWorks
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