Avalanche Energy
Mechanical Engineer
$111K–$155K
Seattle, Washington +1 · On-site · Full-time · Posted Oct 26, 2026
- Location
- Seattle, Washington
Tukwila - Experience
- 5-8 years of post-degree experience in hands-on mechanical engineering roles; preferably in a laboratory or experimental hardware environment.
- Education
- B.S. degree or higher in mechanical engineering, aerospace engineering, or a closely related field.
About the job
Designs, builds, tests, and maintains mechanical and vacuum systems for compact fusion experiments and supporting laboratory infrastructure.
What you'll do
- Design, fabricate, assemble, and iterate mechanical and vacuum hardware for experiments and diagnostics.
- Troubleshoot and maintain systems, including issues involving leaks, thermal performance, structural loading, alignment, and fit-up.
- Support experiment operation and improve lab mechanical practices, documentation, and build processes.
What they ask for
- B.S. degree or higher in mechanical engineering, aerospace engineering, or a closely related field.
- Strong command of structural analysis, thermal systems, fluid mechanics, and materials selection.
- Proficiency in 3D CAD tools for design, assembly modeling, and drawing generation.
- Experience designing, assembling, and operating vacuum systems, including pumping systems, gauging, and leak checking.
Nice to have
- Experience with laboratory, research, or scientific-instrument hardware.
- Experience with ceramic materials, high-vacuum or ultra-high-vacuum systems, fusion-related hardware, precision fabrication, or cryogenic/high-pressure systems.
Pay
$111K – $155K (base salary; currency not stated)
Tools
SolidWorks, CATIA, ANSYS, Abaqus, MACOR, Alumina
Model-written summary · the original posting is authoritative