Thea Energy
Mechanical Engineer III
$85K–$150K
Kearny, NJ · On-site · Full-time · Posted Oct 13, 2026
- Education
- Minimum of a bachelor’s degree in mechanical engineering, aerospace engineering, physics, or related fields.
About the job
Owns the mechanical design, analysis, development, manufacturing support, testing, and commissioning of components and subsystems for stellarator fusion systems.
What you'll do
- Design mechanical fusion components, subsystems, and assembly tooling; produce drawings and specifications for manufacturing.
- Perform thermal, structural, and electromagnetic analysis and simulation; incorporate design-for-manufacturing principles and support first builds.
- Support tooling and manufacturing implementation, execute qualification testing, and collaborate with stakeholders.
What they ask for
- Bachelor’s degree in mechanical engineering, aerospace engineering, physics, or a related field.
- Experience designing, building, and commissioning custom systems.
- Mechanical engineering experience using CAD software.
- Experience specifying machining, welding, and/or fabrication requirements.
Nice to have
- Familiarity with GD&T (ASME Y14.5) and drawing standards.
Pay
$85,000-$150,000 USD base salary
Tools
Ansys, COMSOL, Solidworks, CATIA, NX, GD&T (ASME Y14.5)
Model-written summary · the original posting is authoritative