Mechanical Engineer III

Thea Energy • Kearny, NJ

1d

About The Position

Thea Energy is seeking experienced, highly motivated mechanical engineers to own the mechanical design and development of primary and secondary components and subsystems for its stellarator fusion systems. The role covers structural and thermomechanical design, manufacturability, analysis, development, and commissioning. The position is part of a growing team working to commercialize fusion energy through computer-controlled arrays of planar coils.

Thea Energy describes its team as driven, creative, and collaborative. The company is an equal opportunity employer committed to a diverse workplace. AI tools may support parts of the hiring process, but final hiring decisions are made by people.

Requirements

• Bachelor’s degree or higher in mechanical engineering, aerospace engineering, physics, or a related field.
• Experience designing, building, and commissioning custom systems.
• Experience in mechanical engineering using CAD software such as SolidWorks, CATIA, or NX.
• Experience specifying machining, welding, and/or fabrication requirements.
• Ability to decompose and solve complex problems.
• Ability to take initiative and guide the design and analysis of complex components and systems with the aid of peers and team members.
• Ability to execute and flourish in a fast-paced, rapidly changing environment.
• Familiarity with GD&T (ASME Y14.5) and drawing standards.
• Comfort working to aggressive deadlines.
• Exceptional work ethic.
• Strong team membership, clear communication, and collaboration skills.

Responsibilities

• Contribute to the design and development of primary and secondary mechanical fusion components and subsystems.
• Produce mechanical engineering designs, drawings, specifications, and parameters from first principles, with appropriate tolerances for vendor quoting and manufacturing.
• Design tooling for assembly.
• Perform thermal, structural, and electromagnetic analysis and simulation using Ansys and COMSOL.
• Incorporate design-for-manufacturing principles and support first builds.
• Support the implementation of tooling and manufacturing.
• Design and execute qualification testing.
• Communicate and collaborate with internal and external stakeholders.

Benefits

• Comprehensive medical, dental, and vision benefits.
• Employee equity stock options.
• 20 days of paid time off.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level