Mechanical Engineer Jobs

Realta Fusion Inc.

Location:
United States, Madison

Category:
Research and Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Bring your creativity and engineering expertise to Realta Fusion, where bold ideas become reality. As a Mechanical Engineer, you’ll be part of a fast-moving team developing breakthrough fusion technology. The Mechanical Engineer will work with Realta’s engineering and scientific teams to provide critical engineering and design input on Realta’s technology development roadmap. The Mechanical Engineer will be a critical contributor to Anvil – Realta’s reactor scale simple magnetic mirror and primary technology development platform – and Realta’s first-of-a-kind fusion pilot plant, Hammir.

Job Responsibility:

Contribute to the design and development of primary and secondary mechanical fusion components and subsystems
Work with core system-level development teams to define prototyping requirements
Produce mechanical engineering designs, drawings, specifications, and parameters from the physics basis with appropriate tolerances for vendor quoting and manufacturing
Perform thermal, structural, and electromagnetic analysis and simulation using Ansys and COMSOL to develop, assess, and optimize designs
Incorporate design for manufacturing principles and support first builds
Support the design and implementation of tooling and manufacturing
Supply hands-on support in fabrication and assembly of prototype and laboratory systems, up to and including operating machine shop equipment
Design and execute qualification testing
Synthesize and present technical work internally and externally, communicate daily with project teams and leadership to support programmatic needs
Contribute to the establishment of company safety standards and lead implementation of these standards within R&D and Engineering team
Foster a positive and inclusive work environment that aligns with the company's mission, values, and sustainability goals, promoting innovation, collaboration, and employee engagement

Requirements:

BS in Mechanical Engineering or a related field, plus 3-5 years’ work experience
Experience with current CAD software tools (Solidworks, NX, Creo, etc.) and engineering analysis software (COMSOL, Ansys etc.)
Exceptional interpersonal and communication skills (written, verbal, public presentation) to collaborate effectively with colleagues, external partners, and stakeholders

What we offer:

Competitive compensation package, including equity stock options
Comprehensive benefits including health, dental, and vision insurance, plus a retirement savings plan
Flexible paid time off (PTO) to support work-life balance

Additional Information:

Job Posted:
December 11, 2025

Employment Type:

Fulltime

Work Type:

On-site work

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Mechanical Engineer