Senior Mechanical Design Engineer

Join us in our mission to commercialize fusion energy


About Type One Energy

Type One Energy Group is mission-driven to provide sustainable, affordable fusion power to the world. Established in 2019 and venture-backed in 2023, the company is led by a team of globally recognized fusion scientists with a strong track record of building state-of-the-art stellarator fusion machines, together with veteran business leaders experienced in scaling companies and commercializing energy technologies.

If you are searching for the best new ideas and share our vision, join us as a Senior Mechanical Design Engineer. This is what you need to know:

Location: Knoxville TN or Boston (Woburn, MA)

Salary: Highly Competitive Plus Benefits

Contract: Permanent, full time

Reporting to: Engineering Resource Manager

Your role in the mission:

Type One Energy are seeking an experienced Senior Mechanical Design Engineer with first of a kind design and integration skills.

The primary function of this position is to provide conceptual, preliminary and final design of systems and components for our stellarator fusion power plants. The Senior Mechanical Design Engineer will act as a mentor to junior engineers on a variety of projects and systems including vacuum vessels, divertors and plasma facing components. Other responsibilities include:

• Translating design requirements into functional stellarator components and systems.
• Develop system and component designs and associated technical specifications for our stellarator systems.
• Analyze and align the interface requirements between and among stellarator systems.
• Develop and validate Finite Element (FEA) and Computational Fluid Dynamics (CFD) models using ANSYS, COMSOL, and other tools.
• Develop procurement packages.
• Resole any technical questions which may occur during the fabrication efforts.

What you'll need:

• Bachelor's degree in a relevant engineering discipline, Master's degree is preferred.
• 10+ years of relevant experience in similar engineering environments.
• Demonstrated leadership, project management, communication, and problem-solving skills, with a proven ability to manage complex technical challenges.
• Expert in mechanical design principles, failure modes, and lifecycle reliability.
• Proficiency in cost, schedule, and resource planning.
• Skilled in balancing trade-offs across performance, manufacturability, and regulation.
• Experience with design of first of a kind components.
• Familiarity with Computer Aided Design and Analysis software
• Experience with design of fusion energy systems and equipment is desirable
• Experience with Siemens NX CAD software is highly desirable.
• Experience operating within a PDM environment in CAD

We offer :

In addition to a basic salary and yearly bonus, you will also get...

• A hybrid work policy
• Stock options
• Relocation allowance
• Insurance plans
• Retirement options
• And many more great voluntary benefits

Type One Energy applies proven advanced manufacturing methods, modern computational physics and high-field superconducting magnets to develop its optimized stellarator fusion energy system. Our FusionDirect development program pursues the lowest-risk, shortest-schedule path to a fusion power plant over the coming decade, using a partner-intensive and capital-efficient strategy.

Type One Energy is committed to community engagement in the development and deployment of its clean energy technology. For more information, visit or follow us on LinkedIn.

Export Control Compliance Notice

This position may require access to technology, technical data, software, or other information that is subject to U.S. export control laws and regulations. Any offer of employment will be contingent upon the Company's ability to comply with applicable U.S. Export Control Laws, including obtaining any required government authorizations.

Type One Energy is a Global, U.S.-based company that develops and utilizes technologies subject to U.S. export control and trade compliance regulations. Certain positions may require access to controlled technologies, technical data, software, or other information regulated by U.S. Export Control Laws.

For positions involving access to export-controlled technology or information, the Company may be required to determine whether any government authorization or license is needed before such access can be provided. Any offer of employment for such positions may be contingent upon the Company's ability to comply with applicable U.S. Export Control Laws and obtain any required government authorizations.

U.S. Employment Eligibility Verification

For positions based in the United States, Type One Energy participates in E-Verify and verifies the identity and employment authorization of newly hired employees in accordance with applicable federal law. Employees hired to work in the United States will be required to complete the Form I-9 employment eligibility verification process upon hire.

Equal Employment Opportunity

Type One Energy is an equal opportunity employer. Employment decisions are made based on qualifications, merit, business needs, and compliance with applicable laws and regulations.

Candidate Privacy

Type One Energy collects personal information from applicants for recruitment, hiring, and related business purposes. We process applicant information in accordance with applicable privacy and data protection laws and take reasonable measures to protect the confidentiality and security of personal information. By applying for a position, you acknowledge that your personal information may be collected, used, stored, transferred, and disclosed as necessary to evaluate your candidacy, conduct pre-employment screenings where permitted by law, and comply with legal and regulatory requirements.