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Renewable energy jobs at Thea Energy

  • Expired
    Kearny, New Jersey, United States
      On-site   Internship   More than 3 months ago
      USD 18–30 per hour
  • Expired
    Kearny, New Jersey, United States
      On-site   Full time   More than 3 months ago
  • Expired
    Kearny, New Jersey, United States
      On-site   Full time   More than 3 months ago
  • Thea Energy

    Company Overview

    Thea Energy, originally known as Princeton Stellarators Inc.

    Princeton, New Jersey, United States

    2022

    Employee count and revenue figures for 2023 or later remain undisclosed publicly, though it operates as a private fusion startup with funding from the U.S. Department of Energy's Milestone-Based Fusion Development Program as one of eight recipients (source: pppl.gov).

    What They Do

    Thea Energy focuses on advancing fusion energy through innovative stellarator designs, utilizing arrays of planar high-temperature superconducting (HTS) coils to achieve stable magnetic confinement. This approach simplifies the traditional complex 3D modular magnets found in conventional stellarators, allowing for more efficient and effective fusion energy production (source: fusionxinvest.com). Their flagship system, named Eos after the Greek goddess of dawn, is designed to produce neutrons for tritium breeding, which is essential for validating their technology and enabling future commercial applications, such as steady-state fusion power plants (source: heatmap.news). The company's technology leverages modern computing power and HTS materials to optimize designs, providing inherent steady-state stability that mitigates disruptions commonly associated with tokamaks (source: thea.energy). Their target markets primarily include commercial fusion energy developers, with an initial focus on neutron sources for industrial applications, although specific customer segments have not been detailed (source: fusionxinvest.com). A key differentiator for Thea Energy is its rapid in-house manufacturing capabilities, which utilize tools like a CNC machine and a specialized device named "Zeus" for winding HTS tape, allowing for quick iterations and reducing reliance on outsourced labor (source: heatmap.news).

    Projects & Track Record

    As of now, Thea Energy has not completed any projects, as it is still in the early stages of development focused on prototyping its Eos system. This system is intended to serve as the first demonstrator for neutron and tritium production, but specific completion dates, capacity specifications, or project locations have not been reported (source: fusionxinvest.com). The company is actively engaged in building and testing planar HTS coil prototypes at its facility in Kearny, New Jersey, which is equipped with an open office space, laboratory, and small-scale manufacturing capabilities for magnet arrays (source: heatmap.news). Thea Energy's origins at the Princeton Plasma Physics Laboratory (PPPL) provide it with strong partnerships and a foundation in stellarator research, with co-founder David Gates being a notable physicist and Edison Patent Award winner for his contributions to the field (source: pppl.gov). Currently, the geographic presence of Thea Energy is limited to New Jersey, and there have been no announcements regarding expansion, although the location benefits from proximity to significant fusion research hubs in the Northeast, including PPPL and Columbia University (source: heatmap.news).

    Recent Developments

    In 2023, prior to its rebranding, Princeton Stellarators Inc. received funding from the U.S. Department of Energy's Milestone-Based Fusion Development Program, which supports advancements in stellarator technology toward commercialization (source: pppl.gov). However, there have been no reported contracts, acquisitions, mergers, or additional funding rounds in the last two years, as the company focuses on proprietary breakthroughs without public milestones or awards beyond Gates' personal Edison Patent (source: thea.energy). Thea Energy's website encourages subscription updates but does not list any recent press releases regarding major announcements, indicating a relatively quiet period in terms of public communications (source: thea.energy).

    Working There

    Information about working at Thea Energy is limited, but it appears to be suitable for job seekers interested in a small, early-stage fusion startup environment. Roles likely encompass engineering positions focused on magnet design, HTS winding, and CNC manufacturing, as well as physics research and operational roles, inferred from the facility's mix of open desks, lab work, and prototype building (source: heatmap.news). Hiring seems to be concentrated at the New Jersey site, with no remote or other location postings documented (source: fusionxinvest.com). The company culture appears to blend the agility of a tech startup with the practicalities of a laboratory environment, emphasizing local unionized labor for scalability and rapid prototyping, rather than relying on elite academic talent, all within a space that prioritizes manufacturing efficiency (source: heatmap.news). However, no documented benefits, salary data, or employee testimonials are available in public sources.


    Last updated on Feb 23, 2026 | Report an issue

  • Expired
    Kearny, New Jersey, United States
      On-site   Full time   More than 3 months ago
  • Expired
    Kearny, New Jersey, United States
      On-site   Full time   More than 3 months ago
  • Expired
    Kearny, New Jersey, United States
      On-site   Full time   More than 3 months ago
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