Energy Jobs at Thea Energy with Visa Sponsorship
Thea Energy is building fusion energy technology that sits at the intersection of advanced physics, electrical engineering, and hardware systems. Energy roles here range from plasma research to power systems engineering, and the company has a track record of working through visa sponsorship for qualified candidates in this space.
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Get Access To All JobsAbout Thea Energy: Thea Energy is leveraging recent breakthroughs in stellarator physics and engineering to create a faster and simpler approach to commercializing fusion energy. The company is reinventing the stellarator using computer-controlled arrays of planar coils thereby replacing the intricate, complex modular magnets required in all other stellarator architectures. Thea Energy is on a mission to create a limitless source of zero emission energy for a sustainable future.
Position Overview: We are seeking a highly motivated plasma physicist to join our team, focusing on the analysis, simulation, and optimization of the divertor region of a stellarator magnetic field. The ideal candidate will possess a strong background in plasma physics, with a particular emphasis on plasma fluid models, neutral particle models, and/or atomic processes within plasmas. Experience with the boundary of fusion devices is a plus. You will work on a dynamic team, contributing to cutting-edge research and development in Thea Energy’s stellarator systems.
Key Responsibilities:
- Develop and implement algorithms for the simulation of fluid plasmas within complex magnetic edge topologies
- Conduct simulations and analyses of collisional edge plasma in stellarators, coupled with neutral-particle and atomic physics models
- Collaborate with cross-disciplinary teams to design stellarator divertor systems
- Perform data analysis, model validation, and provide insights into the physical mechanisms governing plasma behavior
- Prepare technical reports, presentations, and publications based on design, optimization, and simulation results
- Stay up to date with the latest advancements in computational plasma physics, fusion energy, and optimization techniques
Required Experience & Skillsets:
Qualifications
- PhD in Plasma Physics, Computational Physics, Applied Physics, or a related field, or bachelor’s degree in a relevant field with 5+ years of experience or master’s degree in relevant field with 2+ years of experience
- Strong knowledge of computational plasma physics and numerical simulations
- Experience with the boundary of fusion devices, especially stellarators or tokamaks, is a plus
- Proficiency in programming languages commonly used in scientific computing (e.g. Python, Fortran, C++, and MATLAB)
- Familiarity with simulation tools used in plasma physics research
Preferred Skills:
- Experience with edge plasma models such as FLARE, DESC, SOLPS, UEDGE, and EMC3-EIRENE
- Experience working on an integrated plasma physics experimental device, ideally a stellarator or tokamak
- Understanding of plasma fluid models and neutral particle models
- Familiarity with Plasma-Material Interactions
- Experience in high-performance computing (HPC) environments.
Personal Attributes:
- Excellent analytical, problem-solving, and communication skills
- Ability to work independently and manage projects
- Strong attention to detail and a passion for advancing the field of fusion energy research
- Willingness to collaborate with a diverse team of scientists and engineers within the company and externally
Company Benefits:
- Salary range $120,000 - $170,000
- Comprehensive health benefits (e.g. medical/dental/vision)
- Employee equity stock options
- 20 days PTO
It’s not necessary to meet all of the skillsets outlined above. Please feel free to send us a note and tell us why you would still be a great fit for this role or Thea Energy.
Diversity and Inclusion: Thea Energy is an equal opportunity employer committed to creating a company of diverse backgrounds. By creating a diverse environment, we will bring new ideas and approaches to solving some of the world’s hardest (and most important) problems. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, sexual orientation, gender identity or expression, national origin, family or marital status, age, disability, veteran’s status, or other characteristic protected by applicable laws and regulations. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
About Thea Energy: Thea Energy is leveraging recent breakthroughs in stellarator physics and engineering to create a faster and simpler approach to commercializing fusion energy. The company is reinventing the stellarator using computer-controlled arrays of planar coils thereby replacing the intricate, complex modular magnets required in all other stellarator architectures. Thea Energy is on a mission to create a limitless source of zero emission energy for a sustainable future.
Position Overview: We are seeking a highly motivated plasma physicist to join our team, focusing on the analysis, simulation, and optimization of the divertor region of a stellarator magnetic field. The ideal candidate will possess a strong background in plasma physics, with a particular emphasis on plasma fluid models, neutral particle models, and/or atomic processes within plasmas. Experience with the boundary of fusion devices is a plus. You will work on a dynamic team, contributing to cutting-edge research and development in Thea Energy’s stellarator systems.
Key Responsibilities:
- Develop and implement algorithms for the simulation of fluid plasmas within complex magnetic edge topologies
- Conduct simulations and analyses of collisional edge plasma in stellarators, coupled with neutral-particle and atomic physics models
- Collaborate with cross-disciplinary teams to design stellarator divertor systems
- Perform data analysis, model validation, and provide insights into the physical mechanisms governing plasma behavior
- Prepare technical reports, presentations, and publications based on design, optimization, and simulation results
- Stay up to date with the latest advancements in computational plasma physics, fusion energy, and optimization techniques
Required Experience & Skillsets:
Qualifications
- PhD in Plasma Physics, Computational Physics, Applied Physics, or a related field, or bachelor’s degree in a relevant field with 5+ years of experience or master’s degree in relevant field with 2+ years of experience
- Strong knowledge of computational plasma physics and numerical simulations
- Experience with the boundary of fusion devices, especially stellarators or tokamaks, is a plus
- Proficiency in programming languages commonly used in scientific computing (e.g. Python, Fortran, C++, and MATLAB)
- Familiarity with simulation tools used in plasma physics research
Preferred Skills:
- Experience with edge plasma models such as FLARE, DESC, SOLPS, UEDGE, and EMC3-EIRENE
- Experience working on an integrated plasma physics experimental device, ideally a stellarator or tokamak
- Understanding of plasma fluid models and neutral particle models
- Familiarity with Plasma-Material Interactions
- Experience in high-performance computing (HPC) environments.
Personal Attributes:
- Excellent analytical, problem-solving, and communication skills
- Ability to work independently and manage projects
- Strong attention to detail and a passion for advancing the field of fusion energy research
- Willingness to collaborate with a diverse team of scientists and engineers within the company and externally
Company Benefits:
- Salary range $120,000 - $170,000
- Comprehensive health benefits (e.g. medical/dental/vision)
- Employee equity stock options
- 20 days PTO
It’s not necessary to meet all of the skillsets outlined above. Please feel free to send us a note and tell us why you would still be a great fit for this role or Thea Energy.
Diversity and Inclusion: Thea Energy is an equal opportunity employer committed to creating a company of diverse backgrounds. By creating a diverse environment, we will bring new ideas and approaches to solving some of the world’s hardest (and most important) problems. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, sexual orientation, gender identity or expression, national origin, family or marital status, age, disability, veteran’s status, or other characteristic protected by applicable laws and regulations. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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Get Access To All JobsTips for Finding Energy Jobs at Thea Energy Jobs
Align your credentials to fusion-specific requirements
Thea Energy's Energy roles draw heavily on plasma physics, high-voltage systems, and electromagnetics. Before applying, confirm your degree and experience map directly to these specializations, since specialty occupation status depends on that field-specific alignment.
Target roles with hardware engineering overlap
Thea Energy sits in Electronics and Hardware, so Energy openings often blend power electronics with experimental systems work. Roles combining both increase your odds of a strong specialty occupation argument, which matters when your employer files the H-1B petition with USCIS.
Use Migrate Mate to filter open Energy positions
Thea Energy posts roles across research and engineering functions, and availability shifts as programs scale. Use Migrate Mate to browse current Energy openings filtered by visa sponsorship eligibility so you're applying to positions actively open to international candidates.
Get your OPT or CPT timeline right before interviewing
If you're on F-1 status, confirm your OPT start date and the 60-day grace period before reaching out. Thea Energy's hiring timeline for technical roles can run several months, and STEM OPT extension eligibility is tied to when your employer registers with E-Verify.
Ask directly about LCA filing during the offer stage
Before signing an offer, confirm your employer will file the Labor Condition Application with DOL and that the offered wage meets the prevailing wage for your specific Energy role and work location. This step precedes the H-1B petition and can't be skipped.
Prepare documentation showing specialized technical depth
For fusion and advanced energy roles, USCIS scrutinizes whether the position genuinely requires a specialized degree. Gather transcripts, publications, project portfolios, or patents that demonstrate field-specific expertise well before the petition is prepared.
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Find Energy at Thea Energy JobsFrequently Asked Questions
Does Thea Energy sponsor H-1B visas for Energys?
Yes, Thea Energy sponsors H-1B visas for Energy roles. Given the technical depth of fusion and power systems engineering work, these positions generally meet the specialty occupation standard that USCIS requires. If you're currently on OPT or another status, confirm sponsorship availability directly with the hiring team during the offer stage before your current authorization expires.
Which visa types are commonly used for Energy roles at Thea Energy?
H-1B is the primary long-term work visa for Energy positions at Thea Energy. F-1 OPT and F-1 CPT are commonly used by recent graduates in physics, electrical engineering, and related fields who are earlier in the hiring process. TN visas are an option for Canadian and Mexican nationals in qualifying engineering classifications. J-1 research exchange status may apply for certain research-focused roles.
How do I apply for Energy jobs at Thea Energy?
Browse current Energy openings through Thea Energy's careers page or use Migrate Mate to filter specifically for visa-sponsored Energy roles at the company. Tailor your application to highlight technical experience in areas like plasma systems, power electronics, or high-voltage hardware. Reach out to the recruiting team early to confirm sponsorship is active for the specific role you're targeting.
What qualifications are expected for Energy roles at Thea Energy?
Most Energy positions require a bachelor's degree or higher in electrical engineering, physics, nuclear engineering, or a closely related field. Roles focused on fusion systems often expect graduate-level credentials or demonstrated research experience. Hands-on work with high-voltage hardware, electromagnetic systems, or experimental energy platforms strengthens your candidacy significantly given the specialized nature of Thea Energy's technology.
How do I plan my visa timeline when pursuing an Energy role at Thea Energy?
If you're targeting H-1B sponsorship, note that the regular filing window opens in April for an October 1 start date, and the lottery registration period typically runs in March. For F-1 OPT holders, build in enough runway before your authorization expires to account for the full hiring and petition process. STEM OPT extension gives you up to 24 additional months if your employer is E-Verify registered, which provides meaningful buffer while an H-1B is pending.
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