Demo

Senior Thermofluids Engineer- Water Cooling

Type One Energy
Knoxville, TN Contractor
POSTED ON 4/2/2026
AVAILABLE BEFORE 4/30/2026
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 Thermofluids Engineer-Water Cooling. This Is What You Need To Know

Location: Knoxville, TN

Salary: Highly Competitive Plus Benefits

Contract: Permanent, full time

Reporting to: Director of Thermofluids Engineering

Your Role In The Mission

The Senior Thermofluids Engineer will be responsible for designing, the primary cooling system for the Infinity One stellarator. This role requires expertise in thermodynamics, heat transfer, and fluid dynamics of water cooling systems along with practical experience bringing designs to fruition through commissioning and operation.

The ideal candidate is highly collaborative, detail-oriented, and comfortable working in a fast-paced R&D environment. You will also:

  • Perform analytical thermodynamic, fluid dynamics, and heat transfer calculations on the water cooling systems to support design and performance evaluation.
  • Design the water-cooling systems to cool the stellarator by interfacing with the first wall, divertor and vacuum vessel teams.
  • Design and/or specify key components of the system such as piping, pumps, valves, heat exchangers.
  • Develop PFDs / P&IDs and other relevant design documentation for this system.

What You’ll Need

  • Bachelor’s degree in Mechanical Engineering, Chemical Engineering, or related field.
  • Demonstrated experience in analytical thermodynamics, heat transfer, and fluid dynamics calculations.
  • Demonstrated experience with designing and operating water-cooling systems and associated components.
  • Experience performing analytical numerical analysis of thermal/fluid systems using tools such as REFPROP, GASPAK, HePAK, ASPEN HYSYS or other relevant softwares.
  • Experience drafting PFD, P&ID
  • Strong problem-solving skills and ability to work cross-functionally in a collaborative engineering environment.
  • Excellent written and verbal communication skills.

Preferred

  • Master’s or Ph.D. in a relevant engineering discipline.
  • Experience working on fusion machines is a plus.
  • Experience in system-level modeling, controls integration, and data analysis.
  • Experience with HAZAN, HAZOPS, system commissioning and operation
  • Ability to own and execute on multiple projects.
  • Experience in a fast-paced R&D or startup environment.

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 www.typeoneenergy.com or follow us on LinkedIn.

Equal Opportunity Statement

Type One Energy is an equal opportunity employer. We value diversity, searching for the best new ideas and remaining open to unique perspectives. Therefore, all qualified applicants will receive consideration for employment independent of race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age, or any other characteristics protected by applicable federal, state, or local laws. All qualified individuals are encouraged to apply.

Hourly Wage Estimation for Senior Thermofluids Engineer- Water Cooling in Knoxville, TN
$38.00 to $44.00
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