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Experiencedenergy

Principal Mechanical Engineer, Fuel Handling Equipment

Kairos Power · Oakridge, Tennessee

Posted Oct 30, 2026

Est. total comp~$154K–$243K

Apply on Kairos Power's site ↗

From the posting

Company Overview

Kairos Power is a new nuclear energy technology and engineering company whose mission is to enable the world’s transition to clean energy, with the ultimate goal to dramatically improve people’s quality of life while protecting the environment. This goal will be accomplished through the commercialization of the fluoride-salt-cooled, high-temperature reactor (FHR) that can be deployed with robust safety, affordable costs, and flexible operation to accommodate the expansion of variable renewables.

Job Summary

Kairos Power is seeking a highly motivated Principal Fuel Handling Equipment Testing Engineer with technical expertise relevant to design, development, testing and manufacturing of automated systems for fuel handling and storage equipment.

The engineer will apply specialized mechanical and electromechanical expertise to advance prototype and equipment testing, develop remote handling capabilities, and resolve complex issues during assembly, startup, and commissioning. Working closely with engineering, operations, maintenance, assembly teams, and suppliers, the engineer will guide assigned technical activities at the assigned site and serve as a technical resource for fuel handling equipment development and testing.

The successful candidate will be a critical member of the KP-FHR fuel handling and storage system.

Responsibilities …

Excerpt from Kairos Power's public job board. Read the full posting.

Job inventory

Required 8 items

Education: Bachelor's degree in mechanical engineering (or 4+ years of related experience)

Experience: 8+ years of experience in mechanical or electromechanical equipment development, testing, deployment, or commissioning

Skills and tools: SolidWorks, Mechatronics, Motor control, Sensors, Troubleshooting

Clearance and work authorization: US person (ITAR)

Preferred none listed in the text we have

Also in the posting: on-site; 10% travel; schedule flexibility; extended hours; PPE

Get ready for this role

Crew department: Drilling

Skills this kind of role usually asks for:

Mechanical design and failure analysis
Rock and soil mechanics basics
Motors, gearboxes and torque control
Test planning and data review
Shop practice and tooling

Train for it: the Drilling Track: Rigs, Well Control and Geothermal. 4 short modules, a quiz after each one and a final test. Pass it and you get the Mars Mining Certificate in Drilling Fundamentals, with its own public page you can link from your resume.

Join the crew and train for this role About Drilling

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I can do Mechanical design and failure analysis on the job, or have used it in a class or project I can do Rock and soil mechanics basics on the job, or have used it in a class or project I can do Motors, gearboxes and torque control on the job, or have used it in a class or project I can do Test planning and data review on the job, or have used it in a class or project I can do Shop practice and tooling on the job, or have used it in a class or project I have a project or work sample I could show an interviewer My resume is tailored to this kind of role I've practiced answering interview questions for this kind of job

Free. The department comes from the job title and can be off. A Mars Mining certificate shows you studied and passed our test; it isn't a license or academic credit.

About this listing. Pulled automatically from Kairos Power's public job board and refreshed daily; closed roles are removed. Mars Mining Co. is not the employer, does not take applications and does not screen candidates. Field and level labels come from the job title and can be wrong.

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