Full-Time

Senior Qualification Engineer

Pebble Handling and Storage

Posted on 9/19/2025

Kairos Power

Kairos Power

501-1,000 employees

Designs, licenses, and demonstrates advanced reactors

Compensation Overview

$140.6k - $165.4k/yr

Remote in USA + 2 more

More locations: Alameda, CA, USA | Oak Ridge, TN, USA

Hybrid

Hybrid role; on-site in Alameda, CA; occasional travel up to 20%.

Category
Mechanical Engineering (2)
,
Requirements
  • Bachelor’s degree in Mechanical Engineering, Nuclear Engineering, or a related discipline is required.
Responsibilities
  • Lead the planning, testing, and qualification of critical subsystems within the Kairos Power FHR (KP-FHR) fuel handling and storage equipment.
  • Partner with design engineers to author qualification plans and establish clear testing paths to support system readiness for KP-FHR deployment.
  • Develop, implement, and pilot qualification programs and procedures applicable to Reactor Systems.
  • Design, build, and operate test stands—including high-temperature platforms—to demonstrate system functionality, reliability, and environmental compatibility.
  • Generate 3D design layouts and 2D drawings for electro-mechanical test hardware.
  • Direct or prepare detailed manufacturing drawings for custom test equipment, and coordinate fabrication with internal manufacturing teams and external suppliers.
  • Create and manage detailed verification and acceptance test plans for both standard and custom components.
  • Coordinate with test engineers to assemble, operate, and execute testing programs in alignment with qualification requirements.
  • Ensure qualification activities comply with applicable nuclear regulatory requirements, industry standards, and internal quality assurance processes.
  • Analyze test results and provide data-driven recommendations for design improvements or corrective actions.
  • Mentor and provide technical guidance to junior engineers and team members involved in test planning and execution.
  • Manage risks associated with testing activities, including safety, schedule, and technical performance.
  • Other duties as assigned.
Desired Qualifications
  • Master’s degree preferred.
  • ASME Y14.5 Geometric Dimensioning and Tolerancing familiarity preferred.
  • Knowledge of nuclear or safety-class regulatory frameworks is enhanced by familiarity with ASME, Nuclear Regulatory Commission, IEEE standards.

Kairos Power designs, licenses, and demonstrates advanced nuclear reactors, headed by the KP-FHR which uses fluoride salt coolant and high operating temperatures to generate electricity. The system focuses on low water use and near-zero carbon emissions, pursuing an integrated path from design to regulatory licensing and demonstration to prove safety and economics. The company distinguishes itself by aiming to beat natural gas on cost and by a clear licensing/demo program coupled with environmental and grid-resilience performance. Its goal is to scale safe, affordable nuclear technology through government support, investments, licensing deals, and long-term service agreements to help decarbonize electricity.

Company Size

501-1,000

Company Stage

Grant

Total Funding

$20K

Headquarters

Alameda, California

Founded

2016

Simplify Jobs

Simplify's Take

What believers are saying

  • Google-TVA deal secures 50 MWe offtake for Hermes 2 by 2030.
  • DOE Nuclear Dominance program accelerates TRISO fuel supply by 2033.
  • BWXT partnership scales commercial TRISO production for deployments.

What critics are saying

  • Hermes 1 completion slips to 2029, delaying Hermes 2 operations.
  • TerraPower's 42-month Wyoming reactor steals Google data center contracts.
  • NRG PALLAS tests expose TRISO cracking, forcing NRC redesigns.

What makes Kairos Power unique

  • KP-FHR uses TRISO pebble fuel and Flibe salt coolant from Oak Ridge origins.
  • First NRC-permitted power-producing Gen IV reactor with Hermes 2.
  • Factory-built modules from Albuquerque campus enable modular SMR assembly.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Paid Vacation

401(k) Company Match

401(k) Retirement Plan

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

2%

2 year growth

1%
NucNet
Sep 3rd, 2025
Kairos And BWXT To Collaborate On Commercial Production Of Triso Nuclear Fuel

Kairos is developing Generation IV fluoride salt-cooled high-temperature reactor (KP-FHR) technology.

Chattanooga Times Free Press
Aug 18th, 2025
TVA, Google team up on advanced nuclear reactor project

Kairos Power will sell electricity to the Tennessee Valley Authority through an agreement announced Monday, and TVA will pass clean energy credits to its customer Google, which operates two data centers in the region.

Teknovation.biz
Jun 3rd, 2025
Ornl And Elementl Power Collaborate On A Data-Driven Approach For New Nuclear

Oak Ridge National Laboratory (ORNL) and Elementl Power have teamed up to advance a data-driven siting approach for advanced nuclear projects. The work started through a U.S. Department of Energy... The post ORNL and Elementl Power collaborate on a data-driven approach for new nuclear appeared first on Teknovation.biz.

Teknovation.biz
May 8th, 2025
Kairos Power Completes First Installation Of Nuclear Safety-Related Concrete For The Hermes Low-Power Demonstration Reactor

Kairos Power announced on Thursday that the company has completed the first installation of nuclear safety-related concrete for the Hermes Low-Power Demonstration Reactor, marking the start of “nuclear construction” on... The post Kairos Power completes first installation of nuclear safety-related concrete for the Hermes Low-Power Demonstration Reactor appeared first on Teknovation.biz.

NEI Magazine
Mar 28th, 2025
NRG PALLAS to test fuel for Kairos SMR

Netherlands research institute NRG PALLAS has signed a contract with US-based Kairos Power to assess materials and fuels that will be used in the small modular reactors (SMRs) Kairos is developing to power Google data centres.

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