Apply on Employer Site

X-energy · 1 day ago

CFD/Thermal Hydraulics Engineer II

Rockville, MD

Full-time

Onsite

Mid Level

X-energy LLC is focused on engineering design and development, and they are seeking a CFD/Thermal Hydraulics Engineer II. The role involves the engineering design and development of mechanical systems, ensuring they meet technical specifications and overseeing the production process including prototyping, testing, and commissioning.

Clean EnergyCleanTechEnergyNuclearRenewable Energy

H1B Sponsor Likely

Responsibilities

This role is responsible for the engineering design and development of mechanical systems, structures, and components

This includes concept development, evaluation of concepts, analysis of systems, structures, and components for their ability to perform their intended function, and ensuring they meet all technical specifications and requirements

The role will ensure the development of the systems and components through production including any necessary prototyping, testing, and commissioning

Qualification

Engineering designMechanical systems developmentConcept evaluationSystems analysisTechnical specifications compliancePrototypingTestingCommissioning

Required

Engineering design and development of mechanical systems, structures, and components

Concept development and evaluation of concepts

Analysis of systems, structures, and components for their ability to perform their intended function

Ensuring systems and components meet all technical specifications and requirements

Development of systems and components through production including necessary prototyping, testing, and commissioning

Company

X-energy

X-energy is a nuclear energy company that develops small modular nuclear reactors and nuclear fuels for clean energy generation.

Founded in 2009

Rockville, Maryland, USA

501-1000 employees

https://x-energy.com

H1B Sponsorship

X-energy has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

Represents job field similar to this job

Trends of Total Sponsorships

2025 (1)

2024 (1)

2022 (2)

2020 (1)

Funding

Current Stage

Late Stage

Total Funding

$1.71B

Key Investors

Jane Street CapitalPittco ManagementDepartment for Energy Security & Net Zero

2025-11-24Series D· $700M

2025-03-05Private Equity· $22.8M

2024-10-16Series C· $700M

Leadership Team

J. Clay Sell

CEO

Robert Taylor

Vice President, Regulatory Affairs and Licensing

Recent News

IEEE Spectrum

Global Giants Are Investing in Clean Tech Despite Politics

2026-01-06

Business Wire

X-energy, Doosan Enerbility Announce 16-Unit Reservation Agreement and Capacity Expansion to Support 11 GW Pipeline

2025-12-18

Crunchbase News

Cleantech’s Rough Year Ends On An Up Note

2025-12-17

Company data provided by crunchbase