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Salary
$81k – $136k per year
Location
Remote (United States)
Visa
H-1B filings in 12 months: 3
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 31, 2026. First seen by Alion on Oct 30, 2026. X-energy scores A on the Alion truth index.

Overview
Company
Impact
Profile match
X-energy is an advanced nuclear reactor and fuel company headquartered in Rockville, Maryland, developing the Xe-100 high-temperature gas-cooled small modular reactor and the TRISO-X fuel that powers it. Founded in 2009, it has further offices and sites in Frederick, Maryland and Oak Ridge, Tennessee, where its fuel fabrication facility is being built, and works with utility and industrial partners on first deployments of its reactors in the United States. It recruits mechanical, electrical, fuel and thermal hydraulics engineers, project controls and supply chain specialists, procurement and purchasing staff, construction field engineers and corporate functions such as HR and recruiting.
Backed by G Squared

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us.

Job Description

Join X-energy’s growing regulatory affairs team to jumpstart new reactor projects and develop licensing approaches for first-of-a-kind deployment strategies. Licensing Engineers at X-energy lead new application preparation, drive licensing strategy, and coordinate the business, licensing, and technical activities necessary to further the deployment of X-energy reactors globally.

Licensing Engineers are engaged in environmental licensing, nuclear safety, nuclear security, emergency planning, safeguards, and regulatory compliance for X-energy's advanced high-temperature gas-cooled reactor technology. This position offers the opportunity to contribute to first-of-a-kind advanced reactor projects that define industry-best licensing practices.

Job Profile Tasks/Responsibilities

Licensing Engineers in Regulatory Affairs are responsible for activities including, but not limited to, the following:

  • Supporting licensing activities associated with reactor certifications, permits, and licenses, including the preparation of regulatory engagement plans, applications, white papers, technical reports, and topical reports
  • Ensuring compliance with NRC regulations and guidance
  • Participating in and presenting at public meetings, regulatory audits, and business proposals
  • Researching and developing strategic proposals to address novel safety, environmental, and licensing challenges
  • Analyzing policy, legislation, and regulations
  • Developing guidance, processes, and templates to improve and implement licensing strategies for environmental and safety issues
  • Working as part of a team to deliver timely and high-quality licensing products
  • Effectively communicate complex technical and regulatory positions
  • Supporting planning and executing the X-energy business and licensing strategy
  • Participating in nuclear industry working groups

Job Profile Minimum Qualifications

  • All Levels:
    • Bachelor’s degree in engineering (e.g., mechanical, nuclear, chemical, or electrical engineering), science (e.g., environmental science, physics, or chemistry), or other related area.
    • Preparing technical written and oral communications
    • Understanding of nuclear reactor design and operation
    • Project management experience, including developing and maintaining schedules; meeting deadlines; formulating budgets; working collaboratively; and leading teams
  • Level I: Typically, up to two years of relevant technical or licensing experience
  • Level II: Typically, three years of relevant technical or licensing experience
  • Level III: Typically, five years of relevant technical or licensing experience
  • Level IV: Typically, ten years of relevant technical or licensing experience
  • Level V: Typically, fifteen years of relevant technical or licensing experience
  • Level VI: Typically, twenty years of relevant technical or licensing experience

Preferred Skills

Candidates for this role would ideally have knowledge or experience in one or more of the following areas, commensurate with their educational and professional background:

  • Knowledge of high-temperature gas reactor technologies and/or first-of-a-kind nuclear technologies
  • Knowledge of U.S. NRC and/or U.S. DOE regulatory requirements for reactor licensing
  • Experience with U.S. NRC construction permit and operating license application preparation and/or reviews
  • Understanding of Environmental science(s) for nuclear reactor siting
  • Knowledge of small modular reactor technical and licensing considerations
  • Knowledge of international nuclear reactor licensing frameworks
  • Experience with front-end loading project planning
  • Ability to analyze and interpret regulatory requirements, legislation, and policy documents

Compensation

As required by Maryland and other applicable state law, X Energy, LLC (X-energy) lists the expected compensation range for a publicly advertised job opportunity based upon the job requirements (e.g. education/training, experience, skill sets, etc.). Individual candidates who meet the job requirements for the posted position will be offered a salary within this range based on their respective levels of education/training, experience, and other qualifications unique to them. Salary ranges may vary based on the specific office location and region referenced in the posting to take into consideration differences in cost of living and may not be reflective of all regions. Please note that compensation ranges listed for US job postings reflect base salary only and do not include benefits or other incentives.

Offers within the posted salary range are commensurate with the individual’s qualifications for the position, along with a view on internal equity, market data, and room for growth. The salary range for this position is:

Level I: $81,314 - $135,524 / Level II: $88,725 - $147,875 / Level III: $103,575 - $172,625 / Level IV: $143,550 - $183,425 / Level V: $165,000 - $190,000 / Level VI: $190,000 - $215,000

Position Job Classification

Full time - Exempt

Benefits

X Energy, LLC offers a robust benefits package that includes a 401K plan with an employer match, Medical/Dental /Vision Insurance, Life and Disability Insurance, Paid Time Off, and a Tuition Reimbursement/ProfessionalDevelopment policy that supports the continuing education of our employees.

An Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

X Energy, LLC participates in E-Verify. Please visit the links below for more information about E-Verify and the protection of your Right to Work.

Right To Work Link: If you have the right to work, don't let anyone take it away (e-verify.gov)

E-Verify Participation Link: E-Verify Participation Poster English and Spanish

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