Test Engineer (Mechanical and/or Nuclear)

Company: X-Energy, LLC
Location: Rockville
Posted on: April 20, 2025

Job Description:

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
X-energy, LLC is seeking professionals to join our Development Testing team in the role of Nuclear Test Engineer. This role is responsible for the planning, development, and execution of test activities for the advanced reactor technologies. The role will coordinate with system engineers to identify required testing, plan the necessary test program(s), oversee the entire test hardware lifecycle including development, procurement, fabrication, installation, testing, and decommissioning, and document and communicate results throughout the organization.

Responsibilities:

• Help enact standard processes and best practices associated with technology maturation, test planning and execution.
• Work with system engineers to assess system risks, identify testing needs and requirements, develop test plans & specifications, and provide oversight of test activities.
• Support planning, design and development of test facilities, equipment and infrastructure.
• Engage with vendors to provide technical oversight of start-to-finish testing activities, from initial concept development through test execution.
• Provide general oversight of internal and external testing activities to verify the technical and programmatic completeness of testing performed.
• Provide in-person supervision of test setup, installation, commissioning and execution.
• Maintain professional demeanor and behavior at all times in all forms of communication.
• Support team members with the execution of the core tasks and responsibilities, listed in the Job Profile Task/Responsibilities section of this document, under guided supervision.
• Coordinate with engineering team members, partners, and suppliers to facilitate the convergence of efforts, allow design closure, provide design assurance, and deliver high quality test engineering work products
• Perform other duties as assigned by manager.
  
  Qualifications:
  
  • Bachelor's degree in mechanical, electrical, or nuclear engineering or related degree from an accredited institution.
  • Typically, three years of experience in a test engineering role.
  • A master's degree in engineering or related field (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience) may be in lieu of two years of experience.
  • A Ph.D. in engineering or related field (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience) may be in lieu of three years of experience.
  • Previous experience at X-energy exceeding performance standards may be in lieu of years of experience.
  • Hands on experience with hardware development, testing and experimentation.
  • Demonstrated experience with design of experiment and test planning.
    
    Preferred Skills:
    
    • Expereince in Physics or Nuclear Engineering preferred.
      
      Location: 530 Gaither Road, Rockville, MD.
      
      Work Site Expectations: 5 days a week in office
      
      Travel: 10%
      
      Hours:8:00am-5:00pm, Mon-Fri
      
      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.
      
      A reasonable estimate for this position at the level of experience required is:
      Level II: $108,900- $139,150. Level III: $113, 850- $145,475.
      
      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/Professional Development 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

Keywords: X-Energy, LLC, Frederick , Test Engineer (Mechanical and/or Nuclear), Engineering , Rockville, Maryland