Senior Test Engineer - Nuclear Systems & Vibration

X-energy; Gaithersburg, Northern (MD, KY); Hybrid; USD 112,000 - 211,000; Full time

Benefits offered by this job

401K with employer match

Medical/Dental/Vision Insurance

Life and Disability Insurance

Paid Time Off

Tuition Reimbursement/Professional Dev

Job summary

X-energy is seeking a Senior Test Engineering professional to plan, develop, and execute test activities for advanced reactor technologies in Gaithersburg, MD. The role coordinates with system engineers to plan testing, oversee hardware lifecycle, and document results across the organization.

The candidate should have a strong background in test planning and execution, hands-on hardware experience, and the ability to lead testing programs within strict QA/regulatory frameworks.

Qualifications

• Bachelor's degree in mechanical, electrical, or nuclear engineering from an accredited institution.
• Level IV: typically ten years of experience in a test engineering role; Level V: typically fifteen years.
• A master's or PhD may substitute years of experience per policy; hands-on hardware development experience is required.

Responsibilities

• Help enact standard processes and best practices for technology maturation, test planning and execution.
• Coordinate with system engineers to assess risks, define testing needs and develop test plans & specifications.
• Oversee design, development, procurement, installation, testing and decommissioning of test facilities and hardware.
• Provide oversight of testing activities and ensure technical and programmatic completeness of tests.
• Supervise test setup, installation, commissioning and execution in person.
• Maintain professional demeanor in all communications and perform other duties as assigned.

Education

Bachelor's degree in mechanical, electrical, or nuclear engineering

Master's degree in engineering (in lieu of two years experience)

PhD in engineering (in lieu of three years experience)

Design of experiments

Test planning and execution

Leadership of testing programs

Structural and vibration testing

Tools

Test facilities/equipment

Job description

X-energy is seeking a Senior Test Engineering professional to plan, develop, and execute test activities for advanced reactor technologies in Gaithersburg, MD. The role coordinates with system engineers to plan testing, oversee hardware lifecycle, and document results across the organization.

The candidate should have a strong background in test planning and execution, hands-on hardware experience, and the ability to lead testing programs within strict QA/regulatory frameworks.