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X-energy · 3 months ago

Reliability Engineer IV-V

MD - Gaither Rd., Rockville Corp Hqtrs

Full-time

Onsite

Senior Level, Lead/Staff

$105K/yr - $195K/yr

10+ years exp

X-energy is a company focused on the design and development of systems for commercial nuclear power plants. The Reliability Engineer IV-V role is responsible for ensuring the reliability of nuclear systems throughout all phases of design and guiding teams in implementing best practices aligned with regulatory standards.

Clean EnergyCleanTechEnergyNuclearRenewable Energy

H1B Sponsor Likely

Responsibilities

Define, document, and manage system and component reliability requirements for mechanical, electrical, and control systems within a nuclear power plant context

Develop reliability best practices and criteria that support the design and development of nuclear/non-nuclear systems and components

Support design development across all phases—conceptual, preliminary, detailed, and final—by providing subject matter expertise on reliability implications and design trade-offs

Conduct and/or support reliability analyses and assessments such as:

Markov Chain Analysis

Failure Modes and Effects Analysis (FMEA/FMECA)

Fault Tree Analysis (FTA)

Event Tree Analysis (ETA)

Life data and Weibull analysis

Participate in and support design and hazard reviews, identifying and mitigating reliability-related risks early in the design lifecycle

Interface with system design engineers, systems engineering, PRA analysts, and other technical disciplines to integrate reliability into system architecture

Assist in the development of maintenance strategies, surveillance requirements, and system health monitoring approaches based on reliability objectives

Ensure compliance with applicable regulatory requirements, codes, and standards (e.g., NRC, ASME, IEEE, ISO)

Contribute to licensing documentation, engineering deliverables, and technical reports

Maintain professional demeanor and behavior at all times in all forms of communication

Perform other duties as assigned by manager

Qualification

Reliability engineeringFMEA/FMECAFault Tree AnalysisMarkov Chain AnalysisNuclear power systemsTechnical writingAnalytical skillsRegulatory complianceVerbal communicationTeam collaboration

Required

Bachelor's degree in Engineering (Mechanical, Electrical, Nuclear, Systems, or related discipline) from an accredited university

Typically, 10-15 years of experience in a reliability engineering or closely related 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

Experience applying reliability engineering principles and tools (FMEA/FMECA, FTA, etc.)

Strong analytical, technical writing, and verbal communication skills

Benefits

401K plan with an employer match

Medical/Dental /Vision Insurance

Life and Disability Insurance

Paid Time Off

Tuition Reimbursement/Professional Development policy

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

Chief Executive Officer

Robert Taylor

Vice President, Regulatory Affairs and Licensing

Recent News

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2026-01-16

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2026-01-16

MIT Technology Review

How next-generation nuclear reactors break out of the 20th-century blueprint

2026-01-13

Company data provided by crunchbase