Jobs and Careers
X-

Systems Engineer III-VI

X-energy
MD - Gaither Rd., Rockville Corp Hqtrs, United States, United Statesfull_timeVerifiedPosted 20 Aug 2026
💰 $145,000/yr($120,000/yr$145,000/yr)

About the role

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 is hiring experienced Systems Engineers to join its team. This role is responsible for executing rigorous systems engineering processes to support the design, integration, and management of complex nuclear systems throughout their lifecycles. Working within established model-based systems engineering frameworks, this position ensures all system components work together effectively and meet project requirements. The Systems Engineer focuses on verifying and validating product requirements according to the systems engineering lifecycle process while maintaining clear documentation of design decisions and system interfaces.


 

Job Profile Tasks/Responsibilities

  • Lead the execution the core tasks and responsibilities listed in the Job Profile Task/Responsibilities section of this document, without close supervision and some latitude for independent judgment.

  • Provide feedback and guidance to more junior team members with the execution of the core tasks and responsibilities listed in the Job Profile Task/Responsibilities section of this document.

  • Lead small groups of engineers to solve complex technical problems and deliver high quality engineering work products on time and within budget.

  • Apply systems thinking and take a holistic approach to solve problems, analyze and design systems, considering the interdependencies and interactions between various components.

  • Lead and manage systems engineering lifecycle efforts surrounding:

    • Stakeholder and operational analysis

    • Requirement identification, decomposition, and management

    • Functional decomposition and modeling

    • Logical system architecture development and modeling

    • Physical product definition, interface management, and change control

    • Design integration and testing

    • System verification and validation

    • Concept of operations development and modeling

  • Develop and maintain system behavior models using model-based systems engineering (MBSE) tools within established Product Lifecycle Management (PLM) frameworks.

  • Lead the identification and monitoring of technical risks and the development of risk mitigation strategies.

  • Support value engineering activities including cost analyses, economic feasibility assessments, and cost reduction opportunity identification.

  • Write and review engineering documentation, reports, and communicate technical details and project progress to technical and non-technical stakeholders.

  • Execute systems engineering processes within X-energy's quality management framework.

  • Work across engineering disciplines to ensure effective integration of system components and subsystems.

  • Perform work in accordance with X-energy quality assurance procedures to ensure engineering products meet required standards.

  • Always maintain professional demeanor and behavior in all forms of communication.

  • Perform other duties as assigned by manager.

Minimum Qualifications

  • Bachelor’s degree in industrial and systems engineering, or other engineering related discipline from an ABET accredited institution required.

  • Level III: Typically, five years of experience in an engineering role required.

  • Level IV: Typically, ten years of experience in an engineering role required.

  • Level V: Typically, fifteen years of experience in an engineering role required.

  • Level VI: Typically, twenty years of experience in an engineering role required.

    • 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

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

X-energy

View company profile →