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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Systems Engineer II-VI - **Company:** X Energy, Llc - **Location:** Gaithersburg, United States - **Experience:** Experienced - **Salary:** $95,000.0 - $120,000.0 - **Contract:** Permanent contract - **Skills:** Systems Engineering, Software Tools, Requirements Management, Verification and Validation (Software), Systems Modeling Language, Systems Architecture, Value Engineering, DOORS (Software), Genesys, Teamcenter (Software) - **Published:** September 4, 2026 - **Apply:** https://startup.jobs/systems-engineer-ii-vi-x-energy-llc-9490198 ## About the Role * Bachelor's degree in industrial and systems engineering, or other engineering related discipline from an ABET accredited institution required. * Level II: Typically, three years of experience in an engineering role 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 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. * Experience with systems engineering software tools. * Experience and/or knowledge in a minimum of one of the following areas: + System Lifecycle Processes (ISO 15288) o Operational & Stakeholder Analysis o Requirements Management o System Design & Interface Management o Design Integration & Testing o Verification & Validation + Model-Based Systems Engineering (MBSE) Tools and Methods & Product Lifecycle Management Systems o e.g. Teamcenter PLM, Cameo, Capella, Genesys, SysML, and DOORS ## 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. ## Related Videos - [Model Based Systems Engineering in an Agile Product Development Process](https://www.wearedevelopers.com/videos/68-model-based-systems-engineering-in-an-agile-product-development-process) - [ Secure Code Superstars: Empowering Developers and Surpassing Security Challenges Together](https://www.wearedevelopers.com/videos/422-secure-code-superstars-empowering-developers-and-surpassing-security-challenges-together) - [Wardley Maps for Software Developers](https://www.wearedevelopers.com/videos/665-wardley-maps-for-software-developers) - [Times of (climate) crisis - How and why sustainable software is a must!](https://www.wearedevelopers.com/videos/988-times-of-climate-crisis-how-and-why-sustainable-software-is-a-must) - [Valven Atlas: Engineering Intelligence That Delivers](https://www.wearedevelopers.com/videos/1660-valven-atlas-engineering-intelligence-that-delivers) - [Old tools, new tricks](https://www.wearedevelopers.com/videos/1916-old-tools-new-tricks) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [What is Software Engineering?](https://www.wearedevelopers.com/magazine/289-what-is-software-engineering) - [The Ultimate Software Engineer Career Path Guide for 2023](https://www.wearedevelopers.com/magazine/146-the-ultimate-software-engineer-career-path-guide-for-2023) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [What Jobs Can You Get with a Software Engineering Degree?](https://www.wearedevelopers.com/magazine/398-what-jobs-can-you-get-with-a-software-engineering-degree) - [Is Software Engineering Hard?](https://www.wearedevelopers.com/magazine/448-is-software-engineering-hard)