X-energy · 6 hours ago
Engineer IV, Safety Analysis & V&V
United States
Full-time
Remote
Senior Level, Lead/Staff
$112K/yr - $187K/yr
10+ years expX-energy is a company focused on innovative nuclear technology, and they are seeking an Engineer IV to support their Software Services team. This role involves overseeing software development and qualification processes related to safety analysis and directing validation efforts for nuclear safety applications.
Clean EnergyCleanTechEnergyNuclearRenewable Energy
Responsibilities
Support the execution of software development and software qualification for assigned projects using sound engineering principles and adhering to business standards, practices, procedures, and product / program requirements
Support the collection and formulation of software requirements based on the work of the various engineering analysis disciplines, which includes Safety Analysis. These requirements include modelling capability, user and code-to-code interface requirements, physical phenomena, validation requirements as well as the quality assurance based on analysis use
Oversee the software qualification efforts, which include verification, validation, and Commercial Grade Dedication (CGD). This encompasses accepting V&V and CGD work and providing guidance to assist analysts with X-energy software quality assurance procedure compliance
Ensure the grading in the Software Quality Assurance program is appropriately applied to software codes (i.e., defining the level of QA effort for each software-related activity). In this context the QA requirements could vary from commercial best practice to nuclear safety applications compliant with NQA-1
Ensure the validation basis is fully aligned with the software application in the safety analysis. The software requirements, Phenomena Identification and Ranking Table (PIRT) and validation plans are the vehicles used to accomplish this. This will ensure that the abovementioned requirements are properly flowed down and translated into the analysis software that is qualified to perform analysis for nuclear safety-related applications
Support development of documentation associated with RG 1.203, including but not limited to the PIRT, scaling analysis and code applicability reports
Provide the Xe-100 Team leads with frequent updates on progress and promptly communicate adverse findings
Support development of workflow outlines, to be documented in plans and provide direction to ensure the convergence of efforts of engineering team members, partners, and suppliers to ensure the successful delivery of high-quality engineering work products are on schedule and within budget as defined by the Project leadership
Assesses quality of information given and asks pertinent questions to stakeholders
Perform work in accordance with X-energy Quality Assurance procedures
Execute safety analysis and V&V assignments with clear and specified objectives; utilizes conventional specification and/or Interface Control Documents and plans
Maintain professional demeanor and behavior at all times in all forms of communication
Lead the execution of 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
Serve as a key decisionmaker on the approaches to perform verification and validation (V&V) work and provide guidance to assist analysts in their selection, use and application of design and analysis software
Review/approve approach for addressing errors and implementing new features for in-house developed software
Lead development of documentation associated with RG 1.203, including but not limited to the PIRT, scaling analysis and code applicability reports
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
Shares knowledge related to industry best practices and standards with others across the team
Perform other duties as assigned by manager
Qualification
Required
Bachelor's degree in engineering (nuclear, chemical, mechanical, etc.) or related degree from an accredited institution
Typically, ten years of experience in an 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
Requires specialized knowledge within the function of safety analysis
Requires previous experience with performing V&V or CGD activities
Benefits
401K plan with an employer match
Medical/Dental /Vision Insurance
Life and Disability Insurance
Paid Time Off
Tuition Reimbursement/Professional Development policy that supports the continuing education of our employees.
Company
X-energy
X-energy is a nuclear energy company that develops small modular nuclear reactors and nuclear fuels for clean energy generation.
501-1000 employees
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 StageTotal Funding
$1.71BKey Investors
Stack CapitalJane Street CapitalPittco Management
2026-01-28Private Equity· $5M
2025-11-24Series D· $700M
2025-03-05Private Equity· $22.8M
Leadership Team
J. Clay Sell
Chief Executive Officer
Robert Taylor
Vice President, Regulatory Affairs and Licensing
Recent News
2026-01-16
MIT Technology Review
2026-01-13
Company data provided by crunchbase