X-energy · 3 months ago
Plant Cyber Security Engineer III (Remote Eligible)
X-energy is a company focused on advanced nuclear technology, and they are seeking a Plant Cyber Security Engineer III to develop and execute cybersecurity strategies for plant design and engineering teams. The role emphasizes integrating cybersecurity into operational technology systems and conducting assessments to recommend solutions for cybersecurity challenges.
Clean EnergyCleanTechEnergyNuclearRenewable Energy
Responsibilities
Collaborate in strategic security relationships between internal resources and external entities to fully secure information, computer, network, and processing systems, including government, customers, vendors, and partner organizations
Apply industry experience to architect, develop, implement, maintain, and oversee cybersecurity tools and policies to protect X-energy business and plant operations information systems, including cloud governance and security
Where necessary, provide advanced support to help troubleshoot complex issues and architect new solutions
Construct and exploit threat intelligence to detect, respond, and defeat advanced persistent threats (APTs)
Produce reports on all activities and incidents to help maintain day-to-day status, develop, and report on trends, and provide focus and situational awareness on all issues
Identify and remediate control weaknesses
Review data with firewall administrators, engineering, system administrators, and other appropriate groups to determine the risk of security events
Perform intermediate level information security analysis work
Develop plans to safeguard computer/server/network configurations and data files against accidental or unauthorized modification, destruction, or disclosure and to meet emergency data processing needs
Perform and review technical risk assessments of new and existing applications
Research, evaluate, and recommend systems and procedures to prevent, detect, containment, and correct data security breaches
Maintain professional demeanor and behavior at all times in all forms of communication
Perform other duties as assigned by manager
Qualification
Required
Typically, five plus years of progressive experience in cybersecurity, network security, or related experience
Must have direct knowledge and experience managing cybersecurity tools such as NDR, EDR, and SIEM
GICSP, GCIH, GPEN, CISSP, or equivalent, or other specific training or experience in cyber security operations, design, and engineering
Familiarity with standard principles and practices of cybersecurity design for safeguarded plants and facilities
Networking/IT systems engineering background and experience
Knowledge of Federal requirements for Cyber security for Critical Infrastructure Protection (CIP)
Knowledge of IEEE and IEC standards related to cyber security in embedded system and control systems
Proficiency in developing and reviewing threat assessments and using results of those assessments to develop comprehensive cyber security designs
Proficiency developing cybersecurity programs, procedures, and processes
Preferred
Understanding of nuclear engineering, licensing, regulatory, quality, and safety requirements preferred
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.
Funding
Current Stage
Late StageTotal Funding
$1.71BKey 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
Recent News
MIT Technology Review
2026-01-13
2026-01-06
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