Cybersecurity SME – Oak Ridge, TN OVERVIEW Step into a career-defining opportunity with Orano USA, a global leader in nuclear innovation, as we launch Project IKE—a cutting-edge uranium enrichment facility in Oak Ridge, Tennessee. As the Cybersecurity SME, you’ll be at the forefront of building one of the most advanced clean energy infrastructures in the country. This isn't just another Cybersecurity role. You'll be at the heart of the project's day-to-day operations, providing the administrative backbone that keeps a multi-billion-dollar facility running smoothly. Your responsibilities will span the full spectrum of business support — from coordinating office logistics to managing new team members onboarding. KEY RESPONSIBILITIES: Define and maintain the cybersecurity reference architecture for IT, OT, and ICS environments, leading secure network segmentation strategies including zones, conduits, data diodes, and zero trust principles.Develop system security requirements for plant systems, digital instrumentation & control (I&C), and support infrastructure, ensuring secure integration of vendor systems, EPC deliverables, and site digital platforms.Design and oversee Security Operations Center (SOC) capabilities, implementing continuous monitoring for IT and OT networks including anomaly detection and log aggregation.Define incident response playbooks tailored to nuclear and industrial environments, and coordinate cyber incident response with plant operations, safety, and regulatory stakeholders.Establish a risk-based vulnerability management program for IT and OT assets, defining patch management strategies compatible with safety-critical and high-availability systems.Conduct threat modeling, support secure configuration baselines, and oversee periodic security assessments, penetration testing, and supply chain risk reviews.Lead compliance with applicable standards and regulations, including 10 CFR 73.54, RG 5.71, NIST CSF, NIST SP 800-82, NIST SP 800-53/800-171, TEMPEST, and NEI cybersecurity guidance.Develop and maintain the Cybersecurity Plan, policies, procedures, and support documentation, and support audits, inspections, and regulatory interactions.Interface with engineering, I&C, IT, physical security, safety, and licensing teams, providing cybersecurity requirements to EPC contractors and technology vendors.Mentor junior cybersecurity staff and support long-term cybersecurity sustainment, governance, and workforce development.QUALIFICATIONS & REQUIREMENTS: All candidates must meet the following minimum requirements to be considered for this opportunity. Candidates who exceed minimum qualifications may be considered for a higher-level position. 10+ years in cybersecurity with strong ICS/OT security experience.Proven ability to design cybersecurity architectures for regulated or high-consequence environments such as nuclear, energy, utilities, chemical, or critical infrastructure.Expertise in OT network segmentation, secure remote access, monitoring, and asset inventory.Experience with vulnerability management and patch governance in safety-critical systems. Familiarity with NRC, NIST, TEMPEST, NEI, or similar regulatory frameworks.Skilled in compliance programs, audits, and regulatory inspections.Ability to lead cross-functional teams and engage senior stakeholders with clarity and technical authority.Experience with nuclear facilities, enrichment technology, or power plants preferred.Hands-on experience with SIEM, SOAR, OT monitoring, and passive detection tools preferred.Knowledge of digital I&C platforms and secure SDLC preferred.Certifications such as CISSP, GICSP, GRID, CISM, or equivalent preferred.Experience defining cybersecurity requirements for EPC contracts and vendor deliverables preferred.Active or prior U.S. security clearance preferred. This position requires access to classified national security information. In accordance with U.S. government regulations governing such access, only U.S. citizens (natural born or naturalized) are eligible for a security clearance. Applicants must possess or be able to obtain and maintain a clearance to access classified national security information. In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. This position requires a pre-employment background check and drug screening. Orano is an Equal Opportunity Employer. Orano and all subsidiaries abide by applicable legal requirements. We ensure that all personnel actions such as recruitment, compensation, career development, benefits, and company-sponsored training are administered without regard to race, color, religion, sex, national origin, age, disability, sexual orientation, protected veteran, or other protected statu