Responsibilities
- Serve as the primary authority for the security posture of Oklo’s information systems.
- Implement, maintain, and continuously improve information system security controls in alignment with NIST 800-53 and NIST 800-171.
- Ensure security requirements are embedded into system design, configuration, and operations across on-premises and cloud environments.
- Implement, assess, and remediate system configurations against security baselines and hardening standards, including DISA STIGs and CIS Benchmarks, ensuring secure and compliant system configurations across servers, endpoints, and cloud resources.
- Partner with IT and engineering teams to ensure secure architectures, access controls, encryption, and monitoring.
- Oversee system-level security monitoring, logging, and alerting to detect and respond to security events.
- Lead incident response activities, including investigation, containment, remediation, and post-incident reviews.
- Coordinate vulnerability management activities, including scanning, remediation tracking, and validation.
- Ensure timely application of security patches and configuration hardening across systems and platforms.
- Own execution of security compliance activities related to various standards and contract requirements such as SOX, NIST and CMMC.
- Build, Create and Maintain System Security Plans (SSPs), policies, procedures, and supporting security artifacts.
- Conduct system risk assessments and track risks through mitigation, acceptance, or remediation.
- Support internal and external audits and assessments, ensuring evidence readiness and corrective action tracking.
- Enforce controls related to export-controlled data (DOE ECI), including access restrictions, segmentation, and secure data handling.
- Develop, maintain, and enforce information security policies, standards, and procedures.
- Ensure security documentation is accurate, current, and aligned with operational reality.
- Provide clear, actionable guidance to system owners and users regarding security responsibilities and expectations.
- Act as a trusted advisor to the Senior Manager of IT and Cyber on system security risks, gaps, and improvement opportunities.
- Partner with engineering, operations, and compliance teams to balance security, usability, and innovation.
- Communicate security risks, decisions, and requirements effectively to both technical and non-technical stakeholders
Requirements
- 6+ years of experience in information security or cybersecurity, with 3+ years in a system security, security engineering, or compliance-focused role.
- Proven experience applying, remediating, and maintaining compliance with security configuration frameworks such as DISA STIGs and CIS Benchmarks.
- Proven operational experience securing and maintaining systems across Linux, macOS, and Windows environments, with Linux as the primary operating system.
- Demonstrated experience implementing or operating security controls under NIST frameworks.
- Experience using automated or semi-automated compliance tooling to assess and remediate STIG or CIS controls (e.g., SCAP, OpenSCAP, compliance-as-code, or equivalent).
- Prior experience supporting federally regulated environments, including DOE, NRC, DoD, or similar regulatory bodies.
- Active certification meeting DoD 8570 / DoD 8140 baseline requirements for Information Assurance / Cybersecurity roles, including one or more of the following: CISSP, CISM, CASP+, GSLC, Security+
- Must be considered a “U.S. Person” under 8 U.S.C. 1324b(a,3).
Benefits
- flexible time off
- equity
- competitive pay
- 401k
- health insurance
- FSA
- flexible work hours
Work Arrangement
Hybrid
Additional Information
- Oklo’s Values: Collaboration: We go further, together. We bring diverse perspectives, listen actively, and build trust through transparency and respect. We work across disciplines, sharing ownership to turn complex challenges into shared successes. Humility: We are team players who act for the good of the company and for the world. We are focused on our mission, not personal recognition. Ownership: We take pride in what we do and how we do it. We are proactive in finding solutions and see tasks through to completion. We are committed to delivering on our promises to provide clean, reliable, and affordable energy. Pathfinding: We chart new ground where no path exists by approaching challenges with curiosity, courage, and creativity while navigating ambiguity.
