Cyber Security SME ensuring the security and compliance of enterprise cloud applications. Collaborating across teams to achieve and maintain security authorization requirements.
Responsibilities
Lead and coordinate efforts to obtain and maintain ATO/ATC for production systems, ensuring compliance with applicable security frameworks.
Partner with Development, Cloud, and DevSecOps teams to integrate security throughout the SDLC and CI/CD pipelines, ensuring secure-by-design implementations.
Review and contribute to system architectures, data flows, and Concept of Operations (CONOPS) documents to ensure alignment with Zero Trust principles and organizational security policies.
Support and track the remediation of vulnerabilities and deficiencies identified through scans, assessments, and audits; create and manage Plans of Action & Milestones (POA&Ms) as required.
Develop and maintain enterprise cybersecurity standards, guidelines, and best practices to ensure consistent implementation of security controls across all program systems.
Support ongoing assessment and authorization (A&A) activities, including risk assessments, configuration management, and continuous monitoring reporting.
Guide teams in applying Zero Trust Architecture (ZTA) principles—identity-centric access control, micro-segmentation, least privilege, and continuous validation—to all system designs and processes.
Requirements
5+ years of progressive experience in cybersecurity, with at least 3 years supporting federal ATO/ATC processes.
In-depth knowledge of NIST RMF, FedRAMP, and Zero Trust Architecture frameworks.
Experience collaborating with ISSOs, ISSMs, SCAs, and engineering teams.
Familiarity with AWS cloud environments and DevSecOps pipelines.
Strong technical understanding of network security, IAM, encryption, and vulnerability management.
Excellent communication and coordination skills.
Preferred Qualifications: CISSP, CISM, CAP, or equivalent cybersecurity certification.
Experience with containerized applications, infrastructure as code (IaC), and continuous compliance tools.
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