Cloud Information Systems Security Officer (ISSO) – Senior

CGI • Washington, DC

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About The Position

CGI Federal is currently looking for a Senior-level Cloud Information Systems Security Officer with active Top Secret clearance to support a large project for a federal government client. The Senior Cloud ISSO will work in an agile environment, applying advanced technical skills in a fast-paced setting. The role involves leading the design, implementation, and oversight of secure cloud systems and networks, driving compliance efforts, and collaborating with cross-functional teams and stakeholders.

Requirements

• Active Top Secret clearance (TS).
• U.S. Citizenship is required due to the nature of the government contract.
• Bachelor’s or advanced degree in Information Technology, Cybersecurity, Computer Science, Information Systems, or related field.
• 8+ years of experience in cybersecurity, including 5+ years in cloud security operations.
• Advanced Cyber Certification (DoD 8570/8140 IAT Level III).
• Cloud certification in one or more of the following: o AWS Certified Solutions Architect (Professional) o Microsoft Certified Azure Solutions Architect Expert o Google Cloud Professional Cloud Architect o Certified Cloud Security Professional (CCSP)
• Expertise in NIST RMF, cloud-native security tools, and software-defined networking.
• CISSP

Nice To Haves

• Experience with cloud architecture and migration strategies.
• Familiarity with vulnerability assessment tools such as Nessus, ACAS, or similar.
• Experience with GRC platforms such as XACTA.
• Knowledge of Enterprise Cross Domain Solutions (ECDS).
• Experience supporting IC or DoD cybersecurity initiatives.

Responsibilities

• Lead the identification and documentation of cloud security requirements.
• Oversee the implementation and validation of security controls for cloud-based systems.
• Conduct architecture reviews and security assessments for cloud environments.
• Ensure compliance with federal cybersecurity frameworks and cloud security standards.
• Manage incident response and continuous monitoring activities across cloud platforms.
• Review and approve System Security Plans (SSPs), Security Requirements Traceability Matrixes (SRTMs), and other compliance documentation.
• Coordinate audit readiness and support external/internal audit engagements.
• Advise stakeholders on cloud security risks, mitigation strategies, and best practices.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees