Information System Security Officer (ISSO) CTO

Job overview

Information System Security Officer (ISSO) Chief Technology Officer in Ashburn, VA. This is an onsite position with a salary range of $131,300.00 - $237,350.00. Leidos delivers innovative solutions through its diverse and talented people. This role plays a critical role in ensuring security compliance, system resilience, and secure modernization of infrastructure and applications for the Department of Homeland Security (DHS), Customs and Border Protection (CBP) Security Operations Center (SOC).

What you'll do

• Provide cybersecurity oversight for major CBP applications and general support systems.
• Apply ISSO expertise across hybrid enterprise environments, including cloud-native platforms (AWS, Azure, Google Cloud Platform), containerized workloads, and virtualized infrastructure.
• Integrate AI/ML-driven security tools (threat detection, anomaly detection, behavioral analytics, predictive risk modeling) into security operations and compliance frameworks.
• Develop, draft, review and endorse all information systems security plans and other security authorization artifacts and documents such as:
• Standards for Security Categorization of Federal Information and Information Systems (FIPS 199) Assessment
• E-Authentication Determination
• Privacy Threshold Analysis (PTA)
• Privacy Impact Assessment (PIA)
• Risk Assessment Plan
• System Security Plan (SSP)
• Configuration Management Plan
• Contingency Plan
• Contingency Plan Test and Test Results
• Section 508 of the Rehabilitation Act Plan
• Plan of Action & Milestones (POA&Ms) Policy waiver and Risk Acceptance request
• Ensure that assigned systems are operated, maintained, and disposed of in accordance with applicable policies and procedures NIST SP 800-37, Rev 2, Risk Management Framework for Information Systems and Organizations: A System Life Cycle Approach for Security and Privacy, DHS 4300A Policy and Handbook, CBP Information Systems Security Policies and Procedures Handbook (HB 1400-05D), and internal CBP (i.e., Office of Information Technology, Security Operations Division, etc.) security policies and practices
• Develop, review, maintain, and provide system security documentation for assigned systems, including System Security Plans, Interconnection Security Agreements, Contingency Plans, Plans of Action and Milestones, (POA&M), Waivers, and Exceptions through the DHS FISMA system management tool in use to implement and manage the NIST Risk Management Framework.
• Complete all activities required by the DHS Ongoing Authorization (OA) Program to transition assigned systems into the DHS OA Program and perform all required actions to maintain system authorization under OA once the system is admitted to the Program
• Assist the Government with the reporting and management of system level security violations and incidents.
• Assist the Government with the technical security evaluation of threats and vulnerabilities involving new/enhanced technology.
• Assist the Government with providing oversight to vulnerability scanning processes and procedures. · Assist the Government with providing oversight to security patch management/flaw remediation processes and procedures.
• Assist with the development of cyber security SOPs, playbooks, work instructions, and other procedures and processes to mature cyber security capabilities. · With consideration for cloud security architectures and AI-enabled systems.
• Ensure cloud-based systems and AI applications align with Zero Trust principles and CBP policy.
• Lead technical security evaluations of threats, vulnerabilities, and risks specific to cloud workloads and AI-driven technologies.
• Oversee vulnerability scanning, patch management, and flaw remediation across hybrid and AI-enabled infrastructures.
• Support the development of cybersecurity SOPs, playbooks, and AI/automation-enhanced workflows to mature SOC capabilities.

What we're looking for

Education

Bachelor’s degree in Computer Science, Cybersecurity, Information Technology, or related discipline (Master’s preferred).

Experience

12+ years of IT/cybersecurity experience (or 6+ years with a Master’s). 5+ years as an ISSO supporting major federal information systems/applications.

Skills & competencies

cybersecurity

isso

cto

ashburn va

cloud computing

ai

aws

azure

gcp

nist rmf

full time

onsite

About the employer

Leidos is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.