Information Systems Security Officer (ISSO)
American Systems
Quantico, VA · Posted August 14, 2026
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About the job
Overview
AMERICAN SYSTEMS is seeking an experienced Information Systems Security Officer ISSO to support the cybersecurity compliance and security posture of assigned information systems. This role is responsible for helping maintain system authorizations, supporting RMF activities, reviewing access requests, coordinating with stakeholders, tracking vulnerabilities and incidents, and ensuring systems remain compliant with applicable Federal, DoW, DoN, and Marine Corps cybersecurity requirements.
Responsibilities
Support system authorization, RMF, and continuous monitoring activities
Maintain security documentation and authorization artifacts in eMASS
Review and validate user access requests, training, clearance, and need to know
Track cybersecurity vulnerabilities, incidents, and remediation efforts
Coordinate with ISSM, system owners, administrators, and government stakeholders
Support audits, inspections, risk assessments, and security control reviews
Help ensure compliance with approved security configurations and STIGs
Assist with contingency planning, disaster recovery, and backup or recovery testing
Qualifications
Minimum 8 years of relevant experience
Bachelor’s degree in a related field
Active Secret clearance
Experience with RMF, A and A, cybersecurity compliance, and eMASS
Knowledge of access control, user account management, and security documentation
Familiarity with Federal and military cybersecurity policies and standards
Strong communication, coordination, and documentation skills
Pay Transparency Statement AMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $120,000.00/Yr. - USD $150,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
EEO Statement EEO Race/Sex/Disability Status/Veteran Status