Senior ISSO: RMF, eMASS & Compliance Leader

American Systems; California; Hybrid; USD 120,000 - 150,000; Full time

Job summary

AMERICAN SYSTEMS is seeking an experienced Information Systems Security Officer (ISSO) to support cybersecurity compliance and the security posture of assigned information systems. This role helps maintain system authorizations, supports RMF activities, reviews access requests, coordinates with stakeholders, and tracks vulnerabilities and incidents.

Ideal candidates have 8+ years of relevant experience, a Bachelor's degree, and an active Secret clearance.

Qualifications

• RMF and A&A experience
• eMASS and security documentation familiarity
• Strong communication and coordination skills

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 testing

Skills

RMF

A&A

cybersecurity compliance

eMASS

access control

security documentation

communication

coordination

Education

Bachelor's degree

Job description

AMERICAN SYSTEMS is seeking an experienced Information Systems Security Officer (ISSO) to support cybersecurity compliance and the security posture of assigned information systems. This role helps maintain system authorizations, supports RMF activities, reviews access requests, coordinates with stakeholders, and tracks vulnerabilities and incidents.

Ideal candidates have 8+ years of relevant experience, a Bachelor's degree, and an active Secret clearance.