Senior ISSO: DoD RMF Lead for Classified Systems

CACI; Florham Park (NJ); On-site; USD 120,000 - 180,000; Full time

Job summary

CACI is seeking an experienced Information Systems Security Officer (ISSO) to assist the Facility ISSM and oversee RMF lifecycle activities for a portfolio of classified DoD systems supporting SAP, SCI, and NSA missions.

You will manage system authorizations, provide cybersecurity guidance, and serve as the senior cybersecurity authority across multiple programs, ensuring secure and fully authorized operations.

Qualifications

• Active TS/SCI clearance with willingness to polygraph.
• 3–5 years of cybersecurity experience supporting DoD classified systems (SCI, SAP).
• Knowledge of JSIG, RMF, DoDI 8510.01, NIST SP 800-53, ICD 503.

Responsibilities

• Support RMF lifecycle from categorization to ATO, IATT, and continuous authorization.
• Develop SSPs, POA&Ms, risk assessments, and implementation plans.

Skills

Active TS/SCI clearance

RMF lifecycle management

JSIG/NIST SP 800-53 knowledge

DoDI 8510.01/ICD 503 familiarity

Communication & leadership

Education

Bachelor's degree in Cybersecurity/CS/Engineering

Tools

eMASS/Xacta

SIEM (Nessus/ACAS)

POA&Ms tracking tools

Job description

CACI is seeking an experienced Information Systems Security Officer (ISSO) to assist the Facility ISSM and oversee RMF lifecycle activities for a portfolio of classified DoD systems supporting SAP, SCI, and NSA missions.

You will manage system authorizations, provide cybersecurity guidance, and serve as the senior cybersecurity authority across multiple programs, ensuring secure and fully authorized operations.