ISSO – RMF & ATO Cybersecurity Lead for DHS HQ

02 CACI, INC.-FEDERAL; United States; Remote; USD 90,000 - 190,000; Full time

Job summary

CACI is seeking an Information System Security Officer (ISSO) to support DHS Headquarters. You will lead RMF activities for ATO decisions, develop SSPs, and advise on cybersecurity matters to safeguard critical systems.

Responsibilities include risk assessments, contingency planning, and maintaining compliance with NIST, FISMA and DHS directives, while coordinating with program offices and the Compliance Branch Lead.

Qualifications

• U.S. Citizenship required.
• BS/BA + 8 years of information security experience.
• 7+ years of information security experience.
• Experience with RMF, FISMA, NIST and DHS 4300 Series.

Responsibilities

• Lead RMF activities for ATO decisions, including system categorization and control implementation.
• Develop and maintain System Security Plans (SSPs) and documentation.
• Conduct risk assessments, security testing and continuous monitoring.
• Advise system owners and leadership on cybersecurity matters and remediation plans.

Skills

RMF expertise

NIST knowledge

FISMA understanding

System Security Plans

POA&M development

Configuration Management

Risk Management

Cybersecurity compliance

Education

BS/BA in Information Security

Tools

CSAM

RegScale

eMASS

Job description

CACI is seeking an Information System Security Officer (ISSO) to support DHS Headquarters. You will lead RMF activities for ATO decisions, develop SSPs, and advise on cybersecurity matters to safeguard critical systems.

Responsibilities include risk assessments, contingency planning, and maintaining compliance with NIST, FISMA and DHS directives, while coordinating with program offices and the Compliance Branch Lead.