Information Systems Security Officer - Cloud & RMF Lead

CACI International Inc.; King of Prussia (PA); On-site; USD 75,000 - 158,000; Full time

Job summary

CAC I International Inc. is seeking an Information Systems Security Officer (ISSO) to support the RMF lifecycle and maintain the Authority to Operate for complex cloud environments.

You will collaborate with developers, systems engineers, and government stakeholders to implement security controls, monitor posture, and manage vulnerabilities across cloud platforms such as AWS and Azure. The ideal candidate has 3-6 years in cybersecurity or information assurance, holds TS/SCI with Poly, and meets

Qualifications

• 3-6 years of experience in Cybersecurity, Information Assurance, or related background.
• Active TS/SCI w/Poly.
• DoD 8140 IAT Level II Compliance (e.g., Security+, CCNA Security, or SSCP).

Responsibilities

• RMF & ATO Management: Build and update standard RMF packages, SSP, POAMs, inventories, and topology diagrams.
• Security Engineering & Cloud Oversight: Provide security oversight for AWS/Azure cloud platforms and review changes.
• Vulnerability & Risk Mitigation: Perform vulnerability/risk assessments to support continuous monitoring and accreditation.
• Technical Compliance & Monitoring: Establish continuous monitoring protocols and brief risks to senior stakeholders.

Skills

Cybersecurity

Information Assurance

RMF Lifecycle

Vulnerability Analysis

Security Audits

Documentation

Tools

Nessus

Splunk

Anchore

CloudTrail

Config

Security Hub

GuardDuty

CloudWatch

Systems Manager

Inspector

Job description

CAC I International Inc. is seeking an Information Systems Security Officer (ISSO) to support the RMF lifecycle and maintain the Authority to Operate for complex cloud environments.

You will collaborate with developers, systems engineers, and government stakeholders to implement security controls, monitor posture, and manage vulnerabilities across cloud platforms such as AWS and Azure. The ideal candidate has 3-6 years in cybersecurity or information assurance, holds TS/SCI with Poly, and meets