Senior ISSO - RMF Lead for DoD Cyber Ops (TS/SCI)

CACI International Inc; Sarasota (FL); On-site; USD 86,000 - 180,000; Full time

Job summary

CACI International Inc. is seeking an Information Systems Security Officer (ISSO) to support IC customers worldwide. You will lead RMF activities, collaborate with development teams, and develop security plans and architectures to meet stringent DoD requirements.

The role requires active TS/SCI with Polygraph, a bachelor’s degree, and hands-on Linux experience, plus DoD 8140 IAT II and IAM Level III certifications. Occasional travel is expected across CONUS.

Qualifications

• Active TS/SCI clearance with Polygraph.
• Bachelor’s degree.
• 7+ years of DoD information systems security or cybersecurity experience.
• DoD 8140 IAT Level II or higher certification (e.g., CompTIA Security+).
• Active IAM Level III certification (e.g., CISSP, CEH, CASP).
• Hands-on experience with Linux operating systems.
• Knowledge of XACTA, ServiceNow, and risk assessment tools and methodologies.
• Experience designing secure systems, networks, and application architectures.
• Strong understanding of NIST 800 Series, DoD 8140, DISA STIGs/SRGs, and A&A processes.
• Familiarity with IAVM, IAVAs, CIA security principles, multi-factor authentication, encryption, endpoint security, patch management, intrusion detection, and defense-in-depth.
• Experience with Tenable Nessus, ACAS, and SCAP.
• Ability to complete and review DISA STIGs.

Responsibilities

• Lead and manage the full RMF process.
• Collaborate with system development teams to identify required RMF artifacts and upload them into XACTA and ServiceNow.
• Develop security plans, policies, architectures, and design documentation.
• Configure and implement cybersecurity solutions that meet customer performance requirements and specifications.
• Create and deliver technical presentations to customers and stakeholders.
• Conduct risk analyses using CVEs, plugins, IAVAs, and related security information.
• Support security compliance operations, asset onboarding, and application security assessments.
• Travel to CACI or customer locations as needed.
• Promote and maintain a safe work environment in alignment with CACI EH&S policies.

Skills

RMF process

Risk analysis

Cybersecurity best practices

Written and verbal communication

Presentation skills

Education

Bachelor's degree

Tools

XACTA

ServiceNow

Tenable Nessus

ACAS

SCAP

Job description

CACI International Inc. is seeking an Information Systems Security Officer (ISSO) to support IC customers worldwide. You will lead RMF activities, collaborate with development teams, and develop security plans and architectures to meet stringent DoD requirements.

The role requires active TS/SCI with Polygraph, a bachelor’s degree, and hands-on Linux experience, plus DoD 8140 IAT II and IAM Level III certifications. Occasional travel is expected across CONUS.