Senior ISSO: RMF & Cybersecurity Leader (TS/SCI)

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

Job summary

CAC I International is seeking an Information Systems Security Officer (ISSO) to guide RMF, craft security architectures, and lead cybersecurity efforts for DoD/IC customers. You will coordinate RMF artifacts using XACTA and ServiceNow, develop security plans, and present security strategies to stakeholders.

The role requires TS/SCI with Polygraph, a bachelor’s degree, and at least seven years of DoD cybersecurity experience, with hands-on work on Linux and risk assessment tools.

Qualifications

• Active TS/SCI clearance with Polygraph.
• Bachelor’s degree.
• Minimum seven years of recent DoD information systems security and/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.
• Strong communication and presentation skills.

Responsibilities

• Lead and manage the full Risk Management Framework (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

NIST 800 series

DISA STIGs

A&A processes

MFA & encryption

Patch management

Linux OS

Risk assessment tools

Education

Bachelor’s degree

Tools

XACTA

ServiceNow

Tenable Nessus

ACAS

SCAP

Job description

CAC I International is seeking an Information Systems Security Officer (ISSO) to guide RMF, craft security architectures, and lead cybersecurity efforts for DoD/IC customers. You will coordinate RMF artifacts using XACTA and ServiceNow, develop security plans, and present security strategies to stakeholders.

The role requires TS/SCI with Polygraph, a bachelor’s degree, and at least seven years of DoD cybersecurity experience, with hands-on work on Linux and risk assessment tools.