Information Systems Security Engineering (ISSE)

Summary

CACI International Inc is seeking an Information Systems Security Engineering professional to support on-premise and cloud Department of Defense environments. The role focuses on STIG compliance, vulnerability management, privileged access management, secure configuration baselines, and technical security implementations while collaborating with cybersecurity architecture, GRC, and operations teams.

Responsibilities

• Implement and document STIG configurations across assigned systems and platforms
• Conduct Security Impact Analyses (SIAs) for proposed changes
• Run automated configuration validation using SCAP Compliance Checker
• Manage vulnerability tracking and remediation workflows within Tenable SC
• Evaluate cloud infrastructure security posture using Tenable Cloud Security
• Support CyberArk PAM setup and privileged access management
• Create and maintain secure configuration baselines
• Write detailed technical security control implementation guides
• Partner with the Cybersecurity Architect on technical security implementations

Skills

• Active Secret or TS clearance
• 3–5 years of security engineering or system‑hardening experience
• Hands‑on experience with STIGviewer and SCAP Compliance Checker
• Working experience with Tenable SC or similar vulnerability management platforms
• Strong knowledge of secure configuration management principles
• DoD 8140.03M DCWF Basic Tier: **CEH**
• DoD 8140 Interim Education Options
• Experience administering CyberArk PAM
• Familiarity with Tenable Cloud Security or comparable cloud assessment tooling
• Exposure to DoD cloud environments (IL2–IL6)
• DoD 8140.03M DCWF Intermediate Tier—one of the following: CEH(P), RCCE Level 1, Cloud+, CPTE, FITSP‑A, GCED, GCIH, GCSA, GICSP, GSEC, PenTest+, or Security+
• Bachelor's degree in Cybersecurity, Computer Science, Data Science, Information Systems, Information Technology, or Software Engineering

Qualifications

Must Haves

• Active Secret or TS clearance
• 3–5 years of security engineering or system‑hardening experience
• Hands‑on experience with STIGviewer and SCAP Compliance Checker
• Working experience with Tenable SC or similar vulnerability management platforms
• Strong knowledge of secure configuration management principles
• DoD 8140.03M DCWF Basic Tier: **CEH**
• DoD 8140 Interim Education Options

Nice to Haves

• Experience administering CyberArk PAM
• Familiarity with Tenable Cloud Security or comparable cloud assessment tooling
• Exposure to DoD cloud environments (IL2–IL6)
• DoD 8140.03M DCWF Intermediate Tier—one of the following: CEH(P), RCCE Level 1, Cloud+, CPTE, FITSP‑A, GCED, GCIH, GCSA, GICSP, GSEC, PenTest+, or Security+
• Bachelor's degree in Cybersecurity, Computer Science, Data Science, Information Systems, Information Technology, or Software Engineering

Benefits

• Flexible time off benefit
• Robust learning resources
• Learning and development opportunities
• Healthcare benefits
• Wellness benefits
• Financial benefits
• Retirement benefits
• Family support benefits
• Continuing education benefits
• Time off benefits