Information Assurance (IA) Cyber Security Engineer

CACI International Inc; Hampton (VA); On-site; USD 75,200 - 158,100; Full time

Job summary

CACI International Inc. is seeking an Information Assurance (IA) Cyber Security Engineer to join a mission-focused team securing Air Force IC Enterprise CDS and external services.

You will design, implement, and sustain robust security controls protecting classified and unclassified information in multi-level environments. The role requires a TS/SCI clearance, 5+ years of relevant experience, RMF/ATO, DISA STIGs, and DoD 8140 certifications, with hands-on work on XACTA and ELK/Splunk dashboards.

Qualifications

• Active TS/SCI with SCI eligibility required.
• Minimum 5 years of relevant experience.
• Current DoD 8140 cybersecurity cert (e.g., Security+, CISSP).
• Experience with XACTA.
• Experience tracking CVUs.
• Experience with ELK or Splunk dashboards.

Responsibilities

• Develop and enforce security policies for enterprise and CDS environments.
• Conduct security assessments across cross-domain systems.
• Apply RMF including ATO and continuous monitoring.
• Ensure compliance with DISA STIGs and NIST standards.
• Monitor events, investigate incidents, support response.
• Review configurations for user-facing apps and services.
• Prepare SSPs, POA&Ms, control matrices.
• Collaborate with platform engineers to integrate controls.
• Partner with civilian/military personnel to uphold procedures.

Skills

RMF experience

Security policy

Customer service

Collaboration

ELK Splunk

DoD 8140

Education

BA/BS in related field

Tools

XACTA

Splunk

Windows

Linux

Job description

Job Title: Information Assurance (IA) Cyber Security Engineer

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

Opportunity

Join a mission-focused team responsible for securing the Air Force IC Enterprise Cross Domain Solution (ECDS) and External Services across multiple locations as an Information Assurance (IA) Cyber Security Engineer. In this role, you will design, implement, and sustain robust security controls that protect both classified and unclassified information. You’ll help ensure secure operations in multi‑level security environments while supporting intuitive user interface applications and critical enterprise services. If you’re passionate about defending complex systems and contributing to national security, this position offers a meaningful and rewarding path.

Responsibilities

• Develop, implement, and enforce security policies and controls for enterprise and CDS environments
• Conduct security assessments and vulnerability evaluations across cross‑domain and adjacent systems
• Apply Risk Management Framework (RMF) principles, including security control assessments, ATO activities, and continuous monitoring
• Ensure compliance with DISA STIGs, NIST standards, and Air Force IC cybersecurity requirements
• Monitor security events, investigate incidents, and support coordinated incident response
• Review and validate security configurations for user‑facing applications and support services
• Prepare and maintain security documentation, including SSPs, POA&Ms, and control matrices
• Work closely with platform engineers to integrate security controls into system architecture
• Partner with civilian and military personnel to uphold physical, network, and cybersecurity procedures

Required Qualifications

• Active Top Secret clearance with SCI eligibility
• BA/BS degree in a related field (AA/AS and additional experience may be considered)
• Minimum 5 years of relevant experience
• Current DoD 8140 cybersecurity certification (e.g., CompTIA Security+, CISSP)
• Strong problem‑solving abilities and a customer‑service mindset
• Extensive experience with system/server hardware, operating systems, software applications, and network connectivity
• Proactive approach to anticipating and resolving issues while optimizing resources
• Experience collaborating effectively with client managers and system users
• Experience with XACTA
• Experience tracking and reporting CVUs
• Experience with ELK or Splunk dashboards

Desired Qualifications

• Administrator‑level certifications in technologies such as Microsoft, RHEL, Linux, or VMware

Salary & Benefits

Proposed Salary Range: $75,200–$158,100

Benefits include healthcare, wellness, financial, retirement, family support, continuing education, and time off.

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.