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Information System Security Engineer (ISSE)

CACI International Inc
United Statesfull_timeVerifiedPosted 10 Jul 2025
💰 $150,200/yr($71,500/yr$150,200/yr)

About the role

Information System Security Engineer (ISSE)

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

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The Opportunity:

As a Unit Level Intelligence (ULI) Toolkit Information System Security Engineer (ISSE), you will have the opportunity to shape cybersecurity solutions to support the USAF Air Combat Command Intelligence Directorate, ensuring high availability of critical defense systems. You will be responsible for creating and maintaining accreditation packages in Xacta and Enterprise Mission Assurance Support Service (eMASS), to ensure mission system configurations are compliant with enterprise security requirements.

Responsibilities:

  • Develop and submit ULI Toolkit accreditation packages with artifact collection to coincide with spiral development

  • Develop and maintain:

    • Security Concept of Operations (CONOPS)

    • Security Plan

    • Security Control Implementation

    • Accreditation package artifacts in Xacta to obtain any Authority to Operate (ATO) or Certificate to Field (CTF) for mission systems o Risk Management Framework (RMF) artifacts within ATO lifecycle

  •  Design, develop, configure, test, implement, and monitor cybersecurity solutions to protect networks, systems, services, and data from unauthorized access

  • Participate in the Configuration Control Board (CCB), including coordinating, scheduling, and attending meetings

  • Ensure:

    • Systems comply with established Department of Defense (DoD) and Air Force (AF) policies and directives

    • Product quality and timeliness of work, providing advice and guidance, resolving problems to meet objectives, and providing cybersecurity metrics

  • Assist cybersecurity assessors and auditors as required

  • Interpret Defense Information Systems Agency (DISA) Security Technical Implementation Guide (STIG) requirements

  • Perform assessments with enclave and network infrastructure devices

  • Identify and manage risks in an Information Technology (IT) environment, including analysis, monitoring, and mitigation of threats and risks

  • Audit information systems and applications for vulnerabilities
     

Qualifications:

Required: 

  • Active DOD Top Secret/SCI security clearance

  • Bachelor's degree in Computer Science, Software Engineering, Information Management Systems or a related discipline. Equivalent professional experience will be considered in lieu of degree

  • DOD 8140 certification at IAT Level 2 (i.e., Cisco Certified Network Associate (CCNA) Security, Cybersecurity Analyst+ (CySA+) {formerly CSA+}, Global Industrial Cyber Security Professional (GICSP), Global Information Assurance Certification (GIAC) Security Essentials (GSEC), Security+ Continuing Education (CE), or Systems Security Certified Practitioner (SSCP)

  • Knowledge of cybersecurity concepts and tools including DISA STIGs, Security Content Automation Protocol (SCAP), SCAP Compliance Checker (SCC) Tool, eMASS, Assured Compliance Assessment Solution (ACAS), Xacta

  • Excellent written and verbal communication skills

  • Experience with:

    • Fortify software scanning

    • Risk Management Framework packages and lifecycle

    • Creating and maintaining Cyber artifacts, documentation for RMF packages, including system security plans (SSPs), Plan of Action and Milestones (POA&Ms), and assessment reports

  • Knowledge of principles, theories, and concepts that contribute to the development of innovative principles and ideas

Desired:

  • Familiarity with:

    • RMF 4.0 and Continuous ATO

    • Docker and Kubernetes container orchestration system for Docker containers

    • Federal Risk and Authorization Management Program (FedRAMP), Defense Information Systems Agency (DISA) Approved Product List (APL), Reciprocity, DevSecOps

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What You Can Expect:

 

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher pur

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Company

CACI International Inc

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