Information Systems Security Officer at CACI in Austin, TX

  • Company: CACI
  • Location: Austin, TX
  • Salary: $83K – $174K
  • Job type: full time
  • Workplace: onsite
  • Posted: 2026-10-30

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Job description

Job Title: Information Systems Security Officer 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 * * * The Opportunity: CACI is seeking a Cyber Security professional with experience fulfilling customer requirements for system security posture assessment, authorization process execution, and continuous monitoring to work as part of a team supporting CACI products. The successful candidate will work with CACI team members to assess information security controls on new and existing systems, work with system owners to resolve/mitigate information security findings and help maintain security posture of systems/networks. Conduct Risk Management Framework (RMF) tasks for obtaining Authorization to Operate (ATO) for CACI systems/networks. Responsibilities: • Collaborate with system integrators and administrators to harden information systems to the required acceptable level • Provide full Assessment & Authorization (A&A) support and technical security guidance in all phases of the system authorization process and/or Risk Management Framework (RMF) • Generate and author security documentation in support of security authorization efforts • Conduct security review of information system security plans (SSP) for networks and information systems • Conduct research to identify security vulnerabilities and provide guidance to mitigate risks to information systems • Provide corrective actions into a coherent information security strategy • Review and analyze systems/networks architecture diagrams • Convey knowledge and security focused comprehensive solutions to technically complex systems and challenges encountered while implementing security Qualifications: Required: • Must have an active Top Secret/SCI clearance to start • Bachelor’s degree in information technology and/or information systems related discipline desired (will consider experience in lieu of degree) and 5 or more years of experience Experience: • Strong background in Information Technology processes and/or systems administration • 5+ years recent experience generating and implementing System Security Accreditation/ICD 503 packages for DoD and/or IC Customers • 5+ years recent experience establishing security processes, practices and principles for TOP SECRET communication network connected systems • 5+ years’ recent experience with NIST SP 800-53, CNSSI 1253, and FISMA requirements • RMF Working knowledge • Windows and Linux working knowledge • Understanding of networking concepts • 8570.01/8140.03 Compliant: Security+ or equivalent • Ability to work independently with minimal supervision as well as part of a team Desired: • Ability to work in an agile, fast paced environment • Excellent verbal and written communications for technical and security related topics • Experience with XACTA and or eMASS • Use of network security vulnerability assessment tools including ACAS - NESSUS, SCAP, and HBSS • Knowledge of DoD/IC Information Assurance Vulnerability Management (IAVM) and Configuration Management processes • Desired Certifications: Certified Information Systems Security Professional (CISSP), Certified Governance Risk Compliance (CGRC), Linux OS Certifications - 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 purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most criti

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