Information System Security Officer Austin, TX, US
Listed on 2026-08-21
-
IT/Tech
Cybersecurity, Information Security & Data Protection, Systems Engineer, Network Security
Job Title:
Information System 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:
Local
Office location for this opportunity is in:
Austin, TX
CACI, Inc. Delivers industry leading Signals Intelligence exploitation and Electronic Warfare (SIGINT/EW) products that enable our nation’s tactical warfighters to effectively utilize distributed grids of networked sensors, assets, and platforms to perform a variety of critical national security driven missions.
ResponsibilitiesCACI 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.
More About this Role- Collaborate with system integrators and administrators to harden information systems to the required acceptable level
- Provide full Assessment & 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 the 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
- 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
- Must have an active Top Secret/SCI clearance to start
- 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
- US Citizenship is required
- 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
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…
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