Information Systems Security Officer ISSO

Location: Lackland AFB;
San Antonio, TX

Clearance Required: TS/SCI

Required Citizenship: Must be a U.S. Citizen

G6 Cyber Solutions (G6CS) is at the forefront of delivering innovative technology solutions that enhance national security and support critical military operations. Our commitment to excellence drives us to develop and maintain cutting‑edge systems and capabilities in direct support of the warfighter.

Currently, G6CS is seeking a motivated and mission‑oriented Information Systems Security Officer (ISSO) to join our team in support of Air Force operations at Lackland AFB. In this role, you will serve as the subject‑matter expert on Assessment and Accreditation and Continuous Risk Monitoring of customer information systems, working in close coordination with the Information Systems Security Manager (ISSM). If you thrive in a dynamic, classified environment with a focus on cybersecurity, risk management, and system compliance, this is an opportunity to contribute to mission‑critical projects that make a real difference.

• Bachelor's degree and five (5+) years of related secure information system experience, or any equivalent combination of education, training, and experience in lieu of degree.
• Working knowledge of system functions, security policies, technical security safeguards, and operational security measures.
• Working experience with RMF, ICD 503, CNSSI 1253, NIST SP 800-53/53A, STIGs, NISPOM Chapter 8, and DAAPM Manual.
• Experience identifying and defining security requirements based on organizational need or as the result of a security issue that puts systems at risk.
• Administrative knowledge of Microsoft operating systems.
• Experience with Linux variants such as RHEL.
• Strong documentation skills with the ability to create, maintain, and document security baselines and configuration management records.
• Excellent verbal and written communication skills with strong customer service skills.

• Experience with ACAS and Xacta for vulnerability scanning and system authorization workflows.
• Experience with network auditing and SIEM tools such as Splunk or Elastic.
• Experience developing technical solutions and security tools to help mitigate vulnerabilities and automate repeatable tasks.
• Familiarity with providing security education and awareness training to cleared personnel.

• Assist the ISSM in establishing and maintaining the required network security posture through Risk Mitigation and Risk Management, providing analytical and technical security recommendations to IT section members and the Configuration Control Board (CCB).
• Identify and define security requirements based on organizational need or as the result of security issues that place systems at risk.
• Assist in the development of technical solutions and new security tools to help mitigate security vulnerabilities and automate repeatable tasks.
• Create, maintain, and document security baselines to ensure consistent and compliant system configurations.
• Ensure configuration management for security‑relevant information system software, hardware, and firmware is properly maintained and documented.
• Monitor system recovery processes to ensure security features and procedures are properly restored following any disruption.
• Ensure that system security requirements are addressed during all phases of the system life cycle.
• Follow and enforce procedures for authorizing software, hardware, and firmware use prior to implementation on the system.
• Develop and deliver security education and awareness training to cleared employees.

• CompTIA Security+ and DoD 8570 IAT Level II certification or higher.
• Active TS/SCI clearance with a current investigation required. Applicant may be required to submit to a polygraph.
• B.S. in a technical field of study

• Additional certifications in cybersecurity, risk management, or information assurance relevant to DoD environments.