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# Information System Security Officer (ISSO)

- **Company:** Cyber Defense Technologies
- **Location:** Richardson, TX, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Software Documentation, Information Systems, Linux, Information Security Management, Information Technology Audit, Security Content Automation Protocol, VMware Virtualization, Computer Networking Systems, Information Security Management System, Vulnerability Analysis
- **Published:** May 19, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=825fe3f3a50eec96

## About the Role

* Bachelor degree or equivalent years of either professional or military experience in related field
 * 4+ years of experience working as an ISSO supporting a government customer

## Description

* Ensure the implementation of Information System security controls continue to meet organization and customer requirements.
 * Review system documentation to confirm it accurately reflects the system security posture, capabilities, processes, and ensure it remains in compliance with designated security controls.
 * Monitor System Logs in accordance with System Audit and Accountability Policies
 * Contribute to the upkeep of the Information System Authorization to Operate through the management of Continuous Monitoring Strategies and Artifacts
 * Secure and maintain system components IAW established Security Technical Implementation Guides (STIG) and customer directives.
 * Update anti-virus definitions, IPs signatures, and scan plugins to ensure visibility into the latest threats and attack vectors.
 * Assess network vulnerability scans and work with system engineers to schedule and apply patches in accordance with risk tolerance.
 * Manage system baseline changes and perform Security Impact Assessments to comply with customer and organization Change Control Processes
 * Review and Update System Security Plan and controls based on evolving and cutting-edge requirements in order to minimize system risk and maintain acceptable security posture.

Technical Areas of Expertise:

 * NIST 800-53, RMF, and/or ICD 503
 * Linux/Unix
 * Windows Operating Systems
 * DISA STIGs & SCAP scans
 * Cisco Networking Appliances
 * VMWare Virtualization


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