TS/SCI w/ Poly Linux SME
Insight Global • Bethesda, MD • Posted June 08, 2026
About the Role
Job Description
We are seeking an experienced Linux Subject Matter Expert (SME) to provide advanced systems engineering and operational support for Cross Domain within a secure Defense Intelligence Agency (DIA) environment. This role is embedded with our Cross Domain Shared Services Framework (CDSSF) team and is responsible for maintaining, hardening, troubleshooting, and optimizing Linux-based systems across multiple domains and mission enclaves.
The ideal candidate will have a deep understanding of Red Hat Enterprise Linux (RHEL), system hardening (STIG), cross domain security architectures, and the accreditation processes necessary to support Top Secret/Sensitive Compartmented Information (TS/SCI) systems.
Key Responsibilities:
- Lead system engineering, patching, configuration, and lifecycle maintenance of RHEL/CentOS/Oracle Linux systems supporting CDS environments.
- Implement and maintain DISA STIG-compliant baselines using automation tools (e.g., Ansi...
We are seeking an experienced Linux Subject Matter Expert (SME) to provide advanced systems engineering and operational support for Cross Domain within a secure Defense Intelligence Agency (DIA) environment. This role is embedded with our Cross Domain Shared Services Framework (CDSSF) team and is responsible for maintaining, hardening, troubleshooting, and optimizing Linux-based systems across multiple domains and mission enclaves.
The ideal candidate will have a deep understanding of Red Hat Enterprise Linux (RHEL), system hardening (STIG), cross domain security architectures, and the accreditation processes necessary to support Top Secret/Sensitive Compartmented Information (TS/SCI) systems.
Key Responsibilities:
- Lead system engineering, patching, configuration, and lifecycle maintenance of RHEL/CentOS/Oracle Linux systems supporting CDS environments.
- Implement and maintain DISA STIG-compliant baselines using automation tools (e.g., Ansi...