Linux Systems Administrator
Alexandria, VA(onsite)
Fulltime
Active TS / SCI
Responsibilities
Administer and maintain Linux systems operating within high-side / classified environments, ensuring operational stability, performance, and compliance with federal security requirements.
Perform secure system configuration, patching, and hardening in accordance with DISA STIGs, NIST standards, and agency security policies.
Manage system lifecycle operations, including provisioning, configuration management, updates, and decommissioning of Linux servers in classified networks.
Monitor and optimize system performance, storage, and resource utilization across secure infrastructure environments.
Implement automated system administration scripts and tools to improve operational efficiency and reduce manual intervention.
Troubleshoot and resolve system outages, configuration issues, and security incidents affecting high-side systems.
Support secure integration of Linux platforms with identity management, access control, and network security infrastructure.
Maintain secure backup and recovery processes to ensure continuity of operations in classified environments.
Key Skills
Linux System Administration | RHEL/CentOS | STIG Hardening | Patch Management | Secure Infrastructure