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# Senior Linux Systems Administrator [$348k/yr+] TS/SCI-FS Poly

- **Company:** SYSTOLIC, INC.
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Salary:** $348,000.0
- **Contract:** Permanent contract
- **Skills:** Bash Shell, Configuration Management, System Configuration, Continuous Availability, Linux, Monitoring of Systems, Python (Programming Language), Linux System Administration, NetBackup, Package Management Systems, Red Hat Enterprise Linux, Ansible, Software Configuration Management, Software Vulnerability Management, System Availability, Infrastructure Automation Frameworks, Nessus, Data Management, Puppet, Vulnerability Analysis
- **Published:** October 30, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9275627/senior-linux-systems-administrator-348kyr-tssci-fs-poly

## About the Role

* Degree: Technical bachelor's degree or equivalent experience
 * Years of experience: 20+ years
 * Total Compensation: $348k+ yearly (tentative)

## Description

* Administer and optimize enterprise Linux production environments with a focus on high availability, performance, and security.
 * Manage enterprise storage solutions and backup operations utilizing IBM Enterprise Storage and Veritas NetBackup.
 * Execute vulnerability remediation with Nessus, perform package management via YUM, and develop automation scripts using Python, Bash, Ansible, or Puppet., * Administer, maintain, and optimize Linux-based systems within an enterprise production environment.
 * Manage and support IBM Enterprise Storage systems, ensuring optimal performance and continuous availability.
 * Configure, monitor, and troubleshoot Veritas NetBackup for enterprise backup, archival, and recovery operations.
 * Perform operating system patching, package updates, and repository management using YUM.
 * Conduct vulnerability scans and implement remediation actions using Nessus to maintain security compliance.
 * Implement and maintain system hardening baselines and security policies across infrastructure.
 * Monitor system performance, conduct proactive health checks, and perform root-cause troubleshooting.
 * Develop and maintain infrastructure automation and configuration management scripts utilizing Bash, Python, Ansible, or Puppet.
 * Maintain comprehensive documentation covering system configurations, standard operating procedures, and compliance requirements.