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# Senior Linux Systems Administrator [$320k/yr+] TS/SCI-FS Poly

- **Company:** SYSTOLIC, INC.
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Salary:** $320,000.0
- **Contract:** Permanent contract
- **Skills:** Linux, Domain Name System (DNS), Networking Hardware, Linux Servers, Network Connections, Oracle (Applications), Oracle Linux, Virtual Machines, Virtualization Technology, Software Vulnerability Management, Computer Networking Systems, System Availability, Reliability of Systems, ZFS File System, Cisco
- **Published:** October 30, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9275611/senior-linux-systems-administrator-320kyr-tssci-fs-poly

## About the Role

* Degree: Technical bachelor's degree or equivalent experience
 * Years of experience: 14+ years
 * Total Compensation: $320k+ yearly (tentative)

## Description

* Administer and maintain Linux servers, virtualization infrastructure, shared storage, and Cisco networking equipment.
 * Oversee Oracle Linux environments, user virtual machines, and FreeIPA identity and DNS services.
 * Perform vulnerability remediation, CVE assessments, and IAVM tracking to ensure operational security and high availability., * Administer Oracle Linux systems (versions 8, 9, and 10), including installation, configuration, patching, monitoring, and troubleshooting.
 * Manage user virtual machines within Oracle Linux Virtualization Manager (OLVM).
 * Maintain Oracle ZFS Storage Appliance shared storage infrastructure across unclassified and classified environments.
 * Support FreeIPA identity and DNS services for system environments.
 * Configure and troubleshoot network connectivity and Cisco IOS-XE network devices.
 * Assess Common Vulnerabilities and Exposures (CVEs), track remediation efforts, and support IAVM management.
 * Document configurations, maintenance procedures, incidents, and system changes.
 * Ensure network and system reliability to maintain high availability and minimize user downtime.