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# System Administrator

- **Company:** Zachary Piper
- **Location:** Fort Meade, MD, United States
- **Experience:** Expert
- **Salary:** $120,000.0 - $220,000.0
- **Contract:** Permanent contract
- **Skills:** Proxmox, CompTIA Security+, Computer Networks, Linux, Document Management Systems, Domain Name System (DNS), Identity and Access Management, Lightweight Directory Access Protocols (LDAP), NetApp Applications, Network Architecture, Network Connections, Network Service, Oracle (Applications), Red Hat Enterprise Linux, Oracle Linux, Virtual Machines, Virtualization Technology, Software Vulnerability Management, Scripting, Software Troubleshooting, Data Management, ZFS File System, Cisco, Vmware
- **Published:** October 30, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9274135/system-administrator

## About the Role

* Minimum of 5 years of experience as a System Administrator supporting enterprise infrastructure environments.

 * Hands-on experience administering and troubleshooting Linux-based operating systems and infrastructure.

 * Experience supporting Oracle Linux environments or comparable enterprise Linux distributions.

 * Strong virtualization experience with OLVM, oVirt, Proxmox, VMware, or similar platforms.

 * Experience supporting enterprise storage solutions such as Oracle ZFS, NetApp, Dell EMC, or similar technologies.

 * Intermediate knowledge and hands-on experience with Cisco network administration and Cisco IOS-XE platforms.

 * Strong understanding of CVE remediation processes and IAVM management requirements.

 * Advanced scripting experience with the ability to modify existing scripts and develop new automation solutions.

 * Experience supporting identity management services such as FreeIPA, LDAP, or similar platforms.

 * Active CompTIA Security+ certification required.

 * Active TS/SCI with Full Scope Polygraph (FSP) clearance required.

 * Strong troubleshooting, organizational, documentation, and communication skills.

## Description

Piper Companies is seeking a System Administrator to support a secure government contracting environment responsible for maintaining critical Linux infrastructure, virtualization platforms, shared storage systems, identity services, and network components. The System Administrator will play a key role in ensuring the stability, security, and availability of both classified and unclassified environments while supporting day-to-day operations, vulnerability remediation, and infrastructure management., * Administer Oracle Linux 8, 9, and 10 systems, including installation, configuration, patching, monitoring, maintenance, and troubleshooting.

 * Manage and support unclassified user virtual machines within Oracle Linux Virtualization Manager (OLVM).

 * Maintain Oracle ZFS Storage Appliance shared storage environments supporting classified and unclassified systems.

 * Support FreeIPA identity management and DNS services within enterprise environments.

 * Configure, troubleshoot, and maintain network connectivity in coordination with network engineering teams.

 * Administer and support Cisco IOS-XE devices and related network infrastructure.

 * Assess Common Vulnerabilities and Exposures (CVEs), track remediation efforts, and support IAVM compliance activities.

 * Document system configurations, operational procedures, maintenance activities, incidents, and infrastructure changes.

 * Maintain reliable uptime and operational performance across virtualization, storage, identity, and network services.

 * Develop, modify, and maintain automation and administrative scripts to improve operational efficiency and consistency.