Systems Administrator

Piper Companies is seeking a System Administrator to join a leading government contracting and national security organization for a remote contract position. The System Administrator will support and maintain critical Solaris and Linux infrastructure environments, ensuring secure, reliable, and compliant operations across enterprise systems.

Responsibilities of the System Administrator include:

· Administer and maintain enterprise Solaris and Linux server environments, ensuring system stability, availability, and performance.

· Manage storage infrastructure, backup operations, and disaster recovery processes utilizing enterprise-class storage and backup technologies.

· Conduct operating system patching, package deployments, and configuration management activities across production systems.

· Perform vulnerability assessments, remediation efforts, and system hardening initiatives to maintain compliance with security requirements.

· Troubleshoot infrastructure issues, support security audits, and collaborate with technical teams on upgrades, incident response, and operational improvements.

Qualifications for the System Administrator include:

· Active TS/SCI Full Scope Polygraph (FSP) clearance.

· Active CompTIA Security+ certification.

· 3+ years of experience administering Solaris operating systems within enterprise environments.

· 3+ years of Linux system administration experience supporting RHEL, CentOS, OLVM, or comparable platforms.

· Hands-on experience supporting IBM enterprise storage solutions.

· Strong background administering Veritas NetBackup environments and backup recovery operations.

· Experience performing vulnerability scanning and remediation using Nessus or similar security tools.

· Knowledge of YUM repositories, package management, and operating system patching best practices.

· Familiarity with security compliance frameworks, STE/STIN processes, and system hardening methodologies.

· Scripting experience with Bash, Python, or similar automation technologies.

· Bachelor's degree in Computer Science, Information Technology, or a related discipline; equivalent experience considered.

· RHCSA certification, automation tooling experience (Ansible, Puppet), and exposure to cloud or hybrid infrastructure environments are preferred.

Compensation for the System Administrator:

· Salary Range: $145,000-$165,000/year (USD)

· Comprehensive Benefits: Medical, Dental, Vision, sick leave if required by law, and 401K

This job opens for applications on 10/30/26. Applications for this job will be accepted for at least 30 days from the posting date.

Keywords: system administrator, Solaris, Linux, RHEL, Red Hat Enterprise Linux, CentOS, OLVM, IBM Storage, enterprise storage, Veritas NetBackup, backup administration, disaster recovery, vulnerability management, Nessus, system hardening, YUM, package management, patch management, Bash scripting, Python, automation, Ansible, Puppet, security compliance, STIG, infrastructure support, systems engineering, server administration, enterprise IT, incident response, network security, configuration management, TS/SCI, polygraph, Security+, high availability, data protection, operating systems, infrastructure operations.

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