Sr. System Administrator (Windows & Linux) with Security Clearance

Piper Companies is seeking a Sr. System Administrator (Windows & Linux) to join an established government technology organization supporting enterprise infrastructure and cybersecurity initiatives for a fully onsite contract opportunity based out of Fort Meade, MD. The Sr. System Administrator (Windows & Linux) will provide advanced administration across multi-platform server environments while supporting compliance and security programs. Responsibilities of the Sr.

System Administrator (Windows & Linux) include: · Administer and maintain enterprise Windows and Linux server environments. · Support vulnerability assessment, compliance initiatives, and security remediation efforts. · Perform advanced troubleshooting, upgrades, patching, and system maintenance. · Monitor system health and respond to incidents impacting infrastructure availability. · Collaborate with technical teams to improve performance, security, and operational efficiency. Qualifications for the Sr.

System Administrator (Windows & Linux) include: · 10+ years of systems administration experience. · Strong experience supporting Windows and Linux operating systems. · Experience utilizing tools such as Nessus, Splunk, or similar security platforms. · Active Security+ CE certification or higher. · Active TS/SCI with Full Scope Polygraph clearance. Compensation for the Sr. System Administrator (Windows & Linux): Salary Range: $170,000-$210,000/year (USD) Comprehensive Benefits: Medical, Dental, Vision, sick leave if required by law, and 401K This job opens for applications on 11/2/26.

Applications for this job will be accepted for at least 30 days from the posting date.

Keywords: Windows Administrator, Linux Administrator, Splunk, Nessus, Vulnerability Management, Security Compliance, Infrastructure Support, System Administration, Security+, TS/SCI, Full Scope Polygraph #LI-MB1 #LI-ONSITE