Piper Companies is seeking a System Administrator to support a secure government environment in Annapolis Junction, MD. The System Administrator will be responsible for maintaining critical enterprise infrastructure and ensuring the reliability of systems supporting mission operations. Responsibilities of the System Administrator: • Administer and maintain Linux-based operating systems and infrastructure services. • Troubleshoot system, network, and application issues. • Support virtualization, storage, identity management, and networking components. • Monitor system performance and ensure availability of critical services. • Implement system updates, configurations, and security controls. • Collaborate with engineering teams to improve infrastructure reliability. Qualifications of the System Administrator: • Active TS/SCI clearance with Full Scope Polygraph (FSP). • Minimum of 5 years of System Administration experience. • Hands-on Linux administration experience. • Active CompTIA Security+ certification. • Experience supporting enterprise infrastructure environments. • Strong troubleshooting and analytical skills. Compensation for the System Administrator includes: • Salary range: $80,000 - $200,000 depending on experience • Comprehensive benefits package including medical, dental, vision, 401(k), and PTO • Opportunity to support mission-focused technology programs This job opens for applications on 11/6/2026. Applications for this job will be accepted for at least 30 days from the posting date. #LI-JN1 #LI-ONSITE