Senior Linux Systems Administrator Govt DevOps & Security

ARSIEM Corporation is seeking a motivated Linux Systems Administrator to join a small, diverse team supporting IDO mission systems in Annapolis Junction, MD. The role focuses on DevOps architecture, open-source tooling, and maintaining security posture for government clients. The candidate will design, operate, and optimize O&M activities across server architectures, VMs, networks, and monitoring platforms to ensure reliability and performance. A TS/SCI clearance with polygraph is required. J-18808-Ljbffr