
This Mid/Sr System Administrator role within Leidos' Intel Sector supports a complex, geographically distributed network environment focused on national security. The position involves installing and maintaining Windows and Linux servers, managing Active Directory configurations, and performing security hardening in high-assurance environments. Key responsibilities include optimizing system performance, managing vulnerability assessments, patching, and documenting infrastructure for incident resolution. The role appeals to candidates seeking to work on cutting-edge cybersecurity and signals intelligence projects with a team that values professional growth and technical upskilling. The position requires a Top Secret clearance with polygraph and offers flexible scheduling options alongside a collaborative culture dedicated to mission-critical innovation.




















