June 17, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. The ideal candidate will bring hands-on experience maintaining Assured Compliance Assessment Solution (ACAS) servers at the Operating System (OS) level, experience with the Enterprise Mission Assurance Support Service (eMASS) activities, conducting STIG/patching evaluations, and supporting Information Assurance Vulnerability Management (IAVM) compliance for both AGUN systems and infrastructure components.