May 20, 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. Responsibilities include monitoring system operations, applying patches and updates, reviewing performance logs to identify anomalies, troubleshooting technical issues, and recommending system configurations and functional improvements to support operational and customer requirements.