Needus is seeking an experienced Senior XDR/Endpoint Security Engineer for a 12+ month contract in Australia. The role focuses on hands-on EDR/XDR security, incident response, and SOC collaboration to detect and respond to threats across enterprise endpoints. The ideal candidate has practical experience with Cortex XDR, CrowdStrike Falcon, or Defender for Endpoint and can tune detections and collaborate with security teams to strengthen operations.