IBM Tivoli System Automation for z/OS (SA z/OS) plays an important role in improving system and application availability for planned and unplanned outages as well as providing for fast and robust operations in a continuosly changing IT-environment. SA z/OS is designed to automate z/OS system operations and System z hardware operations including the coordination of I/O switch configuration activities. Our speaker will explain the basic concepts of the SA z/OS system operations component that automates many system console operations. He will discuss selected operator tasks such as startup, monitoring, recovery and shutdown of z/OS subsystems, components, and applications as well as operator assistance functions that facilitate some of the daily operating tasks.