IT infrastructure management refers to the process of maintaining an organization's technological components, including hardware, software, networks, and data storage, to ensure smooth operation. This includes tasks such as backup and recovery, system performance monitoring, network configuration, and cybersecurity measures. IT managers are responsible for setting up, maintaining, and troubleshooting systems, and their responsibilities include system security, standards and procedures, performance monitoring, documentation and reporting, and systems development. Effective infrastructure management can provide benefits such as reduced downtime, streamlined operations, improved response time, cost savings through automation and efficiency gains, and enhanced data security.