A System Administrator is a professional responsible for managing and maintaining computer systems and networks within an organization. They ensure that all hardware and software are functioning properly, which helps keep the organization running smoothly. Their tasks include installing new software, troubleshooting issues, and performing regular updates to protect against security threats. In addition to technical skills, System Administrators often communicate with other staff to understand their needs and provide support. They play a crucial role in ensuring that employees can access the tools they need to do their jobs effectively, making them essential to the overall productivity of a company.