A system administrator is a person in charge of maintaining and managing one or more computer systems. A system administrator is responsible for tasks such as installing and configuring software and hardware, managing the network and servers, backing up and restoring in case of failure, and ensuring that systems are always available and working properly.
There are different types of system administrators, depending on the type of systems they manage or the tasks they perform. Some of them are:
- Network systems administrator: responsible for maintaining and managing the network of a company or organisation.
- Database administrator: in charge of managing and maintaining the databases of a company or organisation.
- Operating systems administrator: responsible for installing, configuring and maintaining the operating systems of a company or organisation.
- Storage systems administrator: in charge of managing and maintaining the storage systems of a company or organisation.
- Virtual systems administrator: responsible for managing and maintaining the virtual systems of a company or organisation.
- Cloud computing systems administrator: responsible for managing and maintaining the cloud computing systems of a company or organisation.
A system administrator is a person responsible for the installation, configuration and maintenance of a company’s or organisation’s computer systems. Their job is to make sure that the systems are always up and running and that they are secure and efficient. This includes tasks such as installing and updating software, backing up data, monitoring system performance and resolving any problems that may arise. System administrators may also be responsible for planning and implementing projects related to the computer system, as well as training and advising other users of the system.
What does a system administrator do?
The tasks of a system administrator may vary depending on the size and complexity of the computer system of the company or organisation in which he/she works. In general, a system administrator may have to perform the following tasks:
- Install and configure operating systems and computer applications.
- Back up data and ensure that it is recoverable in case of a problem.
- Monitor system performance and detect any problems or inefficiencies
- Ensuring that the system complies with security standards and protecting it against possible cyber attacks
- Resolve technical problems that may arise, either remotely or by visits to the company site
- Advise other users of the system and help them to solve problems they may have
- Planning and executing IT-related projects, such as implementing new systems or improving existing systems
- Keeping up to date with the latest technologies and trends in the IT field, in order to be able to apply them at work.
