Who is the system administrator and what does he do?
In this article we will discuss who is a system administrator? What does the system administrator do? What should a system administrator be able to do? And also why the system administrator is an important link in every company.
Who is the system administrator?
A system administrator is an employee whose job responsibilities imply ensuring the regular operation of the computer equipment, network and software fleet. (The definition is taken from Wikipedia). This type of employees should be in every company at the moment because everything is now on the Internet. It is these people who are responsible for transferring and storing data on servers.
The system administrator is responsible for remote servers (If you rent them), as well as for physical servers if your server is located in the office. This employee will help you with connecting to the server, creating databases and other things that relate specifically to the administration of the server or network.
What does the system administrator do?
The duties of this specialist include the following
- Monitoring server and network health
- Troubleshooting server and networks
- Testing the server
- Replacement of components
- Assistance to employees in IT-related matters
- Server Update
As well as many other duties that are not necessarily indicated here, but they are also important and make up the daily routine of this specialist.
This specialist usually has one assistant who takes on some responsibilities.
What should a system administrator be able to do?
The system administrator has extensive knowledge of the operability of networks and computers. Due to his specialization, he needs to be able to carry out a large number of things. Such things include the following:
- Ability to assemble/disassemble computers and servers
- Ability to configure networks/routers, etc.
- Ability to diagnose problems and fix them
- To work with peripheral devices
- Understanding and experience with different operating systems
- Ability to work with the console
- Setting up accounts
- Testing the system
This knowledge should be enough for primary work experience in this field. In fact, the system administrator solves more different problems, but the points listed above are mandatory in order to start working in this area.
Why is a system administrator important in any company?
If employees have problems with computers, peripherals, network or account, they contact the system administrator. In turn, the system administrator helps them, and also makes sure that such errors do not occur in the future and do not occur globally across the company.
The sysadmin monitors the security of the system and networks, he is responsible for protecting the server from DDOS attacks, and also ensures the constant operability of the system. Thanks to this specialist, you will always be able to find out why your site started to work worse, and he will also be able to correct this situation.