Monday, March 30, 2020

System Administrator Tasks


The function of the system administrator is very broad and varies greatly from one organization to another. System administrators are generally responsible for installing, supporting, and maintaining servers or other IT systems, planning and responding to service outages and other problems. Other functions may include scripts or lightweight programming, project management related to system related projects.

The system administrator is responsible for the following:
User administration (account management and settings)
Maintenance system
Make sure the device is functioning properly
Quickly arrange hardware repairs in case of hardware failure
Monitor system performance
Create a file system
Install software
Backup and restore policy
Monitor network communication
Update the system as soon as a new version of the operating system and application software is released
Implement policies for the use of IT systems and networks
Configure security policies for users. The system administrator must have a strong understanding of computer security (eg Firewalls and intrusion detection systems)
Documentation in the form of an internal wiki
Password and identity management
Cloud computing and system administrator
Cloud computing is nothing more than a large number of computers connected via the Internet / Wan. Cloud computing is now part of technology and system administrators must rely on:

Automation software such as dolls, cooks, etc.
Cloud infrastructure such as AWS, Openstack etc.
Network services in the cloud such as content distribution networks (Akamai, CloudFront etc.) and DNS servers.
Source control
Design best practices for backup and entire infrastructure.

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