Categories: Dev

Top Network administration skills that power Linux Sysadmins’ careers

Author: Nikolay



Network administration skills for Linux are gaining greater attention in the IT field. Research indicates that 98% of the top 25 websites in the world use the Linux operating system. Over the past 3 years, Linux System Administrator job roles have gained lots of popularity. This is mainly due to the intensive development of Linux technology, and also due to the increased technical challenges faced by organizations around the world. 

If you are wondering whether a Linux job can suit you well, then keep reading through the article to find out more about Linux system administration. 

What is it to be a Linux system administrator?

Linux system administrators configure, maintain, and install Linux operation distributions such as Fedora manufactured by Red Hat, Open SUSE, and Ubuntu. As a Linux administrator, it’s your primary responsibility to install and maintain the Linux systems to carry out the company operations smoothly. Linux administrators also develop new systems in the organization and coordinate their efforts with individual users to ensure that the Linux system works correctly. Under these roles, you are also expected to develop a new system architecture that includes a back-end database and scripting languages for new applications. 

Conducting Server-side operations and troubleshooting roles like validation and retrieving data

Server-side processes usually occur when a page is sent back to the server, or when a user first requests a page. As a Linux administrator, your responsibility is to run the server-side code that is usually sent to the webserver to validate the page and allow the user to access the information. It’s also your responsibility to troubleshoot the webserver to eliminate failures in the system that arise from server-side synchronization.

Linux monitoring tools boost performance, and improve security

Some of the Linux server monitoring tools used to monitor the system include the PRTG network that observes and classifies its network. These Linux monitoring tools help the administrators review errors in the system and provide solutions for the users’ reported errors. It’s always recommended that the administrators frequently review the source code to make necessary changes to prevent cyber-attacks on the organization. By doing so, they boost system security and prevent further cyber-attacks.

Providing technical support

As a Linux administrator, the organization relies on your professional expertise. As a result, you will be expected to provide guidance and assistance to the users and other administrators in other departments. Also, Linux administrators usually work together with developers to resolve issues in the system that could hinder quality customer service. This role also includes monitoring the developed applications and systems, to debug and boost their security. 

What are the most important Network administration skills for Linux?

The network traffic packet capture

As a Linux administrator, you must analyze and interpret data traffic on the company’s website. As a result, it’s essential to be familiar with capture tools like tcpdump and Whiteshark. Additionally, it’s a requirement that you are familiar with SQL to handle database-related problems. SQL is an important programming language that will help you create an interface between the organization’s databases. Also it is crucial to be aware of Linux monitoring tools and have Network administration skills for Linux.

The vi editor is a fundamental aspect of this job

Although it’s an ancient tool, the vi editor is a standard editing tool used by all Linux administrators. The Nano editor is another tool commonly used by Linux administrators to create and edit texts for executing commands. The tool is usually installed by default on any Linux computer system. More powerful editors that can be used by Linux administrators include Vim and Emacs. These tools are very efficient and often used by organizations that handle large sets of data and customers.

Account management

It is a fundamental operation that is usually carried out by junior Linux administrators. It involves critical functions like backup and recovery, and troubleshooting to ensure that the client’s accounts are functional. Ping is among the commonly used tools for troubleshooting Linux operating systems. Other tools include ifconfig and netstat. 

Hardware setup, troubleshooting and Debian network config

It is a requirement that a Linux administrator possesses technical expertise that helps maintain computer hardware like disks and other peripherals. You need to be prepared for any failure in the system and take the necessary steps to troubleshoot and resolve these failures. Having technical expertise is essential, as it helps you understand the system architecture and quickly detect bugs that could hinder better performance. Another engaging admin task may be to restart network interface Linux after making some changes to the IP configuration without the need to reboot the Linux server. With the same domain level of experience may be a Debian network config operation. All these require knowledge and constant ugrade of qualification of the System administrator.

Some main everyday job challenges?

Lack of adequate time to complete daily tasks is a common challenge experienced by most Linux administrators. The administrator is expected to complete tons of work within a short period. This forces some administrators to work for long hours by sparing their free time to complete these tasks. Furthermore, it becomes challenging to work around users and other employees. They often distract you with questions that could end up diverting your attention from work. Lastly, staying in control of the system is sometimes very difficult because of constant developments in the system that create system failures. As a result, administrators spend most of their time trying to stay in control of the system by addressing new challenges.

What is most engaging to be a Linux “guru”?

The most engaging thing for a Linux guru is the technical aspect of the job. As an administrator, you possess technical expertise, Network administration skills for Linux that allows you to control the system operations. It also feels good when you solve technical problems, thus making you feel in control and recognized by the rest of the company’s employees.

Is there a bright future in front of Linux, and why?

There is a bright future for Linux because of the constant advancement in technology that requires Linux expertise. Only Linux experts can solve these challenges. As a result, more people should be interested to learn about Linux, to fill such positions in the future. Moreover, Linux is exciting, and once you become an expert, more organizations will seek your expertise because almost all business operations have been computerized. 

What do you need to learn to be a Linux system administrator?

The Kubernetes documentation

Kubernetes is a portable open-source platform that facilitates the management of containerized workloads and services. It’s an essential concept in Linux administration because it enables the administrator to configure and automate functions to build applications correctly. It is also important part of Linux monitoring tools for web service and nuild automations.

Linux Scripting languages

Most Linux developers argue that Python is the best Linux scripting language. However, as a Linux administrator, it’s essential to be familiar with other scripting languages like PHP, bash, and PERL. It is necessary to know scripting languages since they will help you run different codes on the system. Other examples of scripting codes include JavaScript and Perl. These scripting languages have variations that sometimes force the administrator to choose the most suitable depending on the code they would like to run.

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