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What does a Linux Administrator do?

Photo of Brenna Goyette
Brenna Goyette
Certified Professional Resume Writer, Career Expert

Published 3 min read

A Linux administrator is responsible for the upkeep, configuration, and reliable operation of computer systems running the Linux operating system. They may also be involved in the installation and maintenance of software applications that run on Linux systems.

Linux Administrator job duties include:

  • Install and configure Linux systems
  • Manage user accounts and permissions
  • Perform system backups and recovery
  • Monitor system performance and troubleshoot issues
  • Install and update software packages
  • Security hardening of Linux systems
  • Create and maintain documentation for Linux systems
  • Respond to user inquiries and support requests
  • Liaise with vendors for technical support
  • Train new users on Linux systems

Linux Administrator Job Requirements

A Linux administrator typically needs a minimum of a bachelor's degree in computer science, although some employers may require a master's degree. Many administrators also have industry certifications, such as the Linux Professional Institute Certification (LPIC) or the Red Hat Certified Engineer (RHCE). In addition to education and certification, a Linux administrator must have experience working with the Linux operating system. Employers often prefer candidates who have at least five years of experience working with Linux.

Linux Administrator Skills

  • Linux
  • Unix
  • Red Hat
  • Ubuntu
  • CentOS
  • Debian
  • Kernel
  • Shell scripting
  • Perl/Python/Ruby
  • Apache/NGINX
  • MySQL/PostgreSQL
  • DNS/DHCP/NFS

Related: Top Linux Administrator Skills: Definition and Examples

How to become a Linux Administrator

Linux is a powerful and versatile operating system that is perfect for servers and workstations. As a Linux administrator, you will be responsible for managing and configuring Linux systems. To become a Linux administrator, you will need to have a strong understanding of the Linux operating system and how it works. You will also need to be familiar with the command line interface and be able to use it to manage your system. In addition, you will need to be able to troubleshoot problems and be able to resolve them in a timely manner.

Related: Linux Administrator Resume Example

Related: Linux Administrator Interview Questions (With Example Answers)

Editorial staff

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Editor

Brenna Goyette

Expert Verified

Brenna is a certified professional resume writer, career expert, and the content manager of the ResumeCat team. She has a background in corporate recruiting and human resources and has been writing resumes for over 10 years. Brenna has experience in recruiting for tech, finance, and marketing roles and has a passion for helping people find their dream jobs. She creates expert resources to help job seekers write the best resumes and cover letters, land the job, and succeed in the workplace.

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