
LearnQuest
Skills you'll gain: Version Control, Git (Version Control System), Linux, DevOps, Development Environment, Application Deployment, Virtualization, Cloud Computing, Linux Administration, Devops Tools, Cloud Infrastructure, Containerization, Cloud Platforms, Infrastructure As A Service (IaaS), Software Versioning, Virtualization and Virtual Machines, Software As A Service, Virtual Networking, Virtual Machines, Platform As A Service (PaaS)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Red Hat Enterprise Linux, Linux Administration, Hardening, Linux Commands, Linux, Linux Servers, Security Controls, Authorization (Computing), Containerization, Computer Security, System Configuration, Identity and Access Management, Context Management
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Hardening, Remote Access Systems, Linux Servers, Linux Administration, Linux, Linux Commands, Authentications, Security Controls, Cryptographic Protocols, Key Management, Public Key Infrastructure, Package and Software Management, Software Installation
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Linux Administration, Linux, Linux Servers, Ubuntu, Operating System Administration, Red Hat Enterprise Linux, Unix, User Accounts, Linux Commands, User Provisioning, Systems Administration, System Configuration, Hardening, Security Controls, Authorization (Computing), Network Administration, Software Installation, Package and Software Management, Authentications, Open Source Technology
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Command-Line Interface, Linux, Ubuntu, Linux Administration, Linux Commands, Operating System Administration, Bash (Scripting Language), Software Installation, System Configuration, Network Troubleshooting, User Accounts, Networking Hardware, Network Support, Open Source Technology, File Management, Package and Software Management, Scripting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ubuntu, Linux, Linux Administration, Bash (Scripting Language), Linux Commands, Operating System Administration, Unix Shell, File Management, Unix Commands, Shell Script, Command-Line Interface, File Systems, grep, Software Installation, System Configuration, File I/O
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Linux Commands, Linux, Linux Servers, Command-Line Interface, Linux Administration, File Management, Unix, grep
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Linux, Linux Administration, Linux Commands, File Management, Linux Servers, User Accounts, File Systems, Unix, OS Process Management, Unix Shell, Command-Line Interface, User Provisioning, General Networking, Shell Script, Operating Systems, File I/O, Network Support, Remote Access Systems, Scripting, Dataflow
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Command-Line Interface, Unix Shell, Unix Commands, Unix, Linux, File Management, Linux Commands, File Systems, File I/O, Systems Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: System Monitoring, Shell Script, Bash (Scripting Language), User Accounts, Linux Commands, Linux, Systems Administration, Linux Administration, User Provisioning, Operating System Administration, Network Troubleshooting, System Configuration, File Management, File Systems, Command-Line Interface, Remote Access Systems, Network Administration, Software Installation, Virtualization and Virtual Machines, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, System Monitoring, Linux Commands, Operating System Administration, File Systems, User Accounts, Command-Line Interface, User Provisioning, Systems Administration, Data Storage, System Configuration, File Management, Data Storage Technologies, Network Administration, Software Installation, Network Troubleshooting, Open Source Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Servers, Linux Administration, Command-Line Interface, Bash (Scripting Language), Apache, Performance Tuning, Operating System Administration, Shell Script, Linux Commands, Web Servers, Server Administration, Unix Shell, Systems Administration, System Monitoring, Network Monitoring, Scripting, Servers, Unix Commands, Application Servers, File Systems
Intermediate · Course · 1 - 3 Months