
Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Network Administration, File Management, Identity and Access Management, General Networking, Firewall, Command-Line Interface, Security Controls
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Package and Software Management, Linux Administration, Linux, User Accounts, Command-Line Interface, Operating System Administration, Open Source Technology, Disaster Recovery, Red Hat Enterprise Linux, System Monitoring, Unix Commands, System Configuration, Identity and Access Management, Data Storage Technologies, Systems Administration, Linux Commands, Configuration Management, Patch Management, Security Controls, Software Installation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Package and Software Management, Network Administration, Cloud Hosting, File Systems
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Package and Software Management, Linux Administration, Shell Script, Ubuntu, User Accounts, Linux, Linux Servers, Linux Commands, Operating System Administration, Red Hat Enterprise Linux, Performance Tuning, Bash (Scripting Language), Kubernetes, Command-Line Interface, Network Troubleshooting, Containerization, Ansible, File Systems, Application Deployment, Authentications
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Operating System Administration, Package and Software Management, File Systems, Microsoft Windows, Linux, Operating Systems, OS Process Management, Linux Administration, Remote Access Systems, System Monitoring, Command-Line Interface, User Accounts, Systems Administration, Windows PowerShell, Technical Support and Services, File Management, Virtualization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ubuntu, System Configuration
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: User Accounts, Unix Commands, Unix, Command-Line Interface, OS Process Management, File Systems, Linux, Ubuntu, Linux Commands, Operating Systems, Systems Administration, Shell Script, File Management
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Linux Administration, Linux, Linux Servers, Operating System Administration, User Accounts, Linux Commands, User Provisioning, Systems Administration, System Configuration, Hardening, Security Controls, Authorization (Computing), Computer Security, Network Administration, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Commands, Network Administration, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, File Systems, Linux, File Management, Firewall, Remote Access Systems, Linux Commands, Network Troubleshooting, Unix, Operating System Administration, Command-Line Interface, Unix Commands, System Support, Unix Shell, Data Storage, Virtual Machines, Scripting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Performance Management, Network Monitoring, Technical Communication, Technical Support and Services, Technical Support, Network Administration, Desktop Support, Debugging, Help Desk Support, Problem Management, Network Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux, Linux Commands, Bash (Scripting Language), Linux Servers, Operating System Administration, Shell Script, Unix Shell, OS Process Management, Network Administration, System Configuration, Command-Line Interface, System Monitoring, Operating Systems, Performance Tuning
Intermediate · Course · 1 - 4 Weeks