
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)
★ 4.4 (162) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Ubuntu, Hardening, Linux, Linux Commands, Application Security, Operating System Administration, Security Software, Security Controls, Service Management, Patch Management, Systems Administration, Information Systems Security, Package and Software Management
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 Configuration Management, Software Installation, Network Troubleshooting
★ 4.5 (177) · 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
★ 4.6 (920) · Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Operating System Administration, Microsoft Windows, Operating Systems, System Configuration, Firewall, Linux Administration, Linux, System Monitoring, File Systems, System Support, Event Monitoring, Authorization (Computing), File Management, Network Security, Data Security
★ 4.8 (26) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Accounts, Linux, Linux Administration, Shell Script, Linux Commands, Unix Shell, Command-Line Interface, Operating System Administration, Bash (Scripting Language), System Monitoring, Unix Commands, File Systems, grep, Unix, Scripting, System Support, Systems Administration, File Management, Scripting Languages, Operating Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Maintenance, System Monitoring, Desktop Support, System Configuration, Package and Software Management, Computer Literacy, System Requirements, Open Source Technology, General Networking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Virtualization and Virtual Machines, Linux, Performance Tuning, Linux Servers, Virtualization, Virtual Machines, Data Storage, Data Storage Technologies, Cloud Applications, Hybrid Cloud Computing, Security Controls, Mainframe Computing, Hardware Architecture, Infrastructure Architecture, Virtual Networking, AI Integrations, Networking Hardware, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (34) · Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Linux, Linux Administration, File Systems, Remote Access Systems, Operating System Administration, Linux Commands, File Management, System Configuration, Unix, Software Installation, Command-Line Interface, Operating Systems, Virtualization and Virtual Machines, Systems Administration, Authorization (Computing), Virtualization, Virtual Machines, Open Source Technology, VPN Clients, User Accounts
★ 4.8 (8) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Penetration Testing, Linux Commands, Command-Line Interface, Security Testing, Linux, Cybersecurity, Vulnerability Scanning, Operating Systems, Exploitation techniques, Microsoft Windows, File Systems, Mac OS
★ 4.6 (98) · Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Bash (Scripting Language), Shell Script, System Monitoring
Intermediate · Course · 1 - 3 Months