
Skills you'll gain: Operating System Administration, IT Automation, Data Storage Technologies, Hardening, Package and Software Management, Command-Line Interface
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Hardening, Linux Administration, System Monitoring, Linux Commands, Performance Tuning, Linux, Systems Administration, File Management, Network Troubleshooting, Unix Commands, Debugging, Service Management, User Accounts, OS Process Management
Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Virtual Private Networks (VPN), Linux Administration, Public Key Infrastructure, Linux, Intrusion Detection and Prevention, Firewall, Remote Access Systems, Authentications, Authorization (Computing), Network Security, Security Controls, Identity and Access Management, File Management, Systems Administration, Cybersecurity, Encryption, Information Technology, Disaster Recovery
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, TCP/IP, Security Controls, Service Management, File Management, SQL, User Accounts
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Linux Administration, Linux Servers, Virtualization and Virtual Machines, Infrastructure As A Service (IaaS), Security Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux, User Accounts, Identity and Access Management, Authentications, Virtual Machines, Operating System Administration, Security Controls, System Configuration, Virtual Environment, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Package and Software Management, Command-Line Interface, Ubuntu, Linux, Linux Administration, Linux Commands, Red Hat Enterprise Linux, Unix Commands, File Systems, Software Installation, Operating System Administration, Development Environment, File Management, Virtual Environment, Open Source Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Package and Software Management, Linux, File Management, Command-Line Interface, Unix Commands, File Systems, Ubuntu, Linux Administration, System Monitoring, Remote Access Systems, Unix Shell, User Accounts, OS Process Management, General Networking, IT Automation, System Configuration
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Linux Administration, Linux, System Configuration, Operating System Administration, Systems Administration, File Systems, IT Management, Virtualization, File Management, Virtual Machines, Information Technology, Data Storage Technologies, Technical Communication
Advanced · Course · 1 - 3 Months

Skills you'll gain: Linux Administration, Linux Servers, Web Servers, Lightweight Directory Access Protocols, Email Security, Linux, Nginx, Apache, Dynamic Host Configuration Protocol (DHCP), Operating System Administration, Server Administration, Active Directory, System Configuration, Proxy Servers, Network Security, Firewall, File Management, Identity and Access Management, Authentications
Advanced · Course · 1 - 3 Months