Dartmouth College
Skills you'll gain: Memory Management, Command-Line Interface, C (Programming Language), Linux Commands, Linux, Computer Programming Tools, Embedded Systems, File I/O, Embedded Software, Software Visualization, Programming Principles, Computer Engineering, C and C++, Linux Servers, Algorithms, Computer Programming, Software Documentation, Computer Science, Software Engineering, Debugging
★ 4.6 (440) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache, Network Troubleshooting, OSI Models, File Transfer Protocol (FTP), Linux Administration, Linux Servers, TCP/IP, Network Protocols, Linux Commands, Systems Analysis, Linux, Dynamic Host Configuration Protocol (DHCP), Virtual Networking, Network Analysis, General Networking, Virtual Machines, Web Servers, Network Administration, Computer Networking, Unix Shell
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Operating Systems, File Systems, Linux Commands, Linux, SQL, Linux Administration, File Management, Unix Shell, Computer Systems, Query Languages, Command-Line Interface, Relational Databases, Authorization (Computing), Authentications, User Accounts
★ 4.8 (6.2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Bash (Scripting Language), Network Monitoring, Cyber Security Assessment, System Configuration, Digital Forensics
★ 4.8 (56) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Package and Software Management, Linux Administration, Red Hat Enterprise Linux, Linux Commands, User Accounts, Operating System Administration, User Provisioning, OS Process Management, Bash (Scripting Language), Command-Line Interface, File Management, Unix Shell, Shell Script, Identity and Access Management, File Systems, System Monitoring, System Support, Network Administration, General Networking
★ 4.8 (104) · Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Unix, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, User Provisioning, Shell Script, User Accounts, Software Versioning, System Configuration, Unix Shell, Scripting Languages, Package and Software Management, Network Administration
★ 4.4 (22) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Shell Script, Bash (Scripting Language), Unix Shell, Package and Software Management, Command-Line Interface, Docker (Software), Software Installation, Remote Access Systems, Linux Commands, Linux, OS Process Management, User Accounts, Containerization, Scripting, Scripting Languages, File I/O, Software Development Tools, Linux Servers, Linux Administration, Software Development
Beginner · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Linux, Linux Commands, Linux Servers, File Management, Command-Line Interface, grep, Servers, Operating Systems, Web Servers, IT Automation, Open Source Technology, Service Management
★ 4.5 (963) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Linux, File Systems, Shell Script, Electrical Engineering
★ 4.3 (149) · Advanced · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Linux Commands, Shell Script, Unix Commands, Operating System Administration, Systems Administration, System Programming, File I/O, Peripheral Devices, Data Management, Software Development, Process Management, Computer Security
Intermediate · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Package and Software Management, Command-Line Interface, Linux Commands, Linux, Ubuntu, Linux Administration, File Systems, Linux Servers, Data Storage, Network Troubleshooting, Operating Systems, Red Hat Enterprise Linux, Data Storage Technologies, Remote Access Systems, Operating System Administration, System Support, Software Installation, File Management, Service Management, General Networking
★ 4.5 (19) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Linux, Linux Administration, Package and Software Management, Software Installation, Open Source Technology, Computing Platforms, Operating Systems, Development Environment, Desktop Support
Beginner · Course · 1 - 4 Weeks