
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
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Red Hat Enterprise Linux, Linux Administration, Operating System Administration, Linux Servers, Hardening, Linux, Package and Software Management, Systems Administration, Configuration Management, System Configuration, Linux Commands, System Monitoring, Information Technology Operations, Servers, Vulnerability Scanning, Security Controls, User Provisioning, Patch Management, Network Performance Management, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, Linux, Package and Software Management, Linux Administration, File Management, Operating System Administration, Linux Commands, Systems Administration, File Systems, Open Source Technology, System Configuration, Software Installation, Operating Systems, Virtualization, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Operating Systems, Data Maintenance, Package and Software Management, File Management
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

Skills you'll gain: Unix, Package and Software Management, Systems Administration, TCP/IP, Data Maintenance, Shell Script, Unix Commands, Operating System Administration, Midrange Computer, Unix Shell, Disaster Recovery, System Software, Patch Management, Hardware Troubleshooting, Operating Systems, Data Storage, Software Installation, OS Process Management, Debugging, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Provisioning, System Support, Network Troubleshooting, Network Administration, Network Support, Data Maintenance, Software Installation, System Configuration, Servers, Virtual Machines, Virtualization
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, Operating System Administration, Linux Commands, General Networking, TCP/IP, Security Controls, File Systems, Service Management, Package and Software Management, File Management, SQL, User Accounts
Intermediate · Course · 1 - 3 Months

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: 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

Skills you'll gain: Splunk, Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Model Training, Incident Response, User Accounts, Machine Learning Methods, Security Information and Event Management (SIEM), Machine Learning Software, User Provisioning, Model Evaluation, Authorization (Computing), Event Monitoring, Systems Administration, Performance Tuning, Data Visualization, Threat Detection, Identity and Access Management, Security Management
Advanced · Course · 1 - 4 Weeks