Operating system courses can help you learn process management, memory allocation, file systems, and user interfaces. You can build skills in troubleshooting system errors, optimizing performance, and implementing security protocols. Many courses introduce tools like Linux, Windows, and virtualization software, illustrating how these skills are applied in real-world environments.

Skills you'll gain: Business Continuity Planning, Disaster Recovery, Business Continuity, Information Technology Architecture, Mainframe Computing, Infrastructure Architecture, IT Infrastructure, Mainframe Technologies, System Monitoring, Data Loss Prevention, Operating Systems, Middleware
★ 4.4 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Package and Software Management, Linux, User Accounts, Operating System Administration, System Monitoring, Linux Servers, Linux Commands, User Provisioning, Amazon Web Services, Network Troubleshooting, File Management, Command-Line Interface, File Systems, Amazon Elastic Compute Cloud, Systems Administration, Operating Systems, Shell Script, General Networking, Service Management
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Threat Detection, Cybersecurity, Intrusion Detection and Prevention, Cyber Threat Intelligence, Cyber Attacks, Network Infrastructure, Network Security, Endpoint Detection and Response, Network Architecture, General Networking, Endpoint Security, Malware Protection, Security Controls, System Monitoring, Email Security, Anomaly Detection, Operating Systems
★ 4.5 (11) · Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: File Management, Document Management, Computer Literacy, File Systems, Computer Hardware, Computer Security Awareness Training, Spreadsheet Software, Security Awareness, digital literacy, Safety and Security, Cybersecurity
★ 4.7 (18) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Cyber Threat Intelligence, Cybersecurity, Operating System Administration, Operating Systems, Hardening, Computer Security, Malware Protection, Vulnerability Assessments, Security Controls, Authorization (Computing), System Programming, Identity and Access Management, Memory Management, Data Persistence, Computer Architecture
★ 4.1 (9) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cyber Threat Intelligence, MITRE ATT&CK Framework, Network Security, Cyber Threat Hunting, Cyber Security Strategy, Threat Detection, Cybersecurity, Threat Management, Cyber Security Assessment, Operating System Administration, IT Security Architecture, Cyber Attacks, Intrusion Detection and Prevention, Cyber Engineering, Malware Protection, Vulnerability Management, Vulnerability Assessments, Incident Response, Network Monitoring, Incident Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mac OS, Microsoft Windows, Operating System Administration, Desktop Support, System Support, End User Training and Support, Knowledge of Apple Software, System Configuration, Computer Displays, Software Installation, Enterprise Application Management, Operating Systems, Android (Operating System), Apple iOS, Mobile Security, Patch Management, Package and Software Management, iOS Development, System Monitoring, OS Process Management
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Operating Systems, Data Maintenance, Package and Software Management, File Management
★ 4.8 (24) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Transaction Processing, Data Persistence, Performance Tuning, System Programming, Memory Management, Operating Systems, C++ (Programming Language), C (Programming Language), System Configuration, Hardware Architecture, Data Storage, Computer Hardware, Data Storage Technologies, Computing Platforms, Program Development, Application Development
★ 5 (71) · Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Copilot, Cloud Applications, Microsoft Windows, Cloud Services, Cloud Storage, Cloud-Based Integration, Software Installation, Web Applications, AI literacy, AI Enablement, Operating Systems, User Interface (UI), File Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Intrusion Detection and Prevention, Computer Security Incident Management, Incident Management, Threat Detection, Security Information and Event Management (SIEM), IT Automation, Automation, Event Monitoring, Cyber Threat Intelligence, Continuous Monitoring, System Monitoring, Anomaly Detection, Cybersecurity, Data Analysis Software, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.7 (69) · Beginner · Course · 1 - 4 Weeks