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.

Johns Hopkins University
Skills you'll gain: Email Security, Mobile Security, Network Security, Open Web Application Security Project (OWASP), Network Monitoring, Threat Detection, TCP/IP, Network Analysis, Network Protocols, Cybersecurity, Application Security, Wireless Networks, Splunk, Information Privacy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Exploitation techniques, Scenario Testing, Brute-force attacks, Cybersecurity, Vulnerability Assessments, Linux, Command-Line Interface, Cryptography, File Management, Microsoft Windows, Scripting, Virtual Machines
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Application Deployment, Cloud Deployment, Amazon Web Services, Application Performance Management, Cloud Applications, Cloud Management, Amazon CloudWatch, Platform As A Service (PaaS), System Monitoring
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management, Risk Management Framework, Infrastructure Security, Safety Assurance, Threat Modeling, Information Systems Security, Security Controls, Security Engineering, Security Requirements Analysis, Safety Standards, Safety and Security, Cybersecurity, Cyber Security Strategy, Continuous Monitoring, Cyber Risk, Hardening, Vulnerability Assessments, Cyber Security Policies, Cyber Security Assessment, Industrial Design
Beginner · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Data Literacy, Strategic Leadership, Data-Driven Decision-Making, Business Leadership, Team Leadership, Organizational Leadership, Leadership, Data Analysis, Leadership Development, Leadership and Management, Strategic Decision-Making, Agile Methodology, Organizational Structure
Intermediate · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Collaboration, Sustainable Development, Decision Making, Business Transformation, Environmental Issue, Social Impact, Socioeconomics, Systems Thinking, Sustainable Business, Economics, Policy, and Social Studies, Adaptability, Community Development, Cultural Diversity, Governance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ansible, Red Hat Enterprise Linux, Package and Software Management, User Accounts, IT Automation, OS Process Management, Linux Administration, Infrastructure as Code (IaC), Network Administration, Data Storage, Devops Tools, Automation, Systems Administration, Shell Script, Scripting, Linux, YAML, Linux Servers, Scenario Testing, Verification And Validation
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Virtual Networking, Enterprise Architecture, Virtualization, Network Architecture, Network Planning And Design, Virtual Private Networks (VPN), Computer Networking, Virtual Machines, Network Infrastructure, Wide Area Networks, Software-Defined Networking, Wireless Networks, Local Area Networks, Network Switches, Network Routers, Network Protocols
Intermediate · Course · 1 - 3 Months

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

Whizlabs
Skills you'll gain: Infrastructure as Code (IaC), IT Automation, Command-Line Interface, Docker (Software), Automation, System Configuration, YAML, Systems Administration, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Game Design, Video Game Development, Performance Tuning, User Interface (UI), Animation and Game Design, 3D Assets, Event-Driven Programming, Virtual Environment, UI Components, C# (Programming Language), Program Development, Debugging, Object Oriented Programming (OOP), System Configuration, User Interface (UI) Design, Object Oriented Design, Scripting, Prototyping, Animations
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Active Directory, Windows Servers, Firewall, Google Cloud Platform, Virtual Networking, Virtual Machines, Servers, System Testing, Network Security, SQL
Advanced · Project · Less Than 2 Hours