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.

University of Virginia Darden School Foundation
Skills you'll gain: Digital Transformation, Business Strategy, Cloud Computing Architecture, Competitive Analysis, Cloud Services, Cloud Deployment, Business Transformation, Responsible AI, Cloud Security, Statistical Visualization, Cloud Infrastructure, Big Data, Cloud Platforms, Data Analysis, Statistical Analysis, Cloud Computing, Apache Hadoop, Product Lifecycle Management, Generative AI, Data Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Application Performance Management, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Cloud Infrastructure, Load Balancing, System Monitoring, Prompt Engineering, Kubernetes, Network Planning And Design, Network Performance Management, Network Monitoring, Firewall, Cloud Computing Architecture, Containerization, Virtual Networking, Network Architecture, Network Security, Cloud Storage, Network Routing, Virtual Private Networks (VPN)
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Django (Web Framework), Version Control, Restful API, Responsive Web Design, Cascading Style Sheets (CSS), Unix Commands, HTML and CSS, Git (Version Control System), API Testing, GitHub, Relational Databases, Object Oriented Programming (OOP), Database Management Systems, Bootstrap (Front-End Framework), React.js, Mobile Development, SQL, Database Design, Python Programming
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Machine Learning Algorithms, Real-Time Operating Systems, Big Data, Internet Of Things, Product Development, Data Preprocessing, Analytics, Embedded Software, Embedded Systems, File Systems, New Product Development, Data Analysis, Debugging, Model Based Systems Engineering, Wireless Networks, General Networking, Computer Engineering, Cybersecurity, IBM Cloud, Failure Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Meta
Skills you'll gain: React Native, iOS Development, Core Data (Software), Restful API, Version Control, Apple iOS, User Research, Usability Testing, Apple Xcode, Data Structures, Swift Programming, Jest (JavaScript Testing Framework), User Interface (UI), Unix Commands, Git (Version Control System), Persona (User Experience), GitHub, Interaction Design, Mobile Development, Javascript
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Human Resources Software, Human Resources Information System (HRIS), Systems Administration, Organizational Structure, Payroll Administration, Oracle Databases, Workforce Management, Payroll, Payroll Processing, Employee Training, User Accounts, Data Entry, Scheduling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Performance Management, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Kubernetes, Cloud Infrastructure, Identity and Access Management, Data Loss Prevention, Load Balancing, System Monitoring, Prompt Engineering, Network Monitoring, Cloud Computing Architecture, Containerization, Virtual Networking, Network Architecture, Role-Based Access Control (RBAC), Network Security, Network Routing, Cloud Security, Virtual Private Networks (VPN)
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Operating Systems, Network Security, Hardware Troubleshooting, Desktop Support, Network Troubleshooting, Microsoft Windows, Computer Hardware, Command-Line Interface, Systems Administration, System Support, Unix, Mac OS, Unix Commands, Linux, System Configuration, Technical Support and Services, Operating System Administration, Network Infrastructure, Data Storage, Active Directory
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cybersecurity, Security Controls, Information Systems Security, Security Management, Information Systems Security Assessment Framework (ISSAF), Network Security, Cyber Risk, Security Information and Event Management (SIEM), Information Assurance, Data Ethics, Ethical Standards And Conduct, SQL
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Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, R (Software), Dimensionality Reduction, Data Visualization Software, Data Integration, Knitr, Data Sharing, GitHub, Machine Learning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Cybersecurity, Cloud Infrastructure, Hardware Troubleshooting, Data Storage, Database Software, Operating Systems, Computer Networking, Computer Security Awareness Training, Computer Programming, Virtual Private Networks (VPN), Project Management
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Threat Modeling, MITRE ATT&CK Framework, Penetration Testing, Azure Active Directory, Network Security, Computer Systems, Security Information and Event Management (SIEM), Security Testing, Encryption, Cybersecurity, System Testing, Cloud Security, Vulnerability Scanning, Threat Management, Cloud Computing, Authentications, Active Directory, Operating Systems, Data Management, Computer Security Incident Management
Beginner · Professional Certificate · 3 - 6 Months