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 Illinois Urbana-Champaign
Skills you'll gain: Geospatial Information and Technology, Geographic Information Systems, Apache Hadoop, Spatial Data Analysis, Geospatial Mapping, Spatial Analysis, Big Data, Matplotlib, Data Processing, Computational Thinking, Distributed Computing, Data Manipulation, Theoretical Computer Science, Python Programming
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Kotlin, Android Jetpack, Cross Platform Development, Mobile Development, Cloud Deployment, Android Development, Mobile Development Tools, Code Reusability, Back-End Web Development, UI Components, Server Side, Google Cloud Platform, Cloud Development, Frontend Integration, MongoDB, Interoperability, User Interface (UI), Web Applications, Systems Integration, Restful API
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Controls, Threat Management, Cybersecurity, Threat Detection, Zero Trust Network Access, Cyber Attacks, Authentications, Application Security, Cyber Risk, Information Systems Security, Data Security, Encryption, Multi-Factor Authentication, Cryptography, Authorization (Computing), Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Maintenance, Google Cloud Platform, Data Store, Database Administration, Database Architecture and Administration, Data Management, Databases, Dataflow, Data Access, Data Import/Export, Query Languages
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Active Listening, Enthusiasm, Intercultural Competence, Social Skills, Interpersonal Communications, Relationship Management, Sales Development, Diversity Awareness, Rapport Building, Relationship Building, Cultural Sensitivity, Professional Development, Professionalism, Business Communication, Empathy, Communication, Concision, Verbal Communication Skills, Communication Strategies, Oral Expression
Beginner · Course · 1 - 3 Months

The University of Notre Dame
Skills you'll gain: Communication Systems, Wireless Networks, Digital Communications, Telecommunications, General Networking, Digital Signal Processing, Electrical Engineering, Reliability
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Continuous Monitoring, Performance Analysis, Project Risk Management, Risk Management Framework, Risk Analysis, Risk Mitigation, Risk Management, Risk Control, Analysis, Performance Measurement, Risk Appetite, Project Documentation, Management Reporting, Change Control, Project Management Institute (PMI) Methodology, Document Management, Trend Analysis, Variance Analysis, Agile Project Management
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Responsible AI, Containerization, Scalability, Docker (Software), AI Orchestration, Application Deployment, Kubernetes, Azure Active Directory, AI Integrations, System Monitoring, AI Workflows, Agentic systems, Artificial Intelligence, Microsoft 365, Generative AI Agents, Enterprise Architecture, Microsoft Azure, Agentic Workflows, AI Security, Enterprise Security
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ESXi Installation, vSphere Networking and Storage, Virtual Networking, vCenter Server Management, Role-Based Access Control (RBAC), vCenter Server, VMware ESX Servers, iSCSI Configuration, Event Monitoring, Data Centers, Virtual Machines, Network Switches, Authorization (Computing), Virtualization, System Monitoring, Data Storage
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, AI Workflows, AI Integrations, Agentic Workflows, Automation, Prompt Engineering Tools, AI Enablement, Performance Measurement, Decision Intelligence, Generative AI, Process Optimization, Scalability, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Expense Reports, Payroll Tax, Expense Management, Payroll Processing, Accounting Software, QuickBooks (Accounting Software), Data Entry, Payroll Administration, Accounts Payable, Payment Processing and Collection, Ledgers (Accounting), Accounting Records, Invoicing, Tax Compliance, Audit Working Papers, Document Management, Vendor Relationship Management, Verification And Validation, Workflow Management, Compliance Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Troubleshooting, Network Security, Network Architecture, Network Monitoring, Load Balancing, Virtual Networking, Network Engineering, Network Performance Management, Network Administration, Network Infrastructure, Cloud Engineering, IT Security Architecture, Scalability, Firewall, Virtual Private Networks (VPN), Performance Tuning, Cloud Deployment, Wide Area Networks
Beginner · Specialization · 3 - 6 Months