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.

Alfaisal University | KLD
Skills you'll gain: Goal Setting, Employee Performance Management, Performance Appraisal, Performance Management, Smart Goals, Performance Review, Performance Improvement, Performance Measurement, Management Training And Development, People Development, Performance Metric, Process Management, Administration, Operational Efficiency, Continuous Improvement Process, Corrective and Preventive Action (CAPA)
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, Threat Modeling, Cloud Security, Continuous Monitoring, System Monitoring, Security Information and Event Management (SIEM), Security Management, Security Controls, Threat Detection, Threat Management, Application Performance Management, Cyber Security Policies, Event Monitoring, Brute-force attacks, Incident Response, Query Languages, Interactive Data Visualization
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Testing, API Testing, Test Script Development, Security Testing, Continuous Integration, Test Tools, AI Security, CI/CD, Performance Stress Testing, Regression Testing, AI Integrations, Scalability, Automation, Test Case, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Splunk Inc.
Skills you'll gain: Splunk, Dashboard Creation, Data Modeling, Dashboard, Pivot Tables And Charts, Interactive Data Visualization, Data Management, Data Literacy, Data Mapping, Performance Tuning, Incident Management, Query Languages, Information Management, Event Monitoring, Geospatial Information and Technology, Data Processing, Big Data, Business Intelligence, Data Analysis, Business Analytics
Intermediate · Specialization · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Business Intelligence, Data Governance, Data Storytelling, Data Presentation, Data Management, Business Analytics, Looker (Software), Performance Measurement, Data Visualization, Interactive Data Visualization, Key Performance Indicators (KPIs), Business Metrics, Data Modeling, Data Warehousing, General Data Protection Regulation (GDPR), Cloud Computing Architecture, Digital Transformation, Performance Metric, Emerging Technologies, Information Management
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: White-Box Testing, Test Planning, Test Case, Software Testing, Software Documentation, Test Automation, Software Quality Assurance, Code Review, Test Data, Issue Tracking, Software Technical Review, Quality Assurance, Development Environment, Technical Communication
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Restful API, Rust (Programming Language), API Design, Object-Relational Mapping, Application Programming Interface (API), Server Side, Back-End Web Development, System Programming, Web Frameworks, Web Development, Web Servers, Software Documentation, Web Applications, Scalability, Database Management, Network Protocols, Memory Management, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Human Machine Interfaces, Network Protocols, Communication Systems, System Configuration, Remote Access Systems, Automation, Web Servers, Scripting, System Monitoring, Systems Integration, Authorization (Computing), Algorithms, Data Structures
Advanced · Course · 3 - 6 Months

Skills you'll gain: Marketing Design, Organizational Structure, Diagram Design, Marketing Collateral, Graphic Design, Presentations, Dashboard, Collaborative Software
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Agile Methodology, Process Improvement, Continuous Improvement Process, Agile Project Management, Sprint Planning, Performance Metric, Sprint Retrospectives, Kanban Principles, Backlogs, Project Performance, Performance Measurement
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authorization (Computing), Cyber Risk, Authentications, Continuous Monitoring, Threat Management, Security Controls, Application Security, Secure Coding, System Monitoring, Cryptographic Protocols, Cryptography, Event Monitoring, Data Security, Identity and Access Management, Role-Based Access Control (RBAC), Hardening
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Relational Databases, Database Management, Databases, Query Languages, Data Integrity, Data Modeling, Transaction Processing
Beginner · Course · 1 - 3 Months