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.

Illinois Tech
Skills you'll gain: Relational Databases, Database Application, Database Management, Database Development, SQL, Databases, Database Systems, MySQL, Database Management Systems, Database Software, Database Design, Transaction Processing, Stored Procedure, Data Access, Application Development, Java, Data Integrity, Performance Tuning
★ 4.7 (55) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Building Services Engineering, Architectural Engineering, HVAC, Building Design, Energy and Utilities, Engineering, Thermal Management, Sustainable Engineering, Systems Engineering, Mechanical Engineering, Engineering Calculations, Sustainable Design, Engineering Analysis, Engineering Design Process, Climate Change Mitigation, Mathematical Modeling
Advanced · Course · 1 - 3 Months

Skills you'll gain: File Management, Document Management, Microsoft Power Automate/Flow, Email Automation, Version Control, Microsoft Power Platform, Intranet, Automation
★ 4.5 (17) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Large Language Modeling, Artificial Intelligence, AI Workflows, Model Optimization, MLOps (Machine Learning Operations), Information Privacy, Model Deployment, Machine Learning, Natural Language Processing, Version Control, Model Evaluation, Scalability
★ 4.9 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Process Improvement, Performance Measurement, Performance Metric, Workflow Management, Process Improvement and Optimization, Business Process Improvement, Performance Improvement, Business Process, Process Optimization, Process Management, Process Analysis, Business Process Management, Continuous Improvement Process, Service Improvement, Key Performance Indicators (KPIs), Business Process Automation, Operational Efficiency, Automation, Organizational Skills
★ 4.2 (39) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Architecture, Network Monitoring, Load Balancing, Network Planning And Design, Virtual Networking, Microsoft Azure, Network Engineering, Network Troubleshooting, Network Infrastructure, Cloud Engineering, Network Administration, Scalability, Network Security, Firewall, Virtual Private Networks (VPN), TCP/IP, Distributed Denial-Of-Service (DDoS) Attacks, Hybrid Cloud Computing, Remote Access Systems
★ 4.5 (37) · Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Learning Management Systems, Education Software and Technology, Digital pedagogy, Virtual Environment, Content Management Systems, Content Management, System Configuration
★ 4.8 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Extract, Transform, Load, Business Intelligence, Data Modeling, Database Design, Data Management, Data Integration, Performance Tuning, Databases, Data Transformation, Query Languages, Performance Improvement
★ 4.1 (18) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Brand Strategy, Market Research, Branding, Target Audience, Target Market, Social Media, Driving engagement, Social Media Marketing, Competitive Analysis, Web Presence, Brand Awareness, Marketing, Brand Management, Social Media Strategy, Integrated Marketing Communications, Newsletters, Performing Arts, Email Marketing, Marketing Channel, Entrepreneurship
★ 4.8 (12) · Intermediate · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Cybersecurity, Threat Modeling, Cyber Attacks, Information Systems Security, Security Management, Cyber Security Strategy, Cyber Threat Intelligence, Threat Management, Cyber Risk, Cyber Security Assessment, Network Security, Risk Management, Risk Analysis, Data Security, Exploitation techniques, Information Privacy, Vulnerability Assessments, Business Economics
★ 4.8 (12) · Intermediate · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Data Migration, Data Integration, Enterprise Architecture, Data Management, Data Pipelines, Data Integrity, Data Storage
★ 4.7 (13) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Project Risk Management, IT Management, Project Management, Software Development Methodologies, Systems Development Life Cycle, IT Infrastructure, Software Development Life Cycle, Information Technology, Project Portfolio Management, Project Scoping, Cloud Infrastructure, Environmental Social And Corporate Governance (ESG), Risk Management, Resource Management, Security Management, Agile Methodology, Scrum (Software Development), Agile Software Development, Cloud Services, Information Technology Operations
Beginner · Course · 1 - 3 Months