IT courses can help you learn programming languages like Python and Java, database management, networking fundamentals, and cybersecurity principles. You can build skills in troubleshooting, system administration, and software development methodologies. Many courses introduce tools such as Git for version control, SQL for database queries, and cloud platforms like AWS or Azure, showing how these skills are applied in real-world IT environments.

Skills you'll gain: Security Information and Event Management (SIEM), Splunk, Threat Detection, Computer Security Incident Management, System Monitoring, Cybersecurity, Security Management, Event Monitoring, Continuous Monitoring, Incident Response, Data Storage Technologies, Data Analysis Software, Information Management, Data Management, Data Integration, Data Import/Export, Software Installation
★ 4.6 (344) · Beginner · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Network Security, Network Administration, Security Management, Firewall, Cyber Attacks, Network Monitoring, Cybersecurity, General Networking, Cyber Security Assessment, Network Protocols, Virtual Private Networks (VPN), Wireless Networks, Vulnerability Assessments, Cloud Security, System Monitoring, Continuous Monitoring, TCP/IP, Intrusion Detection and Prevention, Cloud Computing, Threat Detection
★ 4.8 (239) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Brute-force attacks, Cryptographic Protocols, Encryption, Key Management, Cybersecurity, Computer Security, Information Assurance, Theoretical Computer Science, Threat Modeling, Communication Systems
★ 4.5 (551) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Unit Testing, Server Side, Javascript, Debugging, Back-End Web Development, File Systems, File I/O, Test Script Development, Software Testing, Development Testing, Web Applications, Event-Driven Programming, Code Reusability
★ 3.8 (86) · Intermediate · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Machine Controls, Robotics, Control Systems, Process Control, Graph Theory, Algorithms, Virtual Environment, Simulation and Simulation Software, Mathematical Modeling, Data Structures, Torque (Physics)
★ 4.8 (140) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Professional Networking, Interviewing Skills, Technical Support, Technical Support and Services, Professional Development, Relationship Building, Help Desk Support, Professionalism, Technical Communication, Verbal Communication Skills, Follow Through, Communication Strategies, Communication
★ 4.9 (146) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: COBOL (Programming Language), z/OS, Mainframe Computing, IBM DB2, Debugging, Mainframe Technologies, Middleware, Job Control Language (JCL), Software Development, Performance Tuning, Development Testing, Maintainability, Microsoft Visual Studio, IBM WebSphere MQ, Development Environment, Program Development, Programming Principles, Computer Programming, Code Reusability, Data Modeling
★ 4.6 (192) · Intermediate · Course · 3 - 6 Months

University of Minnesota
Skills you'll gain: Nursing Practices, Nursing Management, Clinical Leadership, Patient Evaluation, Nursing, Nursing Care, Nursing and Patient Care, Personal Care, Pain Management, Patient-centered Care, Health Assessment, Clinical Assessment, Care Management, Stress Management
★ 4.8 (98) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Climate Change Adaptation, Health Disparities, Health Equity, Design Thinking, Climate Change Programs, Environmental Issue, Ethical Standards And Conduct, Initiative and Leadership, Advocacy, Community Organizing, Leadership, Sustainable Systems, Leadership Development, Social Determinants Of Health, Personal Development, Health Education, Climate Change Mitigation, International Relations, Environmental Policy, Environmental Science
★ 4.9 (39) · Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Speech Language Pathology, Pediatrics, Speech Therapy, Communication Disorders, Language Disorders, Child Health, Parent Communication, Disabilities, Developmental Disabilities, Childhood Education and Development, Neurology, Sensory Systems Analysis, Public Health, Child Development, Rehabilitation, Diagnostic Tests, Public Health and Disease Prevention, Patient Treatment, Special Education, Clinical Assessment
★ 4.9 (238) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Bash (Scripting Language), Shell Script, Unix Shell, Scripting, Linux Commands, Unix Commands, Scripting Languages, Command-Line Interface, Linux, File Management, Unix, File Systems, Systems Administration
★ 4.5 (683) · Beginner · Guided Project · Less Than 2 Hours

Northwestern University
Skills you'll gain: Robotics, Control Systems, Mechanics, Mechanical Engineering, Mathematical Modeling, Torque (Physics), Engineering Calculations, Applied Mathematics, Linear Algebra, Graphical Tools, Estimation
★ 4.7 (105) · Intermediate · Course · 1 - 4 Weeks