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 Maryland, College Park
Skills you'll gain: Marketing Planning, Interviewing Skills, Strategic Marketing, Campaign Planning, Visionary, Target Market, Personalized Campaigns, Lifelong Learning, Presentations, Oral Expression, Professional Development, Business Writing, Verbal Communication Skills, Storytelling, Writing
★ 4.8 (6) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Cross-Functional Team Leadership, Executive Presence, Matrix Management, Team Performance Management, Cross-Functional Collaboration, Performance Management, Key Performance Indicators (KPIs), Performance Measurement, Crisis Management, Team Building, Project Management, Leadership, Employee Coaching, Influencing, Leadership Development, Team Management, Stakeholder Management, Organizational Development, Strategic Communication, Change Management
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Vulnerability Scanning, Digital Forensics, Vulnerability Assessments, Linux, Linux Administration, Network Security, Authorization (Computing), Role-Based Access Control (RBAC), Identity and Access Management, Linux Commands, Security Testing, User Accounts, Network Monitoring, System Monitoring, Hardening, Continuous Monitoring, Information Systems Security, Security Controls, Wireless Networks, Cybersecurity
★ 5 (7) · 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
★ 4.7 (6) · Intermediate · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Blockchain, FinTech, Digital Assets, Distributed Computing, Identity and Access Management, Web Applications, Transaction Processing, Payment Processing, Emerging Technologies, Scalability, Technical Standard
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Exploit development, Vulnerability Scanning, Exploitation techniques, Security Testing, Vulnerability Assessments, Hardening, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
★ 3.8 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Organizational Change, Change Management, Business Transformation, Organizational Development, Organizational Leadership, Leadership Studies, Organizational Strategy, Business Leadership, Strategic Leadership, Organizational Structure, Drive Engagement, Leadership Development, Cross-Functional Collaboration, Stakeholder Engagement, Employee Engagement, Driving engagement, Team Building, Industrial and Organizational Psychology, Lifelong Learning
★ 4.4 (21) · Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Health Informatics, Clinical Informatics, Epic EMR, Health Information Management and Medical Records, Health Systems, Health Information Management, Interoperability, Health Technology, Medical Records, Health Care, Electronic Medical Record System, Health Policy, Clinical Documentation, Medical Terminology, Stakeholder Engagement, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unix Shell, Unix Commands, Shell Script, Unix, Command-Line Interface, Scripting, System Monitoring, File Management, File Systems, OS Process Management, Operating Systems, Communication Systems
★ 5 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Management and Planning, Human Capital, Human Resources, Human Resource Strategy, Employee Performance Management, Management Training And Development, Recruitment, Workforce Development, Performance Management, People Management, Talent Recruitment, Staff Management, Performance Appraisal, Culture Transformation, Team Performance Management, People Development, Employee Training, Organizational Change, Recruitment Strategies, Delegation Skills
★ 4.9 (38) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Application Programming Interface (API), API Gateway, GraphQL, API Design, Restful API, OAuth, Software Documentation, Authentications, Debugging, Real Time Data, Authorization (Computing), Version Control
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Model Evaluation, Time Series Analysis and Forecasting, Feature Engineering, Inventory Management System, Inventory Management, Demand Planning, Matplotlib, Predictive Modeling, Forecasting, Exploratory Data Analysis, Predictive Analytics, Data Visualization, Model Optimization, Pandas (Python Package), Data Analysis, Data Manipulation, Machine Learning
★ 3.9 (10) · Intermediate · Course · 1 - 4 Weeks