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.

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Virtual Private Networks (VPN), Routing Protocols, Border Gateway Protocol, Open Shortest Path First (OSPF), Network Troubleshooting, Network Routers, Network Routing, Network Support, Network Planning And Design, Network Monitoring, Configuration Management, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ansible, Ubuntu, Linux Servers, WordPress, Linux Administration, Remote Access Systems, Linux, Content Management Systems, Linux Commands, Nginx, Servers, Web Servers, Infrastructure as Code (IaC), Operating System Administration, IT Automation, Software Installation, Systems Administration, Virtual Machines, MySQL, PHP (Scripting Language)
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Service Level, Product Support, Technical Communication, Google Cloud Platform, Technical Support, Technical Support and Services, Service Management, Issue Tracking, Personally Identifiable Information, Information Privacy, Problem Management, Data Cleansing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Exploitation techniques, Network Security, Intrusion Detection and Prevention, Hardening, Local Area Networks, Threat Detection, General Networking, Vulnerability Management, System Configuration, Linux Administration, Authentications, Software Installation, Virtual Machines, Network Analysis, Virtualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Docker (Software), Containerization, System Configuration, Software Installation, Application Deployment, Cloud Computing, Computing Platforms, Security Controls, System Monitoring, Azure DevOps, Configuration Management, Command-Line Interface, Key Management, Encryption
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Network Troubleshooting, Network Monitoring, Virtual Networking, Google Cloud Platform, General Networking, Network Administration, Network Infrastructure, Network Performance Management, Virtual Machines, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Management, Data Migration, Apache Cassandra, Docker (Software), Databases, Operational Databases, Containerization, Database Application, Application Deployment, Data Import/Export, Cloud Deployment
Beginner · Project · Less Than 2 Hours

Universitat Autònoma de Barcelona
Skills you'll gain: Productivity, Time Management, Mindfulness, Prioritization, Positivity, Stress Management, Personal Development, Emotional Intelligence, Optimism, Communication, Overcoming Obstacles, Resilience, Communication Strategies, Personal Care, Student Support and Services, Self-Awareness, Adaptability, Mental Health, Dealing With Ambiguity
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Auditing, Financial Auditing, Excel Formulas, Version Control, Financial Modeling, Microsoft Excel, Model Evaluation, Change Control, Audit Planning, Financial Data, Analysis, Dependency Analysis, Case Studies, Performance Analysis, Technical Documentation, Performance Metric
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Mobile Development, React Redux, Application Deployment, React.js, Application Development, Application Design, Cross Platform Development, UI Components, Code Reusability, E-Commerce, Data Persistence, User Interface (UI), User Interface (UI) Design, Data Storage Technologies, Authentications, Data Validation
Advanced · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Amazon Web Services, Cloud Computing, Cloud Hosting, Cloud Infrastructure, Cloud Services, Cloud Computing Architecture, Cloud Solutions, Distributed Computing, Amazon S3, Cloud Management, Infrastructure As A Service (IaaS), Amazon Elastic Compute Cloud, Cloud Storage, Capacity Management, Software As A Service, Cloud Deployment, Cloud Security, Virtualization and Virtual Machines, AWS Identity and Access Management (IAM), Virtualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Agile Project Management, Agile Methodology, Backlogs, Scaled Agile Framework, Scrum (Software Development), Sprint Planning, Jira (Software), User Story, Agile Product Development, Project Management, Project Management Software, Dependency Analysis, Scalability, Team Management, Dashboard, Cross-Functional Collaboration, Prioritization
Beginner · Course · 1 - 4 Weeks