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.

Skills you'll gain: Cloud Security, Cloud Management, Site Reliability Engineering, Cost Management, Cloud Computing, Google Cloud Platform, DevOps, Cloud Platforms, Data Security, Cloud Services, Financial Controls, System Monitoring, Cybersecurity
Beginner · Course · 1 - 3 Months

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

Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Database Design, Database Theory, Database Management, Database Development, Database Systems, Relational Databases, Databases, Database Management Systems, SQL, NoSQL, Data Modeling, Unified Modeling Language, Query Languages, Data Integrity, Data Manipulation, Performance Tuning
Mixed · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Virtual Networking, Data Centers, vSphere Networking and Storage, Software-Defined Data Center (SDDC), Virtual Local Area Network (VLAN), Virtualization, VMware ESX Servers, Software-Defined Networking, Network Architecture, vCenter Server, Network Infrastructure, Network Switches, Virtualization and Virtual Machines, Virtual Machines, Network Protocols, vSphere DRS & HA, Routing Protocols, Network Routing, Application Performance Management, Scalability
Beginner · Course · 1 - 4 Weeks

Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Theory, Database Systems, Database Development, Data Manipulation, System Requirements
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Work Breakdown Structure, Project Closure, Project Scoping, Project Management, Scope Management, Cost Management, Dashboard, Microsoft Excel, Project Schedules, Project Planning, Excel Formulas, Resource Allocation, Risk Management, Time Management, Business Reporting, Resource Planning, Automation, Data Visualization, Data Analysis, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: TikTok, Content Performance Analysis, Content Optimization, Social Media Analytics, Data-Driven Marketing, Content Strategy, Social Media Content, Marketing Analytics, Strategic Partnership, E-Commerce, Live Streaming, Direct Selling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prometheus (Software), Version Control, Git (Version Control System), Docker (Software), Kubernetes, CI/CD, Containerization, DevOps, YAML, Grafana, GitHub, Devops Tools, Linux Commands, Linux, Cloud Infrastructure, Continuous Integration, Amazon Web Services, Linux Administration, Software Versioning, Amazon Elastic Compute Cloud
Intermediate · Specialization · 3 - 6 Months

Pearson
Skills you'll gain: Linux Servers, User Accounts, Linux Administration, Lightweight Directory Access Protocols, User Provisioning, Linux, Group Policy, Server Administration, Servers, Operating System Administration, Performance Tuning, Systems Administration, System Configuration, Identity and Access Management, Open Source Technology, Performance Testing, Linux Commands, Command-Line Interface, Firewall, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LinkedIn, Interviewing Skills, Technical Communication, Communication, Communication Strategies, IT Management, Business Writing, Writing and Editing, Professional Networking, Information Technology, Recruitment, Professional Development, Time Management
Intermediate · Course · 3 - 6 Months