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.

L&T EduTech
Skills you'll gain: Building Codes, Engineering Analysis, Engineering Calculations, Structural Engineering, Simulation and Simulation Software, Finite Element Methods, Construction Engineering, Mathematical Software, Civil Engineering, Engineering Practices, Structural Analysis, Construction, Engineering Design Process, Laboratory Testing
Intermediate · Course · 1 - 4 Weeks
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
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Security Incident Management, Incident Management, Security Management, Digital Forensics, Disaster Recovery, Risk Management Framework, Cybersecurity, Risk Management, Continuous Monitoring, Cyber Security Policies, Security Controls, Cloud Security, Virtualization and Virtual Machines, Cloud Computing, Scenario Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Relationship Management (CRM) Software, Customer Relationship Management, Customer experience strategy (CX), Customer Success Management, Customer Acquisition Management, Customer Analysis, Customer Retention, Customer Relationship Building, Brand Loyalty, Customer experience improvement, Marketing Automation, Customer Insights, Value Propositions, Portfolio Management, Data-Driven Marketing, Automation
Mixed · Course · 1 - 4 Weeks

Red Hat
Skills you'll gain: Object Oriented Programming (OOP), File I/O, JSON, Python Programming, Debugging, Object Oriented Design, Data Structures, Red Hat Enterprise Linux, Programming Principles, Statistical Programming, Web Development, Program Development, Scripting, Integrated Development Environments, Development Environment, Software Installation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Network Security, Network Administration, Cryptography, Firewall, Cryptographic Protocols, Cybersecurity, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Cloud Security, IT Security Architecture, Cyber Attacks, Security Controls, Public Key Infrastructure, Network Monitoring, Encryption, Network Planning And Design, Human Factors (Security), Local Area Networks, Virtual Local Area Network (VLAN), Network Switches
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Intrusion Detection and Prevention, Linux Commands
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Frontend Integration, Back-End Web Development, Full-Stack Web Development, Server Side, Email Automation, Data Access, Apache Tomcat, Front-End Web Development, Application Servers, Java Programming, HTML and CSS, Databases, PostgreSQL, Relational Databases, Java, User Interface (UI), Web Design, Database Development
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Computer Security Incident Management, Incident Management, Incident Response, Security Management, Threat Management, Security Strategy, Event Monitoring, Security Information and Event Management (SIEM), Enterprise Security, IT Automation, Automation, Systems Integration
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: PHP (Scripting Language), Application Deployment, Object-Relational Mapping, Model View Controller, Database Management, UI Components, PostgreSQL, Full-Stack Web Development, Web Development, Web Frameworks, Web Applications, Authentications, Development Environment, Web Development Tools, Authorization (Computing), Application Frameworks, Code Reusability, GitHub, Cascading Style Sheets (CSS), Data Migration
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Infrastructure As A Service (IaaS), Cloud Computing, Cloud Engineering, Cloud Services, Cloud Management, Cloud Computing Architecture, Cloud Storage, Data Storage Technologies, Role-Based Access Control (RBAC), Data Storage, Authorization (Computing), Capacity Management, Key Management, Security Controls, NoSQL, Event Monitoring, System Monitoring
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Monitoring, Routing Protocols, Software-Defined Networking, TCP/IP, Network Routing, Open Shortest Path First (OSPF), Network Performance Management, Network Planning And Design, Disaster Recovery, Computer Networking, Virtual Networking, Network Architecture, Virtual Local Area Network (VLAN), Network Administration, Network Protocols, Border Gateway Protocol, Document Management, Networking Hardware
Intermediate · Course · 1 - 3 Months