Network engineering courses can help you learn network design, troubleshooting, security protocols, and performance optimization. You can build skills in configuring routers and switches, implementing firewalls, and managing network traffic. Many courses introduce tools like Cisco Packet Tracer, Wireshark, and various network monitoring software, that support applying your skills in real-world networking environments.

Cisco Learning and Certifications
Skills you'll gain: IT Automation, Software-Defined Networking, Network Engineering, Scripting, Application Programming Interface (API), Data Modeling, General Networking, Network Planning And Design, Automation, Network Administration, Linux Commands, Python Programming, Program Development
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: OSI Models, Network Troubleshooting, Network Administration, General Networking, Network Architecture, Network Monitoring, Network Infrastructure, Network Security, TCP/IP, Virtual Networking, Local Area Networks, Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), Wireless Networks, Networking Hardware, Disaster Recovery, Network Performance Management, Network Protocols, Event Monitoring
Mixed · Course · 1 - 3 Months

Packt
Skills you'll gain: OSI Models, Computer Networking, Virtualization, Data Centers, Virtual Networking, General Networking, Network Architecture, Networking Hardware, Network Protocols, TCP/IP, Network Infrastructure, Local Area Networks, Network Model, Telecommunications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Local Area Network (VLAN), Routing Protocols, Virtual Networking, Network Switches, Network Administration, Network Routing, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routers, TCP/IP, Computer Networking, Network Infrastructure, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Performance Management, Networking Hardware, Network Security, Network Protocols, System Configuration
Intermediate · Course · 1 - 3 Months

The University of Chicago
Skills you'll gain: Software-Defined Networking, Virtual Networking, Software-Defined Data Center (SDDC), Computer Networking, Virtualization, Network Architecture, Network Administration, Network Switches, Network Routing, Network Security, Network Protocols, Hardware Architecture, Application Programming Interface (API), Verification And Validation
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Google Cloud Platform, Virtual Networking, Network Planning And Design, Prompt Engineering Tools, General Networking, Network Engineering, Network Architecture
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Devops Tools, Development Environment, Software Development Tools, Software Development Methodologies, CI/CD, DevOps, IT Automation, Continuous Deployment, Version Control, Continuous Integration, Network Engineering, Program Development, Docker (Software), Network Infrastructure, Containerization, Software Development, Virtual Environment, Git (Version Control System), Waterfall Methodology, Software Design
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Architecture, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Engineering, Network Infrastructure, Communication Systems, Telecommunications, Digital Signal Processing
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Network Infrastructure, General Networking, Network Protocols, Network Routers, Network Architecture, Networking Hardware, Internet Of Things, Network Routing, Wireless Networks, Local Area Networks, Network Switches, Virtual Local Area Network (VLAN), Enterprise Architecture, Network Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Security, OSI Models, Network Monitoring, Network Performance Management, Network Architecture, Computer Networking, TCP/IP, General Networking, Local Area Networks, Cybersecurity, Network Analysis, Network Protocols, Network Infrastructure, Network Support, Information Systems Security, Software-Defined Networking, Network Administration, Network Planning And Design, Network Routing
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Security, Network Troubleshooting, Software-Defined Networking, Network Engineering, Network Monitoring, Virtual Networking, TCP/IP, Network Architecture, Computer Networking, Network Performance Management, Network Protocols, General Networking, Cybersecurity, Network Infrastructure, Network Administration, Local Area Networks, Network Analysis, OSI Models, Network Model, Network Routing
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Architecture, Network Monitoring, Load Balancing, Network Planning And Design, Virtual Networking, Microsoft Azure, Network Engineering, Network Troubleshooting, Network Infrastructure, Cloud Engineering, Network Administration, Scalability, Network Security, Firewall, Virtual Private Networks (VPN), TCP/IP, Distributed Denial-Of-Service (DDoS) Attacks, Hybrid Cloud Computing, Remote Access Systems
Beginner · Course · 1 - 4 Weeks