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.

Infosec
Skills you'll gain: OSI Models, Network Troubleshooting, General Networking, Computer Networking, Network Monitoring, Network Security, Virtual Networking, Routing Protocols, Network Routing, Virtual Local Area Network (VLAN), Wireless Networks, Networking Hardware, Disaster Recovery, Network Protocols, Network Switches
★ 3.4 (9) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Security, Dynamic Host Configuration Protocol (DHCP), General Networking, Network Infrastructure, Computer Networking, Endpoint Security, Endpoint Detection and Response, Network Planning And Design, Network Protocols, Event Monitoring, Data Loss Prevention, TCP/IP, Network Monitoring, Network Troubleshooting, Cybersecurity, Firewall, Network Routers, Network Routing, Intrusion Detection and Prevention, Security Controls
★ 4.7 (3.5K) · Intermediate · Course · 1 - 3 Months

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
★ 4.7 (24) · Intermediate · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Network Infrastructure, Virtual Networking, Network Architecture, Network Security, Virtualization and Virtual Machines, Wireless Networks, Network Troubleshooting, Virtualization, Virtual Machines, Network Administration, Network Planning And Design, Network Monitoring, Data Centers, Cloud Computing, Network Support, Disaster Recovery, Technical Documentation
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Network Security, Computer Networking, General Networking, Authentications, Authorization (Computing), Firewall, Security Controls, Network Architecture, OSI Models, Networking Hardware, Network Protocols, Virtualization, Virtual Networking, Threat Detection, Identity and Access Management, Cloud Services, Network Planning And Design, TCP/IP, Network Infrastructure, Network Monitoring
★ 4.8 (344) · Beginner · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: Routing Protocols, OSI Models, Remote Access Systems, Network Architecture, TCP/IP, General Networking, Network Protocols, Network Troubleshooting, Computer Networking, Networking Hardware, Network Administration, Network Security, Network Model, Virtual Private Networks (VPN), Wireless Networks, Network Routers, Network Routing, Dynamic Host Configuration Protocol (DHCP), Intrusion Detection and Prevention, Network Analysis
★ 4.6 (169) · Beginner · Course · 1 - 3 Months

ISC2
Skills you'll gain: Network Security, Cybersecurity, Cyber Attacks, Infrastructure Security, Threat Detection, Computer Networking, Data Centers, General Networking, Cloud Services, Network Planning And Design, Network Protocols, Network Model
★ 4.7 (262) · Beginner · Course · 1 - 3 Months

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, Network Switches
★ 4.8 (42) · Intermediate · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: OSI Models, Network Troubleshooting, Network Protocols, Network Model, TCP/IP, General Networking, Networking Hardware, Network Architecture, Computer Networking, Network Infrastructure, Network Switches, Network Monitoring, Network Analysis
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Architecture, OSI Models, Virtual Local Area Network (VLAN), Computer Networking, General Networking, TCP/IP, Network Routing, Wireless Networks, Network Protocols, Network Troubleshooting, Local Area Networks, Network Model, Wide Area Networks
★ 4.8 (28) · Beginner · Course · 1 - 3 Months

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

MathWorks
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Systems Architecture, Systems Design, Functional Design, Requirements Analysis, System Requirements, Requirements Elicitation, Functional Requirement, Verification And Validation
★ 4.8 (296) · Beginner · Course · 1 - 4 Weeks