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: Virtual Private Networks (VPN), Wide Area Networks, Network Architecture, Networking Hardware, System Configuration, System Implementation
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: Network Security, IT Security Architecture, OSI Models, TCP/IP, Threat Modeling, Computer Networking, Network Protocols, Cybersecurity, Application Security, Network Architecture, General Networking, Cryptographic Protocols, Vulnerability Assessments, Network Infrastructure, Exploit development, Network Model, Network Routing, Communication Systems
★ 4.9 (33) · Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Performance Management, Network Monitoring, Network Administration, Network Troubleshooting, Network Support, General Networking, Event Monitoring, Network Security, Network Infrastructure, System Monitoring, Command-Line Interface, Software-Defined Networking, Application Programming Interface (API), Performance Tuning, System Configuration, Network Protocols, Security Controls, Configuration Management
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Cybersecurity, Information Systems Security, Data Security, Cyber Attacks, Information Assurance, Network Security, Risk Management Framework, Security Controls, Cryptography, Cryptographic Protocols, Key Management, Security Engineering, Threat Modeling, Security Management, Authorization (Computing), Encryption, Email Security, Data Integrity, Authentications
★ 3.9 (241) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Architecture, Virtual Local Area Network (VLAN), Virtual Private Networks (VPN), Network Administration, Network Security, Network Monitoring, Local Area Networks, Networking Hardware, Network Routers, General Networking, Network Planning And Design, Network Switches, Computer Networking, System Configuration, Routing Protocols, Wireless Networks, Network Performance Management, Network Routing, Dynamic Host Configuration Protocol (DHCP)
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Requirements Analysis, White-Box Testing, Software Architecture, Acceptance Testing, Software Development Methodologies, Unified Modeling Language, Software Development Life Cycle, Configuration Management, Software Quality Assurance, Debugging, Software Quality (SQA/SQC), Software Engineering, Software Testing, Object Oriented Design, Functional Requirement, Data Modeling, Systems Design, Project Management, Project Planning
★ 4.6 (678) · Intermediate · Specialization · 3 - 6 Months

KodeKloud
Skills you'll gain: Remote Access Systems, Linux Commands, Cryptographic Protocols, Web Servers, Scalability
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Network Infrastructure, Cyber Attacks, Computer Security Incident Management, Operating Systems, Linux, Bash (Scripting Language), Databases
★ 4.8 (120) · Beginner · Specialization · 3 - 6 Months

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Security, Network Protocols, Network Performance Management, Network Architecture, Network Monitoring, Role-Based Access Control (RBAC), Network Troubleshooting, Computer Networking, Network Administration, TCP/IP, Network Planning And Design, Cybersecurity, Routing Protocols, Firewall, Network Routing, Network Analysis, IT Infrastructure, Cloud Computing, Automation
★ 4.8 (33) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Routing Protocols, Virtual Private Networks (VPN), Network Troubleshooting, Open Shortest Path First (OSPF), Network Engineering, Network Routing, Border Gateway Protocol, Multiprotocol Label Switching, Network Administration, Wide Area Networks, Network Protocols, Network Security, Network Monitoring, Network Performance Management, Dynamic Host Configuration Protocol (DHCP), Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Cloud Computing, Linux, Linux Commands, Linux Administration, Cloud Computing Architecture, Cloud Security, Operating Systems, Windows Servers, Microsoft Windows, File Systems, Systems Administration, Mac OS, Command-Line Interface, Virtual Machines, Firewall, Virtualization, Knowledge of Apple Software, File Management, User Accounts
★ 4.6 (5.7K) · Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, AI Workflows, AI powered creativity, Responsible AI, Data Visualization, Document Management, Ideation, Verification And Validation, Data Presentation, LLM Application, AI literacy, AI Enablement, Generative AI, Risking, Multimodal Prompts, Artificial Intelligence, Data Compilation, Large Language Modeling
★ 4.8 (9.4K) · Beginner · Specialization · 1 - 3 Months