Network administration courses can help you learn network design, configuration, security protocols, and troubleshooting techniques. You can build skills in managing network hardware, optimizing performance, and ensuring data integrity. Many courses introduce tools such as Cisco routers, firewalls, and network monitoring software, that support implementing effective network solutions and maintaining system reliability.

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Web Services, Extensible Markup Language (XML), Java, Web Applications
★ 4.1 (13) · Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, AWS Identity and Access Management (IAM), Security Controls, Geographic Information Systems, Geospatial Information and Technology, Encryption, Data Security, Network Security, Public Key Infrastructure, Cryptography, Web Applications, Wireless Networks
★ 4.6 (377) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Visualization, Statistical Visualization, R (Software), Data Import/Export, Data Visualization Software, R Programming, Tidyverse (R Package), Statistical Reporting, Data Manipulation, Data Wrangling, Data Processing, File Management, Software Installation
★ 4.7 (313) · Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Statistical Machine Learning, Data Preprocessing, Model Evaluation, PyTorch (Machine Learning Library), Statistical Methods, Probability, Probability & Statistics, Sampling (Statistics), Logistic Regression, Deep Learning, Probability Distribution, Statistical Modeling, Python Programming, Supervised Learning, Machine Learning, Agentic systems, Artificial Intelligence, Model Optimization, Algorithms, AI literacy
★ 4.5 (60) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Flutter (Software), Cross Platform Development, Mobile Development, Cloud Development, Google Cloud Platform, Development Environment, Package and Software Management, Application Frameworks, Web Development, Network Security
★ 4.2 (183) · Beginner · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Sales Presentation, Regional Sales, Selling Techniques, Presentations, Sales Process, Influencing, Persuasive Communication, Intercultural Competence, Virtual Teams, Storytelling, Language Interpretation, Translation, and Studies, Sales Pipelines, Collaborative Software, Collaboration, Customer Relationship Management (CRM) Software, Stakeholder Management, Strategic Communication, Cross-Functional Collaboration, Customer Engagement, AI literacy
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Storytelling, Email Marketing, Google Ads, Digital Advertising, Paid media, Social Media Analytics, Social Media Marketing, Search Engine Optimization, Google Analytics, Customer Retention, Digital Marketing, Marketing Budgets, Loyalty Programs, Order Fulfillment, Search Engine Marketing, Web Analytics, Online Advertising, Digital Marketing Tools, Marketing, E-Commerce
★ 4.9 (338) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Test Automation, Test Script Development, Continuous Integration, CI/CD, Software Testing, Web Development Tools, Test Execution Engine, Test Tools, Test Case, Test Data, Debugging, Maintainability, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Threat Hunting, Cyber Threat Intelligence, Threat Detection, Threat Management, Endpoint Detection and Response, Cybersecurity, Security Information and Event Management (SIEM), Anomaly Detection, Generative AI, Endpoint Security, Event Monitoring, Digital Forensics, Network Analysis, Linux
★ 4.5 (139) · Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Virtual Networking, Cloud Infrastructure, Network Architecture, Computer Networking, Network Infrastructure, Cloud Computing Architecture, General Networking, Software-Defined Networking, Network Planning And Design, Cloud Computing, Virtualization, Network Routing, TCP/IP, Wide Area Networks, Data Centers, Network Performance Management, Network Switches, Virtual Machines, Virtualization and Virtual Machines, Python Programming
★ 4.4 (305) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Control Systems, Programmable Logic Controllers, Animations, Human Machine Interfaces, UI Components, Real-Time Operating Systems, Visualization (Computer Graphics), Control Panels, Interactive Design, User Interface (UI), Code Reusability, Program Development, Simulations, Interactive Data Visualization, Automation Engineering, Machine Controls, Computer Hardware, Electrical Wiring, Computational Logic, Network Troubleshooting
★ 4.7 (43) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Embedded Software, Linux, Linux Administration, File Systems, Shell Script, Package and Software Management, Electrical Engineering
★ 4.4 (156) · Advanced · Course · 1 - 4 Weeks