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.

Skills you'll gain: z/OS, Mainframe Computing, Data Maintenance, Mainframe Technologies, Data Management, Control Panels, Command-Line Interface, User Interface (UI), Remote Access Systems
★ 4.7 (442) · Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Open Web Application Security Project (OWASP), AI Security, Vulnerability Assessments, Vulnerability Scanning, Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Management, Network Security, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Cybersecurity, Cyber Security Assessment, Malware Protection, Mobile Security, Threat Modeling, Threat Detection, Web Applications, Internet Of Things, Cloud Computing, Network Architecture
★ 4.6 (27) · Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Command-Line Interface, Network Troubleshooting, Linux Commands, Linux, Linux Servers, Linux Administration, Technical Support, Amazon Web Services, File Management, Remote Access Systems, Network Protocols, Network Security, Operating Systems, Package and Software Management, System Configuration, Scenario Testing, DevOps, Communication
★ 4.8 (28) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Billing, Billing & Invoicing, Billing Systems, Accounts Payable and Receivable, Invoicing, Accounts Receivable, Balancing (Ledger/Billing), Payment Processing and Collection, Accounting Records, Cash Management, Cash Flows, Ledgers (Accounting), Financial Data, Accounting, Business Metrics, Key Performance Indicators (KPIs), Prioritization, Data-Driven Decision-Making, Analysis, Strategic Prioritization
★ 1.5 (8) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, NoSQL, Database Administration, Data Store, Data Infrastructure, Database Systems, Cloud Storage, Database Theory, Database Management Systems, Data Storage, Cloud Services, Data Storage Technologies, File Management, Data Access, Data Security, Cloud Security, Data Management, File Systems, Query Languages, Data Import/Export
★ 4.3 (104) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Administration, Network Architecture, Hardware Troubleshooting
★ 4.5 (10) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design, Web Design and Development, Front-End Web Development, Web Development, Web Applications
★ 4 (8) · Beginner · Course · 1 - 4 Weeks

Universitat de Barcelona
Skills you'll gain: Entrepreneurship, Feasibility Studies, Financial Analysis, Media Production, Market Opportunities, Business Administration, Commercial Laws, Administration, Business Planning, Entrepreneurial Finance, Registration, Regulation and Legal Compliance, Business Modeling, New Business Development, Organizational Structure
★ 4.4 (424) · Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Operations Research, Network Model, Statistical Machine Learning, Case Studies, Applied Mathematics, Mathematical Modeling, Machine Learning, Model Optimization, Mathematical Theory & Analysis, Transportation Operations, Business Analytics, Linear Algebra, Resource Allocation, Classification Algorithms, Algorithms
★ 4.9 (97) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, General Networking, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Cloud Technologies, Network Infrastructure, Hardening, Network Performance Management, Authentications
★ 4.5 (19) · Intermediate · Specialization · 3 - 6 Months

IIT Bombay
Skills you'll gain: Internet Of Things, Network Protocols, Wireless Networks, General Networking, Interoperability, Emerging Technologies, Data Analysis, Communication Systems, Systems Design, Regression Analysis, Systems Architecture, Unsupervised Learning
★ 4.7 (86) · Intermediate · Course · 1 - 4 Weeks

Unilever
Skills you'll gain: Data Storytelling, Marketing Automation, Web Analytics, Marketing Effectiveness, Marketing Analytics, Customer Insights, Campaign Planning, Digital Marketing, Social Media Campaigns, Campaign Management, Digital Marketing Tools, Web Analytics and SEO, Market Analysis, Digital Advertising, Social Media Marketing, Digital Media Strategy, Customer Analysis, Search Engine Marketing, Digital Analysis, Google Analytics
★ 4.7 (347) · Beginner · Professional Certificate · 3 - 6 Months