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: Java Programming, Java, Software Development Tools, Application Servers, Web Applications, Development Environment, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Application Development, Eclipse (Software), Program Development, Computer Programming, Object Oriented Design, Mobile Development, Programming Principles, Integrated Development Environments, UI Components, Event-Driven Programming, User Interface (UI), Virtual Machines
★ 4.4 (207) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Interviewing Skills, Professional Networking, Web Presence, Presentations, Cybersecurity, Applicant Tracking Systems, Market Research, Recruitment, Portfolio Management, Job Analysis, Business Writing, Negotiation, Writing
★ 4.8 (134) · Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Wireless Networks, Communication Systems, Telecommunications, Digital Communications, Network Infrastructure, System Design and Implementation, Network Performance Management, Capacity Management, Emerging Technologies
★ 4.7 (2.6K) · Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Logistic Regression, Analytical Skills, Correlation Analysis, Science and Research, Regression Analysis, Sampling (Statistics), Statistical Hypothesis Testing, Data Literacy, Data Analysis, R Programming, Descriptive Analytics, Descriptive Statistics, Statistical Software, Statistical Modeling, Biostatistics, Model Evaluation, Exploratory Data Analysis, Statistical Analysis, Statistical Programming, R (Software)
★ 4.7 (2.1K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Apple Xcode, Code Review, UI Components, Unit Testing, Mobile Development, User Interface (UI), User Interface (UI) Design, Application Development, User Interface and User Experience (UI/UX) Design, Application Design, Interactive Design, Code Reusability
★ 4.7 (248) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Patient Registration, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Records, Claims Processing, Registration, Health Information Management, Electronic Medical Record System, Clinic Management Systems, Electronic Medical Record, Records Management, Clinical Documentation, Patient Safety, Data Entry, Document Management, Health Informatics, Data Validation, Data Security, Data Integrity, Regulatory Compliance
★ 3.8 (15) · Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Docker (Software), Kubernetes, Containerization, YAML, Devops Tools, Data Storage, Linux Administration, Microservices, DevOps, CI/CD, Application Deployment, Network Troubleshooting, General Networking, Configuration Management, Security Controls, OS Process Management, Virtualization, Application Lifecycle Management, Command-Line Interface, Automation
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Web Development, Server Side, Application Frameworks
★ 4.6 (82) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Influencing, Persuasive Communication, Leadership, Leadership Development, Professional Networking, Relationship Building, Public Speaking, Rapport Building, Decision Making, Communication, People Development, Tactfulness, Relationship Management, Social Skills, Trustworthiness, Independent Thinking, Organizational Structure
★ 4.8 (4.3K) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Sales Territory Management, Cold Calling, Regional Sales, Consultative Selling, Lead Generation, Selling Techniques, Sales Training, B2B Sales, Sales Management, Agentic Workflows, Closing (Sales), Sales, Sales Operations, AI Personalization, Generative AI Agents, Sales Pipelines, Business Strategy, Customer Engagement, Customer Analysis, Campaign Management
★ 4.6 (414) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Cloud Computing, Network Architecture, Virtual Networking, TCP/IP, Computer Networking, Cloud Engineering, Network Routing, Cloud Infrastructure, Network Planning And Design, Network Infrastructure, Google Cloud Platform, Interoperability
Intermediate · Course · 1 - 4 Weeks
Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Bioinformatics, Mathematical Software, Quantitative Research, Unsupervised Learning, Data Synthesis, Research, Mathematical Modeling, Molecular Biology, Simulation and Simulation Software, Pharmacology, Science and Research, Cell Biology, Biotechnology, Laboratory Research, Molecular, Cellular, and Microbiology, General Science and Research, Life Sciences, Network Analysis, Biology
★ 4.4 (990) · Intermediate · Specialization · 3 - 6 Months