
Skills you'll gain: Job Control Language (JCL), z/OS, Unix, IBM DB2, Database Management Systems, Mainframe Computing, Unix Shell, Operating System Administration, System Programming, Operating Systems, Unix Commands, System Software, Mainframe Technologies, Data Management, Data Storage Technologies, File Systems, Data Storage, System Configuration, File Management, Transaction Processing
★ 4.8 (378) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Windows Servers, Computer Security, Linux Administration, Disaster Recovery, Authorization (Computing), Linux, Linux Servers, Microsoft Windows, Authentications, Operating System Administration, OSI Models, User Accounts, Group Policy, Security Management, Ubuntu, System Monitoring, Cyber Security Policies, IT Management, Systems Administration, Cybersecurity
★ 4.6 (1.9K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Peripheral Devices, Virtualization, Computer Hardware, System Configuration, Virtualization and Virtual Machines, Operating System Administration, Computer Systems, Virtual Machines, Operating Systems, Hardware Troubleshooting, Linux, Software Installation, Technical Support, Mac OS, Computer Architecture, File Systems, Network Infrastructure, Data Storage, User Accounts, Disaster Recovery
★ 4.7 (2K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Operating Systems, File Systems, Linux Commands, Linux, SQL, Linux Administration, Unix Commands, File Management, Unix Shell, Query Languages, Database Management, Command-Line Interface, Relational Databases, Authorization (Computing), Authentications, User Accounts
★ 4.8 (6.2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Accounts, Operating System Administration, Unix, Systems Administration, File Systems, User Provisioning, Midrange Computer, File Management, System Monitoring, Unix Commands, System Configuration, Identity and Access Management, Performance Tuning, Command-Line Interface, Data Storage, Capacity Management
★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Transaction Processing, Hybrid Cloud Computing, COBOL (Programming Language), Mainframe Technologies, Mainframe Computing, IBM Cloud, Cloud Applications, Enterprise Application Management, Application Development, Application Programming Interface (API), Cloud API
★ 4.5 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Threat Detection, Exploitation techniques, Data Encryption Standard, Threat Modeling, Security Awareness, Cryptography, Cyber Attacks, Data Security, Databases, Malware Protection, Penetration Testing, AI Security, Vulnerability Assessments, Application Security, Security Engineering, Artificial Intelligence, SQL
★ 5 (6) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Virtual Machines, Debugging, System Programming, Windows PowerShell, Virtual Environment, Virtualization, Programming Principles, Excel Macros, Linux
★ 4.5 (86) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Systems, Business Software, Operating Systems, Generative AI, Business Systems, Cybersecurity, Enterprise Security, System Software, Cyber Attacks, Servers, Security Awareness, Computer Hardware, Computer Architecture, Data Storage, Patch Management, Cloud Computing
★ 4.8 (2K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Budgeting, Financial Data, Financial Reporting, Accounting and Finance Software, Financial Forecasting, Consolidation, Financial Management, Forecasting, Operational Performance Management, Financial Analysis, Performance Measurement, Financial Planning, Dashboard, Case Studies
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: GitHub, Unix Shell, Unix, Git (Version Control System), Unix Commands, Version Control, Bash (Scripting Language), grep, Cloud Hosting, Ubuntu, Command-Line Interface, Cloud Computing, Shell Script, Linux, Mac OS, Scripting, Scripting Languages, File Management
★ 4.7 (1.4K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Services, Cloud Deployment, Responsible AI, Cloud Security, Cloud Technologies, Data Literacy, Cloud Infrastructure, Data Mining, Cloud Platforms, Cloud Engineering, Cloud Computing, Generative AI, Generative Model Architectures, Data Processing, Big Data, LLM Application, AI literacy, Data Science, Business
★ 4.7 (107K) · Beginner · Specialization · 3 - 6 Months