Hardware courses can help you learn circuit design, microcontroller programming, computer architecture, and embedded systems. You can build skills in troubleshooting hardware issues, optimizing performance, and integrating various components. Many courses introduce tools like Arduino, Raspberry Pi, and CAD software, that support creating prototypes and testing designs.

EDUCBA
Skills you'll gain: Microservices, Spring Framework, Spring Boot, YAML, MongoDB, Application Deployment, NoSQL, Ajax, Software Architecture, Java, Development Environment, Scalability, Load Balancing, Data Integration, Restful API, Configuration Management, Application Performance Management, Continuous Deployment, Web Applications, Javascript and jQuery
Mixed · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Microsoft Windows, Mac OS, Command-Line Interface, Linux, Operating Systems, Software Installation, System Configuration, Control Panels, General Networking, Cloud Management, Computer Networking, File Systems, File Management, User Accounts
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Controls, NIST 800-53, Authorization (Computing), Risk Management Framework, Change Control, Cyber Risk, Security Management, Vulnerability Assessments, Vulnerability Management, Configuration Management, Threat Management, System Monitoring, Security Requirements Analysis, System Implementation, Security Strategy, Cyber Security Assessment, Risk Mitigation, Document Management, Systems Development Life Cycle
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Intune (Mobile Device Management Software), Application Deployment, Group Policy, Enterprise Application Management, Apple iOS, Android Development, Mobile Security, Azure Active Directory, Identity and Access Management, Microsoft Office, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Windows Servers, Hyper-V, Containerization, Kubernetes, Docker (Software), Virtualization, Virtual Machines, Server Administration, Hybrid Cloud Computing, Microsoft Azure, Operating System Administration, Infrastructure As A Service (IaaS), Cloud Management, Systems Administration, Remote Access Systems, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), AWS CloudFormation, CI/CD, Git (Version Control System), Jenkins, Ansible, Version Control, Terraform, Docker (Software), Kubernetes, DevOps, Prometheus (Software), Cloud-Native Computing, Continuous Deployment, Containerization, Amazon Web Services, Software Development Tools, Grafana, Software Development Life Cycle, Configuration Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Network Troubleshooting, Distributed Denial-Of-Service (DDoS) Attacks, Network Administration, Hardening, Network Monitoring, Intrusion Detection and Prevention, Cybersecurity, Network Protocols, Firewall, General Networking, Network Performance Management, Authentications, Identity and Access Management, Encryption, Hardware Troubleshooting, Virtual Local Area Network (VLAN), Key Management, Wireless Networks, Data Integrity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apple software proficiency, Mac OS, User Accounts, System Support, Software Installation, Apple Hardware proficiency, File Management, Operating System Administration, System Configuration, General Networking, Data Storage, Data Management, Computer Networking, Data Security
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Data Security, Database Application, Web Applications, Cryptography, Authentications, Configuration Management, Session Initiation Protocols, Computer Programming
Beginner · Course · 1 - 4 Weeks

Samsung
Skills you'll gain: Technical Support, Hardware Troubleshooting, Customer Service, Insurance and Warranty Claims Processing, Problem Solving, Company, Product, and Service Knowledge, Customer Communications Management, Product Knowledge, Active Listening, Technical Communication, Communication
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Virtualization, Virtual Machines, Hyper-V, VMware ESX Servers, Data Storage Technologies, Cloud Computing, IT Infrastructure, Network Infrastructure, Capacity Management, Data Centers, Network Switches, Desktop Support, Computer Hardware
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Architecture, Computer Networking, Network Model, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks