System Administration: IT Infrastructure Services

Transitioning from managing a single computer to keeping an entire fleet of systems running smoothly is the core of system administration. This text-based course guides you through the foundational concepts of IT infrastructure services, explaining how to configure, maintain, and scale network services, user directories, and system backups. What you will learn: • Understand the core roles and responsibilities of a system administrator in a modern business environment. • Configure essential infrastructure services including DHCP, DNS, and secure network routing. • Manage user identities, access controls, and group policies using centralized directory services. • Implement data backup strategies and disaster recovery plans to ensure business continuity. • Apply modern automation and basic infrastructure-as-code concepts to manage fleet deployments efficiently. You will start with the fundamental definitions of system administration before moving on to practical configurations for directory services, network infrastructure, and system recovery. This course is designed for beginners looking to enter the IT support and system administration field, with no prior administration experience required. Start reading today to build the essential skills needed to manage and scale modern IT infrastructure.