IT System Administration: Managing Infrastructure and Fleet Services

Managing a single computer is simple, but maintaining a reliable network of hundreds or thousands of machines requires a structured, scalable approach to system administration. This text-based course equips you with the fundamental strategies needed to configure, secure, and maintain complex IT infrastructures. You will transition from manual troubleshooting to automated fleet management. You will gain a deep understanding of how core IT services keep organizations running smoothly, preparing you to manage modern enterprise environments. What you'll learn: Understand the fundamental role of a system administrator and core IT infrastructure concepts; Configure and manage essential network services including DNS, DHCP, and directory services; Implement automation strategies to deploy software and updates across an entire fleet of machines; Apply modern backup and disaster recovery policies to protect critical organizational data; Explore cloud infrastructure integration and basic configuration management tools. The course starts with fundamental concepts of system administration before moving into practical deployment strategies, user management, and infrastructure automation. Designed for aspiring IT professionals and beginners, this course requires no prior system administration experience. Read through our structured lessons to build your foundational IT administration skills today.