Virtual reality relies on a robust IT infrastructure to deliver high-quality, immersive experiences. This article examines the critical components of IT systems that support VR, including servers, cloud computing platforms, high-speed internet, and data centers optimized for low latency and high throughput. It highlights how edge computing reduces delays in rendering VR environments and how advanced networking protocols ensure smooth user interactions in multi-user virtual spaces. The piece also explores the role of cybersecurity in safeguarding VR platforms from data breaches and unauthorized access, considering the growing use of VR in sensitive applications like healthcare and education. Readers will gain insight into the challenges IT professionals face in scaling VR solutions for global audiences, as well as future innovations such as 5G networks, AI-driven optimization of IT resources, and sustainable practices in IT infrastructure for VR.