Hoshiyar Singh has over 4 years of experience in system administration and technical support. He has worked with organizations like Friends Color Images and Chip Information, where he supported clients, installed and configured operating systems, managed networks and security, and troubleshot hardware and software issues. He has skills in technologies like VMware, Hyper-V, Active Directory, and antivirus software. He holds a BCom degree from IGNOU and has completed courses in computer hardware, networking, and obtained his MCSE certification in 2009.