Mario Contreras

Mario Contreras, MCSA, has extensive experience in IT support and infrastructure, currently serving as a Senior Desktop Engineer at HIMSS since April 2016, focusing on Office365 administration, including Exchange, SharePoint, Teams, and Security and Compliance. Previous roles include IT Infrastructure Specialist at HIMSS, Service Center Technician at The Northern Trust, and Executive Engineer at Micro Computer Resource. Mario's career also includes managerial responsibilities at Ameritech/SBC/AT&T, where support for the Frame Order Maintenance System was provided. Mario holds various certifications and degrees in Computer and Information Technology, including a Cisco Network Associate (CCNA) certificate. Education includes studies at Moraine Valley Community College, Intense School, and National Education Center.