Mario Contreras, Mcsa
About Mario Contreras, Mcsa
Mario Contreras is an IT Infrastructure Specialist at HIMSS, with extensive experience in IT support and management roles across various companies in the Greater Chicago Area.
Title and Current Role
Mario Contreras holds the title of IT Infrastructure Specialist at HIMSS. He has been with the organization in this capacity since 2016. His role includes overseeing critical IT infrastructure projects, supporting international offices, and ensuring network reliability at major events like the HIMSS Global Conference. He also acts as a Subject Matter Expert for Ring Central and serves as a Mobile Device Administrator.
Previous Work Experience
Before joining HIMSS, Mario Contreras worked in various IT and technical support roles. From 2011 to 2015, he was a Service Center Technician at The Northern Trust in the Greater Chicago Area. Prior to that, he served as an Executive Engineer at Micro Computer Resource from 2009 to 2011 in Oak Lawn, IL. He provided on-site IT support for Getinge at Equant from 2006 to 2009. Earlier in his career, Mario held the position of Manager at Ameritech/SBC/AT&T from 1997 to 2006 and worked as a Customer Engineer at both Smart Source (1996-1997) and Sentinel Technologies (1992-1996).
Education and Certifications
Mario Contreras has pursued various educational courses and certifications to advance his knowledge in IT. He studied Computer and Information Technology at Moraine Valley Community College from 2016 to 2017. He attended Intense School, earning a certificate in 2002. Additionally, he received a diploma from the National Education Center in 1992 after attending the institution for a year. Mario also completed his high school education, earning a diploma from Dwight D. Eisenhower, where he studied from 1978 to 1982.
Key Projects and Initiatives
One of Mario Contreras' notable projects at HIMSS includes overseeing the migration of over 500 accounts from network Home drives to OneDrive. He has authored over 100 Knowledge Base documents to enhance team knowledge sharing. His role also involves international travel to support HIMSS offices in Germany and Singapore, where he provides on-site technical support. He has further assisted in network assurance and IT staffing for the HIMSS Global Conference.