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Mario Calderon has a strong background in IT, with experience ranging from system administration to network management. Currently working as a System Engineer at ECD Systems Arizona, Mario has also held roles such as Network and System Engineer at Avante IT and System Administrator at CIBA Insurance Services. Mario is responsible for managing all aspects of the network, including desktops, servers, routers, and backup devices. Mario holds an Associate of Science degree in Network and Systems Communications Management from DeVry University.