This chapter investigates the aspects involved in ERP systems management to understand how such artifacts transform the role of Information Technology (IT) areas within the organizations. ERP systems are currently the main component of the information architecture of most large and medium sized companies and the management of these systems has become a critical part of IT teams’ every day. Initially is proposed a management model for ERP systems based upon a survey of the literature. Next is presented, based upon the model, the analysis of two ERP systems management cases of large sized Brazilian companies. At the end the cases are compared and important observed differences set up the conclusions of this chapter.