Corporate social networks comprise interactions immersed in an environment of social media tools. Companies need to understand globalization driven by information technology, its influence on Knowledge Management, and how to use Social Media to survive and gain competitive advantage. The objective of this study is to identify how Knowledge Management and Social Media are related in the scientific literature, to encourage future research. The method of mapping scientific knowledge called the Constructivist Process of Knowledge Development (ProKnow-C) supported a bibliometric and systemic literature analysis. ProKnow-C is an option to select reliable scientific publications according to their relevance. The data analysis shows 42 articles in the Science Direct database from January 2005 to February 2017. It shows the main journals, describes the main concepts and identifies the methodologies used in publications about Knowledge Management and Social Media. The ProKnow-C enabled search, organize and analyze bibliographic data in accordance with a reliable database. In the analysis of the results, gaps were identified, as well as opportunities for further research. In-depth studies will be useful for the strategic perspective of corporations, in the following directions: influence in the internal and external environments, identification of simple and useful tools, reasons for the withdrawal of use, and the influence of behavioral and psychological aspects on users.