The joint consideration of big data and analytics is a relatively recent development, particularly, within the domain of Management of Information Systems (MIS). In recent years there is a dramatic increment of the data produced by digital devices and systems. This data and the various techniques applied on them have shaped the area of big data and analytics. The processing and analysis of big data has been proved of high importance for the organizations and help them to reform their strategies and practices. In this paper we investigate the rise of big data and big data analytics and their impact on CIO role. The results show the importance of the generation gap and the power of new entrants. It is also derived that there is an impact on the role of CIO.