In wake of technological revolution and phenomenon of globalization the job of HR managers is becoming more and more crucial and challenging. Today’s business organizations cannot think about survival and competitiveness without aggressively embracing the advancements in technology. This is the only way to compete with the adversaries on the basis of innovation, cost and quality. To leverage optimal benefits from heavy investments for acquiring new technologies the importance of well-trained and highly skilled manpower cannot be overemphasized. That is why managing human capital by hiring, training and retaining workforce with essentially required skill sets has become highly critical. Moreover, due to globalization and corporatization HR managers have to cope with challenge of managing diversity at workplace. They have to think and act prudently while managing the people from diverse cultures so as to mitigate conflicts for ensuring maximum output through teamwork. This is because the subject of Organizational Behavior (OB) is regarded as highly critical for effective HR management. The core focus of OB is to study individual and group behavior at workplace so that output of both individuals and groups can be optimized by adopting appropriate management strategies and leadership styles for proper training and motivation of the workforce at various levels