This research article investigates leadership behaviour and work motivation of Indian Defence Officers of all the three wings (Army, Air Force and Navy).Present work is a blend of exploratory as well as hypothesis testing study under the survey method of research. The population of the study consisted of officers of all the three wings of Indian defence services This research has devoted more attention to the need for achievement because in every sector of organizational working individuals and group of individuals strive to achieve goals and this need is positively associated with managerial performance and success and that a need for achievement can be developed in aspiring managers. Though, small survey conclusions lack generalizability, the present study does provide certain useful insights into leadership behaviour of Indian defence officers and their motivational orientation.