This study is conducted by focusing on organizational happiness and also aiming recognition and prioritization of operational approaches to implementation of organizational happiness of social security organization's personnel working in west Tehran head office. In regard of goal, current study is an applied developmental research and due to time of compilation is explorative survey and regarding data and information collection methods is field study. Furthermore, assessment method in current study is considered to be of compounded type (quantitative -qualitative -quantitative) whereas this type is consisted of three main steps (including; survey method, grounded theory method and content analysis method).Obtained results from organizational happiness dimensions signify that components of security, interest in job, confidence, significance of job, learning, collaboration, interaction with colleagues, positive thinking, self -openness, justice, flexible structure and desired work place has respectively the greatest average in statistical sample of research. Results of Pearson correlation test showed that there is significant and positive relationship amongst all dimensions of organizational happiness and generally in studied organization, organizational happiness of men was reported more than women where this finding points to need of more attention to organizational happiness status of woman personnel. Moreover, results of variance analysis test indicate that average of organizational happiness variable amongst responders belonged to execution and inspection units were more than income unit's responders. In addition to these, rating of organizational happiness dimensions form personnel view indicates that component of security has the highest rate and component of desired work place has the lowest rate. Regarding recognition of operational approaches in order to improve level of happiness within studied organization, analyses showed that the most important axes of operational approaches can be included into four axes as, 1) noncash benefits, 2) organizational support, 3) work place desirability, 4) organizational justice.