This purpose of this study is to analyze the structural relationship among such variables as psychological capital of college students, job search self-efficacy, and employment-preparation behavior. In order to achieve this purpose, this study had specifically questions as follows: The first was to
examine the effect of psychological capital of college students on job search self-efficacy. The second was to examine the effect of psychological capital of college students on employment-preparation behavior. The third was to examine the effect of job search self-efficacy on employment-preparation behavior. A questionnaire was used as the research instrument. A total number of 423 college students and newly employed college graduates responded to questionnaire. In order to estimate the hypothesized structural equation model, the collected data were analyzed using IBM SPSS 21.0 and AMOS 18.0, a statistical program for structural equation modeling. The major findings of this study were as follows; First, the psychological capital of college students was found to have a direct effect on job search self-efficacy. Second, the psychological capital of college students was found to have only an indirect effect on employment-preparation behavior. Third, the job search self-efficacy of college students was found to have a direct effect on employment-preparation behavior. Based upon these results, several suggestions were made to improve college students’ employment-preparation behavior through psychological capital of college students on job search self-efficacy.