In the current situation, many employees are experiencing a sense of financial insufficiency. As a result, they feel the need for an additional source of income. One way to address this is by becoming entrepreneurs while continuing their employment. Prior studies had only tested entrepreneurial intention in higher education (Elnadi & Gheith, 2021). However, it was uncommon to assess entrepreneurial intention among employees. Until now, there is still much date has not been explored in this regard, especially in the DKI Jakarta Region. This study aims to empirically examine the relationship between entrepreneurial eco-system, entrepreneurial self-efficacy, and employee entrepreneurial intention. It expands the theory of planned behavior by employing the data from DKI Jakarta region through an online survey. 114 employees data is analyzed using partial least square-structural equation modeling (PLS-SEM). The result shows that entrepreneurial eco-system is statistically significant towards employee entrepreneurial intention. Entrepreneurial eco-system is statistically significant towards employee entrepreneurial intention. This study gives contribution to the literature in the field of Human Resource. However, it is important to note that this study is primarily intended to serve as a useful reference for future and to be intended expand our knowledge of the circumstance that discuss.