Research was conducted to explore job satisfaction of employee in PT. Holcim Indonesia, Tbk. This study covered for permanent employee. The purpose of this paper is to investigate whether employee promotion, upward downward communication and work environment influences the job satisfaction of PT. Holcim Indonesia, Tbk. This paper is based on a questionnaire survey of all employee position (manager and non-manager) in all plant of Indonesia with a random sample of 225 employees, and the method of analysis used is the frequency distribution and path analysis. The Data was collected through a self-administered survey questionnaire. The questionnaire is adopted from a previous validated survey. The data was analyzed using structural equation modeling (SEM) with Smart PLS. The results showed that among seven hypotheses tested, all variables have the positive influence, however, there are two latent variables which have direct significant associations, while the others have not. A variable which have indirect significant associations, while the other one has not. Work Environment have direct positive and significant influence on the job satisfaction, while employee promotion and upward downward communication have a direct positive influence but not significant. Otherwise, both employee promotion and upward downward communication have an indirect positive influence on the job satisfaction with intervening variable (work environment). The study provides ways to increase the job satisfaction of all employees so that they will be able to produce reliable company performances.