The purpose of the study was to determine how psychological capital affected the organizational citizenship behaviors and aspects of the General Company for Glass and Refractory Manufacturing's workforce. The research problem revealed a lack of understanding on the significance of using psychological capital in its dimensions, (self-efficacy, hope, optimism, flexibility). In building and strengthening organizational citizenship in its dimensions (altruism, sportsmanship, conscientiousness, and urban behavior). Theoretical framework: The research presented a theoretical presentation of the implications of the research variables, ideas and their dimensions as expressed in previous studies. The research also systematically organized the primary research hypothesis, which assumes the existence of a significant influence of psychological capital on corporate citizenship behavior, from which the research hypothesis model yielded a number of sub-hypotheses. Design/methodology/approach: Through a survey of sample perspectives regarding organizational citizenship and psychological capital, the descriptive analytical approach was chosen. The questionnaire was used to gather and examine data in order to frame the scientific component of the study. Thirty surveys were given out. It was fully recovered, meaning that the thirty surveys that made up the research's final sample were recovered. The (spss) package, which represents the last sample of employees at the General Company for Glass and Refractories Manufacturing, was also used to analyse the field portion of the study. The research: reached several conclusions, the most important of which is the existence of a correlation between psychological capital, organizational citizenship, and the company’s need for organizational citizenship. Originality/Value: This study represents a distinctive scientific contribution that urges officials in public organizations should priorities organizational citizenship and psychological ...