Abstract: Perceived organization support studies on employees had been conducted in different international environment, but POS research in Malaysia is scanty. In Malaysian context, a number of studies found relationship between POS and organizational commitment. Therefore, the purpose of this study is to address this gap by examining the relationship between POS antecedents (organizational justice, organizational rewards and job conditions), POS and job performance. The data of this study have been collected from a group of academic and support staff in the faculty of electrical and electronic engineering of University Tun Hussein Onn Malaysian through questionnaire survey. The data were analyzed using SPSS. The findings reveal that POS antecedents including organizational justice and job condition have significant relationship with POS. Likewise; this study suggests that POS can improve the staff’s job performance by presenting a significant relationship between POS and job performance. However, results did not show any significant relationship between organizational rewards and POS.