The Medition role of Job stress in the Relationship Between Psychological Capital and Personnels Performance of Gachsaran Oil and Gas Company Operating in Dashtgaz

The aim of this study was to explain the Medition role of job stress in the relationship between psychological capitaland personnels Performance of Gachsaran oil and gas company operating in Dashtgaz. Due to the nature and objectives, this research is Nazari type and the correlation method is used for its implementation. The population of study included 300 employees of Gachsaran oil and gas company which is engaged in years 92-91. In this study, random sampling was used. In this research and sample size was 169 with using Krejcie and Morgan, s table. Data is collected from the three questionnaires: 1 - Astaynmtz job questionnaire, 2 - job performance questionnaire of Patterson and 3 - Inventory psychological capital by Luthans et al that the validity and reliability have been confirmed. The results showed that there is a significant negative correlation between job stress and job performance, and there is a significant positive relationship between psychological capital and job performance. The findings also showed that The mediating role of job stress in the relationship between psychological capital and job performance plays and reduces the effects of psychological capital on job performance.