Background: The relationship between emotional intelligence and job satisfaction has gained the attention of researchers as it is reported that emotional intelligence plays a pivotal role in predicting job satisfaction among employees. Aim: This study aimed to assess effect of head nurses 'emotional intelligence on their job satisfaction in a military hospital. Subjects and methods: Research design: A descriptive cross-sectional design was used to carry out this study. Setting: The study was conducted at El-Galaa hospital. Subject: A convenience sample included 69 head nurses. Tools: Data was collected by using, Bar-On Emotional Quotient Inventory-Short and Job satisfaction scale. Results: In the present study, showed that  more than half of participants had moderate level of emotional intelligence and have high level of satisfaction Conclusion There was strong positive linear correlation between head nurses job and their emotional intelligence (r=0.839, p<0.001). While There was weak negative insignificant correlation between Total satisfaction domains and emotional domains (r=-0.02, p=0.872). Recommendations: Managers should build a team work spirit as well as keeping a positive work climate. Educational programs should be done about the emotional intelligences of the head nurses and hospital administrators should ensure job satisfaction among nurses through implementing different techniques to meet their needs.