Background: This study aimed to assess satisfaction of emergency medicine residents and specialists. Methods: This was a cross-sectional survey conducted in Tehran, Iran. All emergency medicine specialists and residents in Iran at the time of study were eligible and included. A modified questionnaire, originally developed by Lloyd et al. was used. The final statistical analysis was done on the questionnaires. Results: A total of, 210 questionnaires from 143 residents and 67 emergency medicine specialists were collected. The overall satisfaction in specialists and residents was 50% and 42%, respectively (P < 0.05). The status of specialists’ recruitment, managerial aspects, available facilities, current lifestyle, and challenges related to the job, showed significant differences. Conclusions: Based on the findings of this study, although both residents and specialist satisfaction rates were at a moderate level, however, specialists were more satisfied with their job in comparison to residents.