Purpose: This study aimed to identify the mediating effects of communication skills and pediatric nurse-parent partnership on the relationship between emotional intelligence and job satisfaction among pediatric nurses. Methods: A survey was administered to 205 pediatric nurses working in children’s, general, and tertiary hospitals situated in Chungcheong province and Seoul. Data were collected in August and September 2022. The collected data were analyzed using SPSS Statistics version 26.0 along with the PROCESS macro program. Results: Emotional intelligence had a significant effect, and was a critical factor affecting the job satisfaction of pediatric nurses. Furthermore, communication skills and nurse-parent partnership had a serial double mediating effect. Conclusion These findings underscore the significance of conducting job satisfaction improvement programs, including strategies for augmenting emotional intelligence, bolstering communication skills, and fostering nurse-parent partnership.