The aim of the present study is to analyse the relationship between emotional intelligence and teacher engagement of government aided higher secondary school in North Dum Dum Municipal area, Kolkata. The stratified random sampling technique is used in selecting 180 teachers for the study. The standardized structured questionnaire named “Emotional Intelligence Scale” was developed by Dr. N. K. Chadha and Dr. Dalip Singh (2001) and “Teacher Engagement Scale” developed by Schaufeli (2002) was administered. Mean, SD, correlation and regression analysis were used to test the hypotheses formulated in the study. The study concludes that emotional intelligence influences teacher engagement in their academic activities and in class room. The result reveals that there is a significant and positive relationship between emotional intelligence (EI) and teacher engagement (TE). Result also exhibits that competence factor of emotional intelligence negatively affected the teacher engagement. It is concluded that highly emotional intelligence teachers should be recruited so that teachers’ engagement can be enriched. Therefore, organisation should arrange professional training programs, counselling and learning environment in the class and ethos of their school.