Madhubala is deeply associated with education. She had been a successful English teacher for nearly 26 years since 1976. She worked in many different schools both private and public. Most of her career she worked with Kendiya Vidyalaya Sangathan. In 2000 she cleared a competitive exam for Principalship and was thereby appointed as a Principal of KVS.
As a teacher Madhubala had done a lot of innovative work in English teaching beside setting up the first language lab of KVS Dehra Dun Region. During her tenure of Principalship she was very successful as she always managed to get the best results in Dehradun Region. She directed many courses for teachers, developed teaching techniques and wrote innovative study materials. In2014, she retired from KVS and joined a private school as administrator. She continues to guide students by devoting her time as a LifePage Career Advisor.