Dr. Suhadi is a lecturer at the graduate school of the State Islamic University Sunan Kalijaga in Yogyakarta, Indonesia. In addition, he is teaching at the Center for Religious and Cross-cultural Studies at the Graduate School of Gadjah Mada University. He is also a board member of the higher Islamic education at the Pesantren (Islamic Boarding School) of Sunan Pandanaran based in Yogyakarta.

Suhadi’s PhD thesis at Radboud University Nijmegen in the Netherlands was published in Germany in 2014 under the title "I Come from a Pancasila Family: A Discursive Study on Muslim-Christian Identity Transformation in Indonesian Post-Reformasi Era." He teaches world religions, interreligious dialogue theories and practices, religions and human rights, as well as religions and natural disasters. Aside from his teaching activities, Dr. Suhadi researches interreligious issues in different parts of Indonesia.

Through a KAICIID programme in Indonesia, Dr. Suhadi co-authored an inter-religious education module for university students, which was published in cooperation with the Centre for Dialogue and Cooperation among Civilisations and Religions for Peace in 2016.