[20] He is currently a Senior Fellow and Cluster Leader at the Vivekananda International Foundation in New Delhi.
[22] He is married to Deepa Gopalan Wadhwa, who also belongs to the Indian Foreign Service.
[24] He has served at the Indian missions in Hong Kong, Beijing, Geneva, Warsaw,[11] Muscat,[14] Bangkok[15] and Rome.
[24] During Wadhwa's tenure as the Indian Ambassador to Italy and San Marino, he served as the Indian Permanent representative to three Rome-based agencies of the United Nations: Food and Agriculture Organization, International Fund for Agricultural Development and World Food Programme.
[24] Wadhwa has coordinated the evacuation of Indian nationals from Iraq, Yemen and Libya while serving as the Secretary (East) in the Ministry of External Affairs, India.