Shadi is an electrical and electronic engineer. He is a Chartered Engineer (London), Member Institute of Marine Engineers (UK), Fellow Institute of Marine Engineers, (India), Member Institute Of Electrical &\; Telecommunication Engineers and has a Post-Graduate Diploma in Business Management. A pioneer submariner, he retired from the Indian Navy in 1983, after which he worked for Mazagon Dock Limited, a defence shipyard, as a Deputy General Manager until 1992. He then joined Crown Corporation Private Limited, Mumbai, (a Government of India Recognized Export House), as a General Manager, and is currently its Managing Director.