An engineer by trade, he worked as a design engineer for Litton Systems Canada, a well-known aerospace company developing inertial navigation and heads-up display systems for airlines, cruise missiles, and fighter aircraft worldwide. In 1986, he started Trivision Electronics Inc. with his elder brother, Mr. Najmul Siddiqui, serving the telecommunication industry and heading the R&D team as Senior Vice President of Engineering. In 1993, the company went public on the Toronto Stock Exchange, where he served as Director and Company Secretary. In 1996, his company acquired rights to the world-renowned V-Chip technology, enabling parents to block unsuitable television content. President Bill Clinton praised its functionality, showcased it in his State of the Union Address, and highlighted its benefits for families worldwide. That same year, the company was invited to the White House, where Vice President Al Gore presented the V-Chip to U.S. media. In 2007, Trivision’s IP division merged with Wi-Lan Corporation, while Qamrul Siddiqi took over the hardware division to form Trivision Broadband and Telecom Inc., a Markham, Ontario–based telecommunications company. He holds a degree in Electrical Engineering from Ryerson University.