Mr. Alfred Sit joined the Government as Assistant Electrical and Mechanical Engineer in 1984 and was promoted to Chief Electrical and Mechanical Engineer in 2001, to Government Electrical and Mechanical Engineer in 2007, to Deputy Director of Electrical and Mechanical Services in 2011. He was Director of Electrical and Mechanical Services and Electrical and Mechanical Services Trading Fund General Manager since October 2017. On 22 April 2020, Mr. Sit was appointed Secretary for Innovation and Technology.

Mr. Sit is an electrical engineer by profession and has over 30 years’ experience in public administration. He is a fellow member of the Hong Kong Institution of Engineers. He was the President of the Hong Kong Institution of Facility Management and Chairman of the Biomedical Division of the Hong Kong Institution of Engineers.

Mr. Sit holds the Associateship in Electrical Engineering from the Hong Kong Polytechnic and a master degree in Business Administration from The Chinese University of Hong Kong. He has also attended the Harvard Business School.