Siti is a professional technologist with vast knowledge and experience in green technologies for green development and green buildings. Siti has begun her professional career more than 10 years ago in environmental consultation and river quality assessment, and for the past 5 years, she has been actively involved in sustainability projects including preparation of sustainability reports, project planning submission for regulatory compliance, heading green project consultancy team, conducting social impact assessment (SIA) studies and conducting traffic impact assessment (TIA). She has gained her professional membership as GBI (Green Building Index) Facilitator, ordinary member of the Malaysian Association of Social Impact Assessment (MSIA), and a member of the Malaysian Institute of Planners (MIP). During her professional career, she has been involved in various projects such as mixed development, residential development, institution development, and linear transportation system.