Harry has been working as a journalist for more than 25 years. He specializes in environmental reporting. He is now a freelance journalist and contributes to Ekuatorial.com. He has founded two journalists’ organizations: the Society of Indonesian Environmental Journalists, in 2006, and the Society of Indonesian Science Journalists, in 2015. He is the executive director of the Society of Indonesian Science Journalists. From 2007 to 2008 and 2011 to 2012, Harry was a Knight International Journalism Fellow in Indonesia.
In partnership with RuaiTV, he developed a mobile phone citizen journalism model for grass-roots community members to empower them in defending their rights to forests and lands in West Kalimantan. In 2013, he received the Communication for Social Change Award from the Centre for Communication and Social Change, University of Queensland, for his work in West Kalimantan.