Handoko is currently the Project Manager for Arafura Timor Seas Ecosystem Action Programme (Phase 2). He has more than 15 years of experience working with USAID projects and environmental non-government organizations such as The Nature Conservancy, Wildlife Conservation Society, and RARE-Indonesia. He also spent a year at Conservation International as a marine management advisor and trainer for the Democratic Republic of Timor-Leste on the Coral Triangle Support Partnership (USAID-CTSP) program. Handoko's area of expertise include integrated coastal management, planning and management of marine protected areas, policy development and stakeholder consultation, and community engagement.