Enjah is a Research Technician at the Research Institute for Marine Fisheries (RIMF), Ministry of Marine Affairs and Fisheries Republic of Indonesia since 1993. Enjah’s field of research is on large pelagic fish resources. He has participated in several research projects including the Indo-Pacific Tuna Development and Management Program (IPTP-FAO), Java Sea Pelagic Fishery Assessment Project (ORSTOM Commission Of The European Communities) and on The Southern Bluefin Tuna Research Program in The Indian Ocean (CSIRO, Australia).