Complex sentence: His interest in artificial intelligence secured him a job in Tokyo working as a documentation editor for Fujitsu, at the Ricoh Software Research Center, and as a technical editor at the Japanese government's Fifth generation computer project.
Split into simpler sentences: His interest in artificial intelligence secured him a job in Tokyo working as a documentation editor for Fujitsu. In Japan he also worked at the Ricoh Software Research Center, and as a technical editor at the Japanese government's Fifth generation computer project.