Who is Eddie Jjuliana from The Engines of God and what is their importance?

Eddie Juliana is described as an energetic man, who moves with great purpose. He is narrow shouldered and thin, and his voice is high pitched. It is important to note that Hutch has never seen Eddie smile. As one of the scientists at Quraqua, he is responsible for packaging and evacuating the artifacts from the planet. His job causes him a great deal of stress.