ゴダード宇宙飛行センター
Weiler took over leadership of the Goddard Space Flight Center as its 10th Center Director on August 1, 2004. He was named Associate Administrator of the Science Mission Directorate on May 7, 2008, by Administrator Michael D. Griffin. He had been appointed as interim chief of the directorate on March 26 from his position of Center Director of Goddard Space Flight Center.