On January 25, 1979, Zobel was nominated by President
Jimmy Carter to a new seat on the
United States District Court for the District of Massachusetts created by 92 Stat. 1629. She was confirmed by the
United States Senate on March 21, 1979, and received her commission on March 23, 1979. Among her judicial duties, she was director of the
Federal Judicial Center from 1995 to 1999. She assumed
senior status on April 1, 2014. In 2020, she received the Edward J. Devitt Distinguished Service to Justice Award, the highest honor bestowed upon an Article III federal judge in the United States. In 2021, she was a recipient of the Outstanding Americans by Choice award from U.S. Citizenship and Immigration Services. The award recognizes the outstanding achievements of naturalized U.S. citizens. As of December 2025, Zobel appears to be inactive. ==See also==