| Title | Assistant United States Attorney |
| Start Date | 1985-00-00 |
| End Date | 1994-00-00 |
| Is Current | no |
| Notes | In 1985, Judge Gleeson became an Assistant United States Attorney in the Eastern District of New York. During the next ten years, he served as Chief of Appeals, Chief of Special Prosecutions, Chief of Organized Crime, and Chief of the Criminal Division, the position he occupied when he was appointed to the bench. |