He was an Assistant United States Attorney for the Eastern District of New York from 1953 to 1961.

He was then an associate counsel to the New York State Rent Commission from 1961 to 1963.

He was an assistant administrative judge for Kings County, New York from 1974 to 1975.

[3] On December 11, 1974, Bramwell was nominated by President Gerald Ford to a seat on the United States District Court for the Eastern District of New York vacated by Judge John R. Bartels.

He assumed senior status on October 1, 1987, and served in that capacity until his death, on May 28, 2010.