Charles Edward Shipp, 63, who was a plasterer with the General Services Administration for 28 years before retiring last month, died of cancer Saturday at Georgetown University Hospital.

At the time of his retirement he was assigned as a buildings technical manager at the Commerce Department field office in Washington.

Mr. Shipp served three terms as president of Local 2151 of the American Federation of Government Employees during the late 1960s. He also had been an equal opportunities counselor at the GSA in the early 1970s.

He was a native of Winston-Salem, N.C., and a 1941 graduate of Winston-Salem State University. He served in the Army Air Forces during World War II.

Mr. Shipp had lived in Washington since the war.

He is survived by his wife, Flossie M., and a son, Michael A., both of Washington; another son, Charles E. Jr., of Landover; a daughter, Doris A. Shipp Cook of Marlboro; five brothers, Arthur C., of Oxon Hill, Lawrence R., of Washington, Walter, of Rockville, Clarence, of Baltimore, and Fred, of Los Angeles; five sisters, Rosa L. Wilson of Kettering, Md., Esther Shipp of Seymour, Conn., Miriam Toliver of Oceanside, Calif., Gloria Peterson of Los Angeles, and Evelyn Hies of Hawaii, and four grandchildren.