As one of a select organization of trainees he received really expert exercise from scientific and substance abuse experts to perform the first NYPD subsidized college based drug prevention education program. Tucker became a Police Officer in 1972 and was promoted to Sergeant in 1987. During his 22 years with the NYPD, Tucker performed a wide array of uniform and undeniable clothing assignments, as well as police academy instructor, felony consultant within the Office of the Deputy Commissioner of Legal Matters; and Assistant Director of the Civilian Complaint Review Board. Tucker persevered his public carrier as a senior govt under Mayor Edward I. Koch, Tucker served because the Deputy Assistant Director for Law Enforcement Services within the Mayor’s Office of Operations, First Deputy Commissioner and Executive Director of the Commission on Human Rights, Chief of Operations in the Office of the Manhattan Borough President, and Chief Executive for School Safety and Planning for the Department of Education. In 1995, President William Jefferson Clinton appointed Tucker Deputy Director for Operations within the Office of Community Oriented Policing Services at the United States Department of Justice.