He studied for, but never received, a bachelor's degree in Public Administration from the National Autonomous University of Mexico (UNAM)[1] and started a career in the federal bureaucracy and the PRI.
Between 1983 and 1985, he was the director general of Liconsa, then a chapter of the Compañía Nacional de Subsistencias Populares (CONASUPO), which produced and distributed milk for social welfare programs.
[1] From mid-1980s to the mid-1990s, before the introduction of direct elections of local officials in Mexico City, Jackson was appointed chief administrator (delegado) of Mexico City's Cuauhtémoc borough (1985–1988), took charge of the Federal District's security office (1988) and headed the public transportation authority (1989–1990).
[3] Additionally, he was designated as a representative from the Chamber of Deputies to the Constituent Assembly of Mexico City, which will convene from September 2016 to January 2017.
[1] His selection came after the naming of another PRI proportional representation deputy, Carmen Salinas, prompted significant backlash.