Mr.Wagner has been a Member of Board of Directors of Petróleo Brasileiro SA since February 17, Director and President of the State of Bahia Chemical Workers Union since 1981, Federal Minister for Labor and Employment of the Luis Inácio Lula da Silva Administration, founder of Workers Party (PT) and the Workers' Central Labor Union (CUT) in the state, Member of the Economy, Consumer Protection, Environment and Labor Commissions in federal deputy in 1990 and Member of the Managing Table of the House of Representatives as 3º Secretary from 1999 to 2000.