Valdeir Dias Ferreira is a seasoned safety engineer with extensive experience in occupational safety across multiple sectors. Currently serving as a Senior Safety Engineer at Vale since September 2020, Valdeir oversees specialized safety engineering services at the Paraopeba complex. Prior experience includes roles as a Safety Engineer at SGS Enger Engenharia Ltda. and management of safety programs at Geosol Geologia e Sondagens S.A. Significant contributions involved defining hazardous areas and compliance with safety regulations in various regions of Brazil. Valdeir's professional journey began as an intern in engineering roles, leading to a solid educational background with degrees in Industrial Mechanical Engineering and Occupational Safety Engineering from esteemed institutions.