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Marcel Leal has extensive experience in the telecommunications and software engineering fields, holding various positions at prominent companies such as Cisco and Alcatel-Lucent. Highlights of Marcel Leal's career include roles as Software Architect Team Lead and Senior Software Engineer at Cisco, along with a Professional Services Consultant role at Alcatel-Lucent from 2006 to 2011. Marcel Leal also served as a Network Consulting Engineer at Cisco and worked as an Operations Specialist at Lucent Technologies Services Ltda. Additionally, Marcel Leal has technical experience from WTF Telecommunications. Educational credentials include a Bachelor’s degree in Telecommunications Engineering from Universidade São Marcos and a Technician in Electronics from ETE Getúlio Vargas.