Dedicated and experienced professional in Technical Support, System Administration and Information Technology, with a solid track record in national and multinational companies such as Atos, Petrobrás, Toyota, and Senac Brazil. Specialized in leading level 2 and 3 ticket resolutions, with expertise in critical platforms like Active Directory, Microsoft Office 365, SharePoint, OneDrive, Teams, Defender and Entra ID. I highlight my ability to conduct in-depth analysis to diagnose and solve complex challenges, ensuring the continuous stability and functionality of systems.Key Competencies:- Leadership in resolving various tickets, focusing on critical platforms.- In-depth analysis and diagnosis of complex issues.- Implementation of advanced measures to ensure operational continuity.- Advanced configuration and optimization of work environments.- Efficient management of Active Directory and related services.- Specialized support for corporate systems and expertise in hyperconvergence.- Coordination of Master Plans and leadership in IT projects.- Global administration of Office 365, including Exchange, SharePoint, Defender, Microsoft Teams and Entra ID.- Effective diagnosis and resolution of system-related problems.- Management of users, groups, licenses and GPOs through AD, as well as ticket follow-up.- Maintenance of critical services, software maintenance, licensing, and backup routines.- Proactive collaboration for the technical training of the team.I am committed to technical excellence and continuous improvement, seeking to contribute to the success of the team and the constant evolution of the technological environment.