This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a DBA Sênior - (Oracle) based in Brazil. As a Senior Database Administrator, you will be responsible for ensuring the reliability, performance, and security of critical database environments that support business operations. This role offers the opportunity to work with high-availability platforms, optimize database performance, and contribute to infrastructure evolution through innovative solutions. You will collaborate with technology teams, manage complex production environments, and help maintain data platforms that are essential to daily operations. The position requires a hands-on professional with strong technical expertise, ownership mindset, and the ability to solve complex challenges in a dynamic environment. If you are passionate about databases, performance optimization, and continuous improvement, this is an opportunity to make a meaningful impact.