System Administrator/DBA Sênior

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a System Administrator/DBA Sênior based in Brazil. We are seeking an experienced System Administrator and Database Administrator to manage, optimize, and secure critical IT infrastructure in a fully remote environment. In this role, you will oversee Linux servers, virtualized environments, Oracle databases, and enterprise storage solutions, ensuring system stability, performance, and high availability. You will play a key role in troubleshooting complex infrastructure issues, strengthening security measures, and implementing reliable backup and recovery strategies. Working closely with development, database, networking, and infrastructure teams, you will contribute to capacity planning, performance optimization, and operational efficiency. The position also offers the opportunity to explore AI-powered tools and intelligent agents to automate routine tasks, improve observability, and accelerate technical diagnostics. This is an excellent opportunity for a senior IT professional who enjoys solving complex challenges and building resilient, secure, and scalable infrastructure.