This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for an Especialista em Banco de Dados IDMS based in Brazil. Join a technology-driven environment focused on delivering reliable, scalable, and high-performance enterprise database solutions. As a Database Specialist, you will be responsible for administering, maintaining, monitoring, and optimizing CA-IDMS databases within IBM z/OS mainframe environments. Your expertise will help ensure database availability, security, data integrity, and operational efficiency across critical business systems. You will collaborate with development and infrastructure teams to improve performance, troubleshoot complex issues, and support seamless integration between mainframe applications and database platforms. This role offers the opportunity to work with large-scale data environments and specialized legacy technologies that remain essential to enterprise operations. If you enjoy solving complex technical challenges and strengthening the performance and reliability of mission-critical systems, this opportunity is for you.