Database Administrator (DB2 z/OS) Excelia is a multinational consulting, technology and professional services firm with over 25 years of experience, present in more than 50 countries across Europe, Latin America and the United States, and with 9 own offices. Alfragide, Portugal Hybrid model (3 days onsite) 24/7 support required About the position We are looking for a Database Administrator specialized in DB2 z/OS to join our team as a Senior Consultant. The role involves providing support for both applications and production, ensuring the stability, performance and availability of the environment. We are seeking a candidate with excellent technical skills, organization and resilience under high-pressure situations. Responsibilities * Administer DB2 for z/OS databases. * Provide application and production support (24x7\). * Analyze and improve application and subsystem performance. * Manage and execute DB2 utilities (LOAD, REORG, COPY, etc.). * Apply fixes and updates (PTF/RSU). Technical Requirements (Mandatory) * Experience with DB2 for z/OS (minimum 5 years). * Proficiency with DB2 utilities: LOAD, REORG, COPY, among others. * Experience with SPUFI / QMF. Desirable / Plus * Mainview * DB2 Admin * Control\-M * Endevor * HPSM * PowerDesigner * IBM CDC (replication) * COBOL * CICS Personal Profile * Availability for 24/7 support * High organizational skills * Ability to solve complex problems * Stress resistance * Teamwork