> Markdown version of [/jobs/ext/4490159-ibm-i-as400-dba-db2-performance-data-management](https://www.wearedevelopers.com/jobs/ext/4490159-ibm-i-as400-dba-db2-performance-data-management). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # IBM i / AS400 DBA - DB2 Performance & Data Management - **Company:** Tieto - **Location:** Madrid, Spain - **Contract:** Permanent contract - **Skills:** Os/400 Operating System, IBM System I, Databases, Data Governance, Data Masking, IBM DB2, Data Management - **Published:** November 1, 2026 - **Apply:** https://www.jobleads.com/es/job/ibm-i-as400-dba-db2-performance-data-management--madrid--e5f679c1cc6e3d1f1adbe12ff56b225ac ## About the Role You will manage backups, data migrations, data masking, and documentation, ensuring healthy database operations. Strong analytical skills and experience with IBM i tools and data governance are essential. ## Description Tieto in Madrid is seeking a Database Administrator with IBM i / OS400 experience to join our IT team. You will handle DB2 database administration, architecture, data modeling, and change control, while collaborating with development teams to optimize performance. You will manage backups, data migrations, data masking, and documentation, ensuring healthy database operations. Strong analytical skills and experience with IBM i tools and data governance are essential.