Oracle Database Administrator

## Join our Team About this opportunity: We are looking for an experienced Oracle Database Administrator to manage, maintain, and optimize enterprise database environments. The role is primarily focused on Oracle databases, with secondary responsibilities supporting PostgreSQL and Couchbase. You will ensure database availability, security, performance, backup, recovery, and disaster recovery while collaborating with cross-functional teams to support mission-critical applications. What you will do: * Administer Oracle databases (10g, 11g, 12c, 18c, 19c) in standalone and RAC environments. * Install, configure, upgrade, patch, and maintain Oracle databases. * Perform database performance tuning, SQL optimization, and execution plan analysis. * Manage Oracle RAC, ASM, Data Guard, and clustering technologies. * Implement backup and recovery strategies using RMAN, including point-in-time recovery and disaster recovery. * Monitor database health, troubleshoot production issues, and ensure high availability. * Manage database security, users, roles, privileges, partitioning, indexing, and storage. * Support Oracle GoldenGate, XStream, replication, archive log management, and DR synchronization. * Raise Oracle MOS Service Requests and troubleshoot Clusterware, ASM, and listener issues. * Administer PostgreSQL databases, including performance tuning, replication, backup, upgrades, patching, security, and failover testing. * Support Couchbase database administration and operational activities. * Develop automation scripts, maintain documentation, and contribute to knowledge sharing. * Participate in 24x7 production support, including shift and weekend rotations when required. The skills you bring: * Oracle Certified Professional (OCP 11g/12c) preferred. * Strong experience with Oracle Database administration across versions 10g–19c. * Hands-on expertise with Oracle RAC, ASM, RMAN, Data Guard, GoldenGate, and Oracle database upgrades. * Strong knowledge of SQL performance tuning, partitioning, indexing, and physical database design. * Experience managing large enterprise databases and implementing backup, recovery, and disaster recovery solutions. * Knowledge of Oracle patch management, security, and high availability architectures. * Experience with Linux/UNIX, Windows, Solaris, or AIX, including performance monitoring tools such as top, topas, sar, and vmstat. * Hands-on PostgreSQL administration, including replication, indexing, performance tuning, backup/recovery, upgrades, and EnterpriseDB (EDB)/PEM. * Basic to intermediate experience administering Couchbase databases. * Experience with scripting and automation in Linux/UNIX environments. * Strong analytical, troubleshooting, communication, and collaboration skills. * Ability to work effectively in a fast-paced production support environment and manage multiple priorities. “All academic credentials must be from recognized and accredited institutions and are further subject to verification.” Why join Ericsson?At Ericsson, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build solutions never seen before to some of the world’s toughest problems. You´ll be challenged, but you won’t be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next. What happens once you apply?Click Here to find all you need to know about what our typical hiring process looks like.Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realize their full potential as part of our Ericsson team. Ericsson is proud to be an Equal Opportunity Employer. learn more. Primary country and city: India (IN) || Bangalore Req ID: 788043