database administrator

توضیحات آگهی

We are seeking a highly skilled Database Administrator with extensive experience in Oracle RAC ASM ClickHouse and Redis environments The successful candidate will be responsible for database architecture installation configuration performance tuning backup and recovery disaster recovery planning and high availability solutions The ideal candidate should possess strong expertise in Active Active and Multi Datacenter database architectures ensuring continuous operation business continuity and optimal database performance for enterprise scale systems Responsibilities Administer and optimize Oracle RAC ASM Data Guard ClickHouse and Redis environments to ensure high availability scalability and performance Design and maintain backup recovery disaster recovery DR and business continuity solutions Manage database clustering replication failover and Active Active multi datacenter architectures Monitor database performance perform SQL tuning troubleshoot issues and implement optimization strategies Implement database security auditing access controls and compliance requirements Automate database administration tasks maintain technical documentation and support operational excellence initiatives Requirements Bachelor s degree in Computer Science IT Software Engineering or a related field 7 years of database administration experience including 5 years with Oracle RAC and ASM Proven experience with Oracle Data Guard ClickHouse clusters Redis HA solutions and enterprise scale production environments Experience in disaster recovery business continuity and 24x7 mission critical systems Technical Skills Strong expertise in Oracle Database RAC ASM Data Guard RMAN Grid Infrastructure and Oracle Enterprise Manager Hands on experience with ClickHouse clustering replication sharding and performance tuning Strong knowledge of Redis clustering Sentinel replication persistence and optimization Solid understanding of HA DR architectures backup and recovery SQL tuning and performance optimization Experience with Linux administration Bash Python scripting monitoring tools Prometheus Grafana OEM and enterprise infrastructure Competencies Strong troubleshooting analytical and problem solving skills Excellent communication and documentation abilities Ability to manage complex mission critical database environments independently Strong commitment to operational excellence and continuous improvement Preferred Experience Active Active multi datacenter architectures Large scale analytical platforms and high volume transaction processing systems Enterprise backup disaster recovery orchestration and capacity planning تهران تهران پاسداران تمام وقت به پرداخت ملت کارشناس جنسیت تفاوتی ندارد بانکداری