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Citi Logo Citi · IT - Software Development

Engineer Sr Analyst (Database)

Singapore, Singapore · Job Posted May 04, 2026
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Requirements

  • Strong knowledge and experience in MongoDB installations, configurations, and administrations
  • Experience in replica set management
  • Strong knowledge and experience in configurating shared replica set with geo site replications
  • Experience in setting up replication with Arbitrary node configurations
  • Knowledge in Cluster migration from on prim to Mongo Atlas
  • Knowledge in Data migrations, Node addition, deletion, and cluster re-configurations
  • Knowledge in manage SSL, authentications, User roles and its privileges
  • Sound knowledge in As a Service Operations such as DB as a Service and Platform as a Service
  • knowledge in Cloud operating model, Multi cloud architecture, knowledge in migrating on-prim to multi cloud like AWS, GCP, Azure, and OCI
  • Knowledge in configuring, implementing, and supporting high availability (Replication) MongoDB cluster
  • Experience in MongoDB OpsManager alerting, backup, monitoring etc.
  • Strong knowledge in MongoDB backup and recovery through Mongo dump, Mongo Restore and OpsManager backup and restorations
  • Good knowledge in Shell scripting and Python scripting
  • Strong PostgreSQL Database Knowledge in administration, query optimization, and schema design
  • Familiarity with Cloud/Database as a service concept
  • Ability to work with REST APIs and potentially develop automation scripts for database operations
  • Knowledge of security best practices, access control mechanisms (SSO, RBAC), and compliance standards like PCI DSS
  • Ability to troubleshoot database-related issues and navigate internal support structures
  • knowledge in MS-SQL server administrations and Manage SQL Server databases
  • Knowledge in Configure and maintain database servers and processes
  • Hands-on experience of High Availability (HA) and Disaster Recovery (DR) options for SQL Server
  • Knowledge with Windows server (2019/2022), including Active Directory
  • Knowledge in Oracle database administration, RAC, High availability , backup, and recovery
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