Senior Database Administrator

CBTS; India; On-site; INR 1,200,000 - 2,200,000; Full time

Job summary

CBTS in India is seeking an experienced Database Administrator to manage SQL Server, Oracle, PostgreSQL, MySQL, and cloud databases across on-premises and cloud environments. You will contribute to migrations, DR planning, and performance tuning while ensuring security and availability.

The role requires 4+ years of hands-on DBA experience, strong cloud platform knowledge (OCI, AWS, Azure, GCP), and the ability to work in a multi-client managed services setup with SLA-driven delivery.

Qualifications

• 4+ years of hands-on DB admin across multiple platforms.
• 3+ years cloud DB admin on OCI/AWS/Azure/GCP.
• Experience in managed services with multi-client SLA.
• Proven ability to produce technical documentation and runbooks.

Responsibilities

• Manage SQL Server, Oracle, PostgreSQL, MySQL, and cloud databases on-premises and in the cloud.
• Lead cloud database migrations and DR planning; monitor performance and tuning.
• Ensure database security, patching, and high availability in multi-client environments.
• Provide client-ready documentation and post-migration reports.

Skills

SQL Server

Oracle

PostgreSQL

MySQL

Cloud databases

MS Fabric

Documentation

On-call support

Tools

OCI

AWS

Azure

GCP

Job description

• Administer Microsoft SQL Server environments on-premises and on cloud — Always On Availability Groups (AAG), SQL Agent jobs, Database Mail, linked servers, Query Store performance tuning, SSIS/SSRS/SSAS support, and backup/recovery using native and/or 3rd party tools.
• Administer Oracle Database environments (production and non-production) across on-premises, Exadata, ODA, and on public and private Cloud— including RAC, ASM, Data Guard, RMAN backup/recovery, performance and SQL Tuning, and database security configurations. Configure and manage Oracle Enterprise Manager (OEM) Cloud Control.
• Administer Oracle, PostgreSQL, MySQL, MariaDB environments on-premises and on AWS RDS / Aurora, GCP Cloud SQL, and Azure Database — including replication topology (async, Group Replication, GTID), HA configuration, physical and logical backup/recovery, PITR, and performance tuning.
• Execute cloud database migrations — rehosting and replatforming workloads to OCI, AWS, and Azure SQL using native tools, and platform-specific migration services
• Administer OCI database services (Base Database, Exadata, Autonomous Database) and manage OCI tenancy resources
• Administer AWS database services — RDS, Aurora, and EC2-hosted databases — with S3 backup and CloudWatch monitoring.
• Manage Azure SQL Database, SQL Managed Instance, and Azure Database for PostgreSQL / MySQL; support GCP Cloud SQL and BigQuery as required
• Execute cloud database migrations Services on all major public and private cloud.
• Familiarity with monitoring cloud databases using OCI Monitoring, CloudWatch, Azure Monitor, and GCP Cloud Monitoring.
• Good understanding of Microsoft Fabric environments support such as Lakehouse, Warehouse, Data Pipeline, and Mirroring from SQL Server, Azure SQL, and Oracle.
• Assist data engineering teams with database connectivity, gateway configuration, and pipeline troubleshooting; dataset refresh, DirectQuery connections (SQL Server, Oracle, PostgreSQL), gateway management, and database query performance troubleshooting
• Perform day-to-day database administration tasks for Oracle Database, Microsoft SQL Server, PostgreSQL, MySQL, and MariaDB — covering installation, configuration, patching, performance tuning, native backup and recovery, high availability (RAC, Always On, replication), disaster recovery, and security hardening in both on-premises and cloud environments.
• Monitor database environments proactively using applicable monitoring tools; deliver scheduled health checks, capacity planning reviews, performance trend analysis, and monthly operational reports (backup status, patch compliance, open incidents, and recommendations)
• Participate in client-facing migration projects, platform consolidations, and version upgrade engagements — conduct discovery and assessment workshops, design target-state cloud architectures, execute end-to-end migration deliverables, cutover planning, post-migration validation, and performance benchmarking
• Deliver Database migration and implementation projects — RMAN lift-and-shift to OCI, EBS cloning, adop patching, AutoConfig, and Data Guard setup
• Author and maintain technical documentation — as-built documents, migration runbooks, cutover plans, rollback procedures, and post-migration reports.
• Conduct client knowledge transfer and handover training post-delivery.
• Working North American Eastern Standard (EST/EDT) business hours is a must
• Participate in rotational on-call (after-hours and weekends); triage, diagnose, and resolve incidents; provide RCA reports; raise and manage vendor SRs and ServiceNow tickets.

Required Qualifications

• 4+ years of hands-on database administration experience across multiple platforms (SQL Server, Oracle, PostgreSQL, MySql, RDS)
• 3+ years of cloud database administration experience across at least two of: OCI, AWS, Azure, or GCP
• Proven experience working in a managed services model — multi-client, SLA-driven environment
• Experience contributing to professional services or consulting project delivery — database migrations, cloud adoption projects, or platform modernization engagements
• Demonstrated ability to produce high-quality technical documentation — architecture documents, migration runbooks, cutover plans, and post-migration reports

Experience

• Solid foundation and Hands-on database administration experience across multiple database platforms (SQL Server, Oracle, PostgeSQL, Maria DB, MySQL) on-premises and on cloud.
• Experience in
• Good understanding of tenancy / accounts / subscriptions / projects, compartments / resource groups, VCN / VPC / VNet, subnets, NSGs / security groups / firewall rules, route tables, Bastion, Load Balancer, IAM, and Entra ID
• Strong experience of Azure, AWS, OCI, GCP databases

Must Have

• Solid foundation and Hands-on database administration experience across multiple database platforms (SQL Server, Oracle, PostgeSQL, Maria DB, MySQL) on-premises and on cloud.
• Experience in
• Good understanding of tenancy / accounts / subscriptions / projects, compartments / resource groups, VCN / VPC / VNet, subnets, NSGs / security groups / firewall rules, route tables, Bastion, Load Balancer, IAM, and Entra ID
• Strong experience of Azure, AWS, OCI, GCP databases

Nice to Have

• Configure and manage Microsoft Fabric architectures that incorporate Data Factory, Analytics model, OneLake, Power BI, data engineering, and real-time analytics.
• Configure, migrate and manage Oracle E-Business Suite (EBS)
• Configure, migrate and manage Oracle Fusion Cloud environments