Job Description

Job description for Senior DBA

We are looking for a Senior DBA with strong, hands-on expertise across both Oracle and Microsoft SQL Server environments. The ideal candidate will manage database availability, performance, and resiliency across on-premises, Oracle Cloud (OCI) infrastructure and AWS with a solid focus on disaster recovery, performance tuning, migration and routine operational database activities.

Key Responsibilities

Database Administration

• Administer, monitor, and maintain Oracle (11g/12c/19c/21c) and MS SQL Server (2016/2019/2022) databases in production, staging, and development environments
• Perform installation, configuration, patching, and upgrades for both database platforms
• Manage database security, user roles, privileges, and access controls

Disaster Recovery (DR)

• Design, configure, and maintain DR setups including Oracle Data Guard (Physical/Logical Standby) and SQL Server Always On Availability Groups, Log Shipping, and Mirroring
• Conduct regular DR drills, failover/switchover testing, and document RTO/RPO compliance




• Troubleshoot replication lag, sync issues, and DR failover incidents

Oracle Cloud Infrastructure (OCI)

• Manage and support databases hosted on Oracle Cloud (Base Database Service, Exadata Cloud Service, Autonomous Database as applicable)
• Handle OCI DBCS provisioning, backup configuration, patching, and monitoring
• Work with OCI networking, storage, and security constructs as they relate to database hosting

Performance & Tuning

• Perform SQL query tuning, execution plan analysis, and index optimization across both Oracle and SQL Server
• Monitor and tune instance-level parameters, memory, I/O, and wait events
• Proactively identify and resolve performance bottlenecks

Routine DBA Operations

• Perform database cloning (RMAN duplicate, Data Pump, SQL Server backup/restore-based cloning) for refresh and non-production environment builds
• Execute periodic database refresh activities between

📌 2026 - 1636 Senior Database Administrator (India)
🏢 Highstreet IT Solutions
📍 India