Senior Database Administrator (Oracle & SQL Server)

Job description:

We are seeking a highly experienced and self-driven Database Administrator (DBA) to manage, support, and optimize enterprise-level Oracle and Microsoft SQL Server environments. The ideal candidate will have 5+ years of hands-on DBA experience, strong leadership capability, and deep expertise in Oracle RAC, Data Guard, Exadata, performance tuning, backup & recovery, and database migrations across multiple platforms.

This role is responsible for ensuring high availability, performance, security, and scalability of mission-critical databases in 24/7 production environments.

Key ResponsibilitiesOracle Database Administration

• Install, configure, manage, and support Oracle 10g, 11g, 12c, 19c, and 21c databases
• Manage Oracle RAC (single instance & RAC-to-RAC) environments on Linux, Windows, and AIX
• Configure and administer Oracle Data Guard (Physical & Logical Standby) for DR and failover
• Perform database upgrades, patching, cloning, and cross-platform migrations
• Manage ASM and Grid Infrastructure (11g/12c/19c)
• Administer Oracle Exadata (X6/X7) environments

Backup, Recovery & DR

• Design and manage RMAN-based backup and recovery strategies
• Implement and monitor backups using NetBackup and Veeam
• Perform database restoration and disaster recovery drills
• Plan and maintain high availability and business continuity solutions

Performance Monitoring & Tuning

• Proactively monitor database performance and capacity planning
• Analyze and resolve performance issues using AWR, ASH, ADDM, SQL Developer, TOAD
• Optimize SQL queries, indexing strategies, and database configurations
• Monitor space usage, tablespace growth, and system health

Monitoring & Automation

• Configure and manage Oracle Enterprise Manager (OEM) 11g/12c/13c
• Set up database alerts, monitoring dashboards, and health checks
• Develop and maintain automation scripts for routine DBA tasks

SQL Server Administration

• Install, configure, and manage Microsoft SQL Server 2000–2019
• Perform SQL Server backups, restores, migrations, and performance tuning
• Develop backup and restore scripts and manage DR procedures
• Support production, development, and testing environments

Security & User Management

• Manage database users, roles, privileges, and security policies
• Ensure compliance with organizational and regulatory requirements

Leadership & Support

• Lead DBA operations and provide 24/7 production support
• Coordinate with application teams, developers, and infrastructure teams
• Support application deployments and resolve database-related issues
• Participate in planning, documentation, and continuous improvement initiatives

Required Skills & QualificationsTechnical Skills

• Strong expertise in Oracle RAC, Data Guard, ASM, RMAN
• Hands-on experience with Oracle Exadata
• Advanced knowledge of performance tuning and capacity planning
• Experience with OEM Grid/Cloud Control
• Proficiency in SQL Server administration and migration
• Experience in cross-platform database migration
• Knowledge of backup tools (NetBackup, Veeam)

Certifications (Preferred)

• Oracle Certified Professional (OCP) 10g / 12c
• Oracle Cloud Infrastructure Foundation Associate
• Oracle Autonomous Database Cloud Specialist

Education

• Bachelor’s degree in Computer Science or related field

Experience

• 5–8+ years of enterprise-level database administration experience
• Proven experience in banking, telecom, or large enterprise environments preferred

Soft Skills

• Strong problem-solving and analytical skills
• Excellent communication and documentation abilities
• Ability to work independently and as part of a team
• Leadership mindset with ownership of critical systems