Database Administrator (DBA) SQL Server | Oracle | MySQL | PostgreSQL

Company: Spark Techwave InnovationZ Pvt Ltd
Job Type: Full time
Experience: 3–8 Years
Location: Chennai / Remote / Hybrid
Department: IT Infrastructure / Database Administration

Job Summary

Spark Techwave InnovationZ Pvt Ltd is looking for an experienced Database Administrator (DBA) to manage, maintain, secure, and optimize enterprise database environments.

The ideal candidate should have hands-on experience with database administration, performance tuning, backup and recovery, high availability, database security, monitoring, and troubleshooting.

Experience with Oracle, Microsoft SQL Server, MySQL, and/or PostgreSQL is preferred.

Key Responsibilities

- Install, configure, upgrade, and maintain database systems.
- Administer production, development, and test database environments.
- Monitor database performance, availability, capacity, and health.
- Perform database performance tuning and optimization.
- Analyze and troubleshoot database performance issues.
- Develop and maintain database backup and recovery strategies.
- Perform database backup, restore, and recovery operations.
- Implement and maintain database security and access controls.
- Create and manage database users, roles, and permissions.
- Monitor database storage and capacity requirements.
- Perform database upgrades, patches, and maintenance activities.
- Support database migrations and environment changes.
- Troubleshoot database connectivity and application-related database issues.
- Monitor database jobs, alerts, logs, and scheduled activities.
- Implement high-availability and disaster-recovery solutions.
- Perform database health checks and preventive maintenance.
- Work with application, development, infrastructure, and cloud teams to resolve database issues.
- Maintain database documentation, operational procedures, and recovery plans.
- Participate in production deployments and incident-resolution activities.




- Ensure databases meet organizational security, availability, and performance requirements.

Required Skills

Database Administration

Strong knowledge of one or more:

- Oracle
- Microsoft SQL Server
- MySQL
- PostgreSQL

Experience in:

- Database installation and configuration
- Database upgrades and patching
- User and permission management
- Backup and recovery
- Database monitoring
- Performance tuning
- Troubleshooting
- Capacity planning

Backup & Recovery

Hands-on experience with:

- Full and incremental backups
- Backup validation
- Database restoration
- Point-in-time recovery
- Recovery procedures
- Disaster recovery planning

Performance Tuning

Experience with:

- Query optimization
- Execution plans
- Index optimization
- SQL performance analysis
- Database configuration
- CPU and memory analysis
- I/O performance
- Locking and blocking
- Deadlock troubleshooting

High Availability & Disaster Recovery

Knowledge of:

- High Availability
- Replication
- Failover
- Disaster Recovery
- Database clustering
- Standby databases

Experience with technologies such as:

- Oracle Data Guard
- SQL Server Always On
- MySQL Replication
- PostgreSQL Streaming Replication

will be an advantage.

Database Security

- User and role management
- Access control
- Privilege management
- Encryption
- Auditing
- Security best practices
- Database vulnerability remediation

Cloud Database – Good to Have

Experience with cloud database services such as:

AWS

- Amazon RDS
- Aurora
- Redshift

Microsoft Azure

- Azure SQL Database
- Azure Database for PostgreSQL




- Azure Database for MySQL

Google Cloud

- Cloud SQL
- AlloyDB

Automation & Scripting

Knowledge of scripting/automation using:

- SQL
- Shell scripting
- PowerShell
- Python

Experience automating database maintenance and monitoring tasks is an advantage.

Monitoring Tools – Good to Have

Experience with database monitoring and observability tools such as:

- Oracle Enterprise Manager
- SQL Server Management Studio
- SQL Server Profiler
- Grafana
- Prometheus
- CloudWatch
- Azure Monitor
- Other database monitoring platforms

Additional Skills

- Linux / Unix
- Windows Server
- Git
- ITIL / incident management
- Production support
- Change management
- Database migration
- Cloud infrastructure

Education

Bachelor's or Master's degree in:

- Computer Science
- Information Technology
- Computer Engineering
- Information Systems
- Or a related technical field.

Experience

3–8 years of relevant experience in Database Administration.

Candidates should have strong hands-on experience administering at least one enterprise database platform.

Preferred Candidate Profile

Candidates with experience in:

- Production database administration
- Database performance tuning
- Backup and recovery
- High availability
- Disaster recovery
- Database security
- Database migration
- Cloud database administration
- Production incident management

Strong troubleshooting, communication, and problem-solving skills are required.

Key Skills for Naukri

DBA, Database Administrator, Database Administration, Oracle DBA, SQL Server DBA, MySQL DBA, PostgreSQL DBA, SQL Server, Oracle, MySQL, PostgreSQL, Database Performance Tuning, Backup Recovery, Database Security, High Availability, Disaster Recovery, Replication, Always On, Data Guard, Linux, Shell Scripting, AWS RDS, Azure SQL

Interested candidates can apply with their updated resume at [email protected]

📌 Database Administrator (India)
🏢 Spark Tech Wave Innovation
📍 India