Database Administrator DBA

We are seeking an experienced Database Administrator to install, configure, administer, optimize, and support enterprise database environments across on-premises and AWS platforms. The ideal candidate will possess strong expertise in MySQL, PostgreSQL, Redis, and MongoDB while supporting high-availability production environments, database migrations, automation, performance tuning, backup and recovery, and cloud database services.

• Install, configure, upgrade, maintain, and administer MySQL, PostgreSQL, Redis, and MongoDB databases across on-premises and AWS environments.
• Manage database replication solutions to support application-specific high-availability requirements.
• Administer and optimize AWS managed database services including RDS, Aurora, Elasti Cache, DynamoDB, EC2, and S3.
• Perform database migrations, upgrades, blue-green deployments, and refresh activities with minimal downtime.
• Automate infrastructure provisioning and routine administrative tasks using Ansible and AWS Cloud Formation.
• Design, implement, and maintain database monitoring, alerting, and performance management solutions.
• Perform database health checks, capacity planning, maintenance, and performance optimization.
• Troubleshoot production database issues and resolve performance bottlenecks.
• Collaborate with application development teams to optimize database schemas, SQL queries, and overall database performance.
• Support Dev Sec Ops  initiatives by implementing security patches, upgrades, and database hardening activities.
• Develop, implement, and maintain backup, recovery, and disaster recovery strategies.
• Generate reports and provide database insights to internal stakeholders.
• Support database administration across Linux-based environments.
• Develop and maintain Shell or Python scripts to automate database administration activities.
• Create, tune, and optimize stored procedures as required.

• Overall 10+ years of professional experience as a Database Administrator supporting enterprise production environments.
• Strong hands-on experience with MySQL, PostgreSQL, Redis, and MongoDB.
• Extensive experience administering enterprise databases in production environments.
• Experience deploying, migrating, upgrading, and supporting databases on AWS EC2, Aurora, RDS MySQL, and PostgreSQL.
• Strong knowledge of database replication, high availability, ACID principles, normalization, and transaction management.
• Experience with HAProxy and Keepalived configuration and administration.
• Strong experience with Shell scripting or Python.
• Experience using Ansible and AWS Cloud Formation for infrastructure automation.
• Strong knowledge of Linux administration.
• Experience with database performance tuning, query optimization, and stored procedures.
• Experience implementing backup, recovery, monitoring, and disaster recovery solutions.
• Strong troubleshooting, analytical, problem‑solving, and communication skills.

• Experience with MongoDB administration.
• Experience with monitoring tools such as Cloud Watch, PMM, Datadog, or Mon Yog.
• Experience working with Dev Sec Ops  teams and cloud-native infrastructure.
• Experience supporting enterprise-scale AWS database environments.