Senior Database Reliability Engineer

Responsibilities

• Administer, monitor, and maintain PostgreSQL databases of 250GB or larger in production environments using AWS RDS, Aurora, and EC2.
• Ensure database availability, performance, and data integrity through proactive monitoring and maintenance.
• Perform database administration tasks including patching, upgrades, vacuuming, reindexing, and statistics management.
• Execute and manage backup, restore, and disaster recovery procedures, including regular recovery-plan testing.
• Manage user access, roles, and database security according to best practices.
• Perform capacity planning, storage management, and growth forecasting.
• Troubleshoot performance bottlenecks, locking and contention issues, and failed jobs.
• Support application teams with query tuning, schema changes, and release deployments.
• Manage database migrations, upgrades, and change requests with minimal downtime.
• Maintain documentation for database configurations, standards, and operational procedures.
• Participate in on-call rotations and support production incidents.

Requirements

• 7+ years of experience in a senior database administration or database engineering role.
• Strong hands-on PostgreSQL administration experience, including backups, recovery, and performance tuning.
• Solid understanding of database security, access control, and compliance practices.
• Experience managing large-scale production databases of 250GB or larger, including maintenance and lifecycle management.
• Strong Linux administration skills, including processes, disk, memory, and networking.
• Experience with monitoring tools and performance diagnostics.
• Proficiency in SQL and at least one scripting language, such as Bash or Python.
• Familiarity with cloud-based database deployments, preferably AWS RDS, Aurora, EC2, and S3.
• Strong organizational and documentation skills.

Nice to Have

• Experience with database auditing, compliance, or governance frameworks.
• Familiarity with ETL processes, data pipelines, or reporting systems.
• Experience with high-availability setups, replication, and failover management.
• Exposure to MySQL, SQL Server, or NoSQL platforms.
• Experience supporting enterprise or highly regulated environments.