Senior Postgres & SQL DBA – Performance & HA Expert

GBIT (Global Bridge InfoTech Inc); Richardson (TX); On-site; USD 120,000 - 165,000; Full time

Job summary

GBIT (Global Bridge InfoTech Inc) is seeking an experienced Database Administrator (DBA) with deep expertise in Postgres, MongoDB, and Neo4j. The role focuses on ensuring high performance, security, and availability of critical databases across production and non-production environments.

You will optimize queries, troubleshoot incidents, and implement robust backup and DR strategies while collaborating with development and infrastructure teams.

Qualifications

• 6+ years of DBA experience with Postgres and SQL.
• Strong expertise in query optimization and performance tuning.
• Hands-on experience with replication, sharding, clustering, partitioning, and high-availability setups.
• Experience with Linux/Unix environments for database management.
• Experience with cloud-based managed databases (AWS RDS, Azure CosmosDB, GCP).
• Excellent communication and problem-solving skills.

Responsibilities

• Administer, monitor, and maintain Postgres databases in production and non-production environments.
• Perform query optimization, indexing, and performance tuning for high-volume transactional and analytical workloads.
• Troubleshoot and resolve database-related incidents such as slow queries, deadlocks, replication lags, and clustering issues.
• Implement and manage backup, restore, and disaster recovery strategies.
• Ensure database security, access control, and compliance with organizational standards.
• Conduct capacity planning, performance benchmarking, and storage management.
• Automate DBA tasks using scripting (Shell/Python) and implement monitoring solutions.
• Work closely with development and infrastructure teams to support database design, schema optimization, and deployment.
• Provide 24x7 support for critical production systems as needed.

Skills

Postgres

MongoDB

Neo4j

Query optimization

Troubleshooting

Performance tuning

Database administration

Shell scripting

Python scripting

Linux/Unix

Cloud databases

AWS RDS

Tools

Backup tools

Monitoring tools

Disaster recovery tools

Job description

GBIT (Global Bridge InfoTech Inc) is seeking an experienced Database Administrator (DBA) with deep expertise in Postgres, MongoDB, and Neo4j. The role focuses on ensuring high performance, security, and availability of critical databases across production and non-production environments.

You will optimize queries, troubleshoot incidents, and implement robust backup and DR strategies while collaborating with development and infrastructure teams.