Senior PostgreSQL DBA

Here is a client-neutral, Dice-optimized job posting:

Job Title: Senior PostgreSQL DBA

Location: Woodlawn, MD (On-site – 5 Days/Week)
Job Type: Contract

Job Summary

We are seeking a highly skilled Senior PostgreSQL Database Administrator (DBA) to support enterprise-level database architecture, administration, and optimization in a cloud-based environment. This role requires deep expertise in PostgreSQL, AWS infrastructure, performance tuning, automation, and high-availability solutions.

The ideal candidate will be hands-on, detail-oriented, and experienced in managing large-scale PostgreSQL environments in both development and production settings.

Key Responsibilities

• Design, architect, build, test, and maintain PostgreSQL databases

• Administer PostgreSQL environments across development and production lifecycles

• Deploy and manage PostgreSQL on AWS (RDS, Aurora, EC2)

• Optimize database performance, query throughput, and latency

• Design logical and physical database schemas

• Implement replication, Change Data Capture (CDC), and disaster recovery solutions

• Develop automation scripts for backups, startup/shutdown, and monitoring

• Implement horizontal and vertical scaling strategies

• Support zero-downtime deployments (blue-green deployments)

• Write and optimize complex SQL queries

• Support Agile development processes and CI/CD pipelines

• Provide technical guidance and collaborate with cross-functional teams

Required Qualifications

• Bachelor’s degree in Computer Science, Engineering, Mathematics, or related field

• 7+ years of relational database administration experience

• 7+ years working with database infrastructure on Linux/Unix systems

• Strong expertise in PostgreSQL architecture and performance tuning

• Experience with AWS cloud infrastructure and database deployments

• Experience with replication and high-availability configurations

• Strong scripting skills (Bash, Python, PL/pgSQL, Groovy)

• Experience with database partitioning and data management strategies

• Experience implementing disaster recovery solutions

• Strong communication and collaboration skills

• Ability to obtain and maintain a Public Trust clearance

• Must be able to work on-site in Woodlawn, MD five days per week

Preferred Qualifications

• Experience with Agile (Scrum/Kanban) environments

• Experience with pgAdmin, DBeaver, or similar tools

• Experience with Liquibase

• Experience with Jenkins CI/CD pipelines

• Experience with Git-based source control

• Experience tuning large-scale enterprise systems

If you''d like, I can also provide a more keyword-dense version specifically engineered to rank higher in Dice searches.