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3292 - DBA

Bethesda, Maryland
Full Scope Polygraph


  • Provide technical expertise and support in the use of PostgreSQL DBMS
  • Create and maintain database objects such as tables, views, index, constraints for data platform and custom applications
  • Develop, implement, and maintain database backup and recovery procedures for the processing environments, and ensures that data integrity, security, and recoverability are built into the DBMS applications
  • Create views to drive front-end data analytics and reporting
  • Drive end-to-end availability, performance monitoring, and capacity planning for PostgreSQL, using native and 3rd party tools
  • Enhance and maintain logical and physical database designs from application requirements
  • Design and implement automation using SQL scripts and database functions
  • Respond to user reported errors in a timely manner
  • Monitor systems performance and identifying problems that may arise
  • Liaison with developers and IT project managers
  • Recommend changes and enhancements for database  performance and protection
  • Maintaining an awareness of trends and developments in database development and administration
  • Leverage experience to provide support in the areas of data mapping, data extraction, transformation, and loading (ETL)


  • At least 5 years of experience in administering on-prem/cloud based multiuser environment with expertise in planning, designing, building, and implementing complex database systems
  • Experience with AWS RDS or Aurora for PostgreSQL
  • Familiar with open-source DBMS tools such as pgAdmin, pgModeler, or DBeaver
  • Experience with data modeling and Entity-Relationship Diagrams (ERDs)
  • Experience with Structured Query Language (SQL)
  • Possess analytic problem-solving skills
  • Knowledge of computer software applications, including database technologies and programming languages
  • Excellent verbal and written communication skills


  • Bachelor’s degree in computer science, software engineering, or related field of study
  • Experience implementing and deploying databases in Amazon Web Services (AWS)
  • Driven end-to-end availability, performance monitoring, and capacity planning for PostgreSQL, using native and 3rd party tools
  • Implemented automated methods and industry best practices for consistent installation and configuration of PostgreSQL for production, pre-production and non-production environments
  • Administrated PostgreSQL databases throughout the non- production (Sandbox, development, test, UAT, Training), pre-production (Staging) and production lifecycles in an AWS environment
  • Experienced with optimizing database performance through BILLET TBD exhaustive proactive testing and ongoing real-time monitoring
  • Experienced in SQL scripting and database functions
  • Experience in testing database security and enterprise policy guidelines according to established best practices
  • Monitored and maintained the backups for database recoverability for all production databases
  • Experience working in the database domain with at least four (4) years of experience managing all operations of RDBMS databases such as Oracle/SQL Server/DB2 with a minimum of two (2) years of PostgreSQL DB
  • Experience with AGILE / DEVOPS a plus


  • Full Scope Polygraph minimum