PostgreSQL Database Administrator

Gainwell Technologies LLC

45d • Remote

About The Position

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You’ll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You’ll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have comprehensive leadership and technical development academies to help build your skills and capabilities.  SummaryWe are seeking an experienced PostgreSQL Database Administrator with a strong track record in PostgreSQL, Oracle, Oracle-to-PostgreSQL migration projects. The ideal candidate will have deep expertise in PostgreSQL administration, performance tuning, high availability, and backup/recovery strategies, as well as hands-on experience converting large-scale, mission-critical Oracle databases to PostgreSQL in both on-prem and cloud environments.Your role in our mission Lead the migration of enterprise Oracle databases to PostgreSQL, including schema conversion, data migration, and application integration. Perform detailed assessment of Oracle schemas, PL/SQL code, and database features to plan equivalent PostgreSQL implementations. Configure, administer, and maintain PostgreSQL databases for performance, availability, and security. Implement high availability (HA) and disaster recovery (DR) solutions for PostgreSQL (e.g., streaming replication, Patroni, pgpool-II). Develop and execute performance tuning strategies, including query optimization, indexing, and configuration adjustments. Manage database backup and recovery processes, ensuring RTO/RPO objectives are met. Collaborate with application teams to rewrite PL/SQL code into PostgreSQL-compatible functions and procedures (PL/pgSQL). Monitor database health, capacity, and growth; troubleshoot and resolve incidents promptly. Document migration plans, configuration standards, and operational procedures. Stay current on PostgreSQL features, tools, and migration best practices.

Requirements

• 5+ years of experience as a Oracle Database Administrator, including 3+ years in PostgreSQL.
• Proven, hands-on experience in end-to-end Oracle-to-PostgreSQL migration for large, complex systems.
• Expertise in migration tools such as Ora2Pg, AWS SCT/DMS, EDB Migration Toolkit, or equivalent.
• Proficiency in PostgreSQL architecture, configuration, administration and SQL and procedural languages (PL/pgSQL, PL/SQL).
• Solid experience with backup/recovery tools (pgBackRest, Barman) and HA solutions.
• Experience with Linux/Unix environments and shell scripting.

Responsibilities

• Lead the migration of enterprise Oracle databases to PostgreSQL, including schema conversion, data migration, and application integration.
• Perform detailed assessment of Oracle schemas, PL/SQL code, and database features to plan equivalent PostgreSQL implementations.
• Configure, administer, and maintain PostgreSQL databases for performance, availability, and security.
• Implement high availability (HA) and disaster recovery (DR) solutions for PostgreSQL (e.g., streaming replication, Patroni, pgpool-II).
• Develop and execute performance tuning strategies, including query optimization, indexing, and configuration adjustments.
• Manage database backup and recovery processes, ensuring RTO/RPO objectives are met.
• Collaborate with application teams to rewrite PL/SQL code into PostgreSQL-compatible functions and procedures (PL/pgSQL).
• Monitor database health, capacity, and growth; troubleshoot and resolve incidents promptly.
• Document migration plans, configuration standards, and operational procedures.
• Stay current on PostgreSQL features, tools, and migration best practices.

Benefits

• generous, flexible vacation policy
• educational assistance
• comprehensive leadership and technical development academies
• flexible vacation policy
• a 401(k) employer match
• comprehensive health benefits
• educational assistance
• leadership and technical development academies

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed
• Number of Employees: 5,001-10,000 employees