Data Engineer – Oracle, MongoDB DBA Specialist

Jobtailor; Alabama; On-site; USD 90,000 - 130,000; Full time

Job summary

Jobtailor in the United States (Alabama) is seeking a seasoned Database Architect/DBA to manage Oracle and MongoDB across all environments. You will collaborate with application teams on schema design, data modeling, and performance tuning, ensuring data integrity and smooth release validation.

The role requires strong SQL/PLSQL skills, MongoDB indexing knowledge, and the ability to balance RDBMS vs NoSQL tradeoffs for large-scale data-intensive applications.

Qualifications

• 3+ years of relevant / direct industry experience.
• Strong functional expertise in Oracle SQL, PL/SQL, and query tuning.
• Working knowledge of MongoDB data models, indexing, and query performance.
• Clear understanding of RDBMS vs NoSQL tradeoffs and use cases.
• Ability to translate business and application requirements into efficient database designs.
• Experience supporting enterprise-scale, data-intensive applications.
• Bachelor's degree or equivalent experience.

Responsibilities

• Serve as the functional DBA for Oracle and MongoDB across production and non-production environments.
• Partner with application teams on schema design, data modeling, and query optimization.
• Analyze and resolve database-related functional issues, performance bottlenecks, and data anomalies.
• Support release activities by validating database changes, scripts, and backward compatibility.
• Provide guidance on transaction management, indexing strategy, and data access patterns.
• Ensure data consistency, integrity, and correctness across applications and integrations.
• Review and approve database changes for functional risk and impact.
• Assist incident response by diagnosing database behavior and data-related failures.
• Maintain functional documentation, standards, and runbooks for database usage.

Skills

Oracle SQL

PL/SQL

Query tuning

MongoDB data models

Indexing

Data modeling

Data architecture

Enterprise-scale apps

Education

Bachelor's degree or equivalent

Job description

Responsibilities

• Serve as the functional DBA for Oracle and MongoDB across production and non‑production environments
• Partner with application teams on schema design, data modeling, and query optimization
• Analyze and resolve database-related functional issues, performance bottlenecks, and data anomalies
• Support release activities by validating database changes, scripts, and backward compatibility
• Provide guidance on transaction management, indexing strategy, and data access patterns
• Ensure data consistency, integrity, and correctness across applications and integrations
• Review and approve database changes for functional risk and impact
• Assist incident response by diagnosing database behavior and data‑related failures
• Maintain functional documentation, standards, and runbooks for database usage

Requirements

• 3+ years of relevant / direct industry experience
• Strong functional expertise in Oracle SQL, PL/SQL, and query tuning
• Working knowledge of MongoDB data models, indexing, and query performance
• Clear understanding of RDBMS vs NoSQL tradeoffs and use cases
• Ability to translate business and application requirements into efficient database designs
• Experience supporting enterprise‑scale, data‑intensive applications
• Bachelor's degree or equivalent experience

Certifications & Qualifications

• Bachelor's degree