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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Engineer 4 (Senior, ETL) - **Company:** Uncomn, LLC - **Location:** St. Louis, MO, United States - **Experience:** Expert - **Salary:** $100,000.0 - $127,500.0 - **Contract:** Permanent contract - **Skills:** Cloud Database, Content Management Interoperability Services, Data Validation, Data Integration, Extract Transform Load (ETL), Document-Oriented Databases, Data Processing, Data Ingestion, SC Clearance, Database Migration, Core Data, Information Technology - **Published:** June 7, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=db6697f151d5273b ## About the Role Do you have experience in Quality issues?, * 8+ years of related experience. * Bachelor's degree in engineering, Computer Science, CMIS, or a related field from an accredited college or university, or 4 additional years of related experience. * Experience building or supporting ETL/ELT, data integration, or migration workflows. * Working knowledge of data validation, transformation logic, and structured data handling. * Experience collaborating with application, reporting, or integration teams on end-to-end data needs. * Ability to troubleshoot data quality issues and support durable fixes. * Strong communication skills and comfort working across technical and business stakeholders. * Must be eligible to obtain a Secret clearance or similar, granted by the U.S. Government, which requires U.S. citizenship. The government also uses 13 adjudicative guidelines to determine an individual's eligibility. * Must be willing to obtain relevant certifications as required by future client or contract needs. Preferred * Experience with cloud-based data services and database migration activities. * Experience supporting reporting or analytics use cases in addition to core data movement. * Exposure to financial, federal, or other highly regulated data environments. * Candidates local to the St. Louis Metro East market/within commuting distance preferred, although not required. ## Description We've built a culture rooted in our Core Values, where innovation thrives, work-life balance is respected, and career growth is always encouraged. We're also proud to be recognized as a 'Top Workplace,' and that's not just us talking; it's our employees. Now, we're looking for another Uncommon Genius to join our dynamic team. If you love solving puzzles, building new things, fixing what's broken, or pushing the boundaries of creativity, we encourage you to explore the details of this position below! UNCOMN is seeking a Data Engineer 4 (Senior, ETL) to: * Design and support data ingestion, ETL/ELT, validation, and migration workflows needed for modernization initiatives. * Build and maintain data pipelines that improve consistency, quality, and traceability across environments. * Work with application and reporting teams to translate source data into usable structures for downstream processes. * Support schema changes, data quality controls, reconciliation activities, and migration readiness planning. * Help document data movement, transformation logic, and operational dependencies for supported solutions. * Collaborate with technical and business stakeholders to resolve data issues and improve data reliability. ## Related Videos - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [Modern Data Architectures need Software Engineering](https://www.wearedevelopers.com/videos/1030-modern-data-architectures-need-software-engineering) - [Tomorrow's cloud data platforms - fully managed database-as-a-service (DBaaS)](https://www.wearedevelopers.com/videos/254-tomorrow-s-cloud-data-platforms-fully-managed-database-as-a-service-dbaas) - [Databaseless Data Processing - High-Performance for Cloud-Native Apps and AI](https://www.wearedevelopers.com/videos/1024-databaseless-data-processing-high-performance-for-cloud-native-apps-and-ai) - [Building Multi-Tenant ASP.NET Core Applications: Best Practices and Real-World Solutions](https://www.wearedevelopers.com/videos/1552-building-multi-tenant-asp-net-core-applications-best-practices-and-real-world-solutions) - [Enjoying SQL data pipelines with dbt](https://www.wearedevelopers.com/videos/823-enjoying-sql-data-pipelines-with-dbt) ## Related Articles - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)