Principal Database Engineer – SQL Server & AI Data Infrastructure

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Principal Database Engineer – SQL Server & AI Data Infrastructure based in United States. The Principal Database Engineer will help modernize and scale enterprise data platforms that support critical business applications and next-generation AI capabilities. This is a deeply technical, hands-on role focused on SQL Server, T-SQL, database performance, scalability, and modernization. You will work with high-volume environments containing complex data relationships and business-critical workloads. The role combines traditional database engineering expertise with cloud data platforms, automation, event-driven architectures, and AI-enabled engineering practices. You will partner across application engineering, SRE, operations, architecture, and AI/ML teams while independently driving complex initiatives from design through production. This is an opportunity to remain highly technical while having Senior Staff-level ownership and influence over the evolution of modern data infrastructure.