Senior Data Engineer — Snowflake & DBT Pipelines

Quantum Technologies. LLC; Houston (TX); On-site; USD 84,000 - 120,000; Full time

Job summary

Quantum Technologies. LLC is seeking a Sr Data Engineer to design scalable data models and pipelines in Snowflake, using DBT and advanced SQL. The role requires strong data profiling and the ability to translate business needs into robust data solutions.

You will collaborate with business leaders and cross-functional teams to optimize query performance, implement data quality testing, and document data lineage. A fast-paced environment with production responsibilities awaits.

Qualifications

• Strong SQL knowledge with CTEs, complex joins, and analytic/window functions.
• Proficient in Python at least intermediate level.
• Hands-on Snowflake experience in production workloads.
• Data profiling to identify keys, cardinality, data types, and skew.
• Clear communication within teams and with stakeholders.

Responsibilities

• Design scalable data models and pipelines aligned with business goals.
• Develop complex DBT models using macros and packages.
• Identify performance bottlenecks in Snowflake queries and DBT models.
• Optimize Snowflake warehouses and query performance.
• Create reusable DBT packages and macros for team-wide use.
• Document architecture decisions and data lineage.

Skills

SQL

CTEs & Joins

Python

Snowflake

Data Profiling

Communication

Product & QA understanding

Tools

DBT

Snowflake

Job description

Quantum Technologies. LLC is seeking a Sr Data Engineer to design scalable data models and pipelines in Snowflake, using DBT and advanced SQL. The role requires strong data profiling and the ability to translate business needs into robust data solutions.

You will collaborate with business leaders and cross-functional teams to optimize query performance, implement data quality testing, and document data lineage. A fast-paced environment with production responsibilities awaits.