Senior Data Engineer

Job overview

The Senior Data Engineer role is onsite in Aurora, IL; compensation is not specified. The position works with business stakeholders, data analysts, data scientists, and technical teams to deliver enterprise data integration and analytics solutions. The engineer builds and supports scalable data pipelines and enterprise data warehouse processes, with a focus on data quality, reliability, and testing. The work helps make data available and consistent for reporting and analytics across source systems and platforms.

What you'll do

• Gather requirements and translate them into technical data solutions
• support data analysis, source-system assessment, and data mapping
• design, develop, and maintain ETL/ELT pipelines into a Snowflake-based enterprise data warehouse
• build integrations using SQL Server, SSIS, Python, and Snowflake
• create and optimize SQL queries, stored procedures, views, and transformations
• build batch and incremental ingestion frameworks
• develop reusable metadata-driven components
• support migration of SQL Server databases, procedures, and SSIS packages to Snowflake and Python frameworks
• implement data quality rules, validations, and reconciliations
• investigate data quality issues
• maintain data integrity, lineage, audit, and operational logging.

What we're looking for

Skills & competencies

senior data engineer

aurora il

q1 technologies

sql server

snowflake

python

ssis

etl

elt

data pipelines

enterprise data warehouse

data quality

data integration

analytics

Work arrangement

• Weekend coverage required

Why this role

The description identifies the role as Senior Data Engineer and emphasizes hands-on SQL Server, Snowflake, Python, and SSIS experience.

About the employer

Q1 Technologies, Inc is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.