Hybrid Data Engineer - AWS, ETL & SQL

Delta Defense; West Bend (WI); On-site; USD 90,000 - 120,000; Full time

Job summary

Delta Defense, LLC is seeking a Data Engineer to help turn complex data into actionable insights that support smarter business decisions. This hands-on role builds reliable data solutions and helps make KPIs and reporting more accessible across the business.

You will develop clean, tested datasets, implement ETL/ELT processes, and partner with the Data Architecture team to ensure data quality. Proficiency with Python, SQL, AWS (S3, EMR), and dbt is expected. Hybrid/onsite at West Bend, WI HQ.

Qualifications

• High school diploma required; degree preferred in CS or related field.
• 2–5 years in data engineering or BI roles.
• 3–5 years of SQL experience.
• Experience with AWS cloud technologies (S3, EMR) preferred.
• 1+ years in Agile SDLC and dbt experience preferred.
• Solid ETL/ELT knowledge and Python proficiency.

Responsibilities

• Work with data systems to create clean, tested datasets for analysis.
• Contribute to data transformations and ensure data format compliance.
• Maintain data quality with profiling methodologies.
• Support CI/CD, unit testing, and performance optimization.
• Collaborate with Data Architecture to ensure data model quality.
• Analyze data to spot anomalies and trends; troubleshoot issues.

Skills

SQL

Python

Data Modeling

ETL/ELT

Agile SDLC

Education

High school diploma

Associate or bachelor’s degree preferred

Tools

AWS S3

AWS EMR

dbt

Job description

Delta Defense, LLC is seeking a Data Engineer to help turn complex data into actionable insights that support smarter business decisions. This hands-on role builds reliable data solutions and helps make KPIs and reporting more accessible across the business.

You will develop clean, tested datasets, implement ETL/ELT processes, and partner with the Data Architecture team to ensure data quality. Proficiency with Python, SQL, AWS (S3, EMR), and dbt is expected. Hybrid/onsite at West Bend, WI HQ.