Data Engineer

Requirements:

• High school diploma or equivalent.
• Associate or bachelors degree preferred in Computer Science, Information Management, Data Science/Analytics, statistics, or comparable relevant experience.
• 2-5 years of experience in data engineering or business intelligence roles.
• 3-5 years of SQL experience.
• Ability to work effectively with AWS cloud technologies such as S3 and EMR preferred.
• 1+ years of experience in Agile SDLC.
• 1+ years of dbt experience preferred.
• Strong understanding of ETL/ELT methodologies.
• Proficiency with Python and scripting languages preferred.
• Strong grasp of industry-standard analytical modeling techniques.
• Demonstrates our core values.
• Onsite presence at our HQ in West Bend, WI, with some hybrid flexibility.
• No sponsorship provided now or in the future for this role.

Responsibilities:

• Build clean, validated, reusable datasets from systems and infrastructure that collect and process data.
• Help establish and follow standards for data transformations, including rules and requirements for data formats and attributes.
• Support data quality standards by maintaining and improving data profiling methods.
• Uphold engineering best practices for CI/CD, unit testing, performance testing, and optimization.
• Work closely with our Data Architecture team to preserve the quality and consistency of the data model.
• Use our existing data infrastructure to handle data requests, housekeeping, cleansing, normalization, hashing, and needed data model updates.
• Analyze data to identify anomalies, trends, and similarities across datasets.
• Troubleshoot issues, evaluate potential fixes, and implement resolutions.
• Build a strong working knowledge of best practices related to PII and our risk policies and standards.
• Perform other duties as assigned.

Technologies:

• AWS
• Business Intelligence
• CI/CD
• Cloud
• Data Warehouse
• ETL
• Support
• Python
• SQL
• dbt

More

We are Delta Defense, a fast-paced, mission-driven team focused on turning complex data into clear, actionable insights that help drive smarter business decisions. Our Data Engineers support our Enterprise Data Warehouse and make KPIs, metrics, and reporting more accessible across the business. We offer a culture that is genuinely fun and recognized on The Wall Street Journals 2025 Top 100 Americas Most Loved Workplaces, Newsweeks Top 100 Americas Most Loved Workplaces in 2023 and 2024, and the Inc. 5000 Fastest Growing Private Companies list for 14 years in a row. This role is based at our HQ in West Bend, WI, with some hybrid flexibility, and our goal is to have the person onsite.

last updated 43 week of 2026