Data Engineer, Principal

Blue Shield of CA; Chicago (IL); On-site; USD 150,000 - 210,000; Full time

Job summary

Blue Shield of CA is seeking a Data Engineer, Principal to lead the end-to-end delivery of data-driven solutions. You will partner with Enterprise Architects and Analytics teams to design cloud data lakes, data warehouses, and data marts to meet enterprise data needs.

You will mentor senior engineers, influence architecture decisions, and apply AI/ML concepts within a regulated, large-enterprise environment. This role emphasizes leadership, advanced modeling, and scalable data platforms.

Qualifications

• Bachelor's degree or equivalent experience.
• 10+ years of relevant data engineering experience.
• Experience with enterprise AI/ML and data products.
• Expertise in data vault 2.0, dimensional modeling, lakehouse architectures.
• Ability to influence enterprise architecture and mentor senior engineers.
• Deep knowledge of data management, modeling, integration, and warehousing.
• Hands-on AI/ML experience in enterprise environments.
• Proficiency in SQL, Python, DBT Cloud; DBT core; noSQL platforms.
• Experience with CI/CD, Git, Jira.

Responsibilities

• Lead design and end-to-end delivery of data solutions and data products.
• Design cloud data lakes, data warehouse, and data mart architectures.
• Mentor and influence senior engineers; partner with architects and analytics teams.
• Drive scalable, high‑volume data platforms with parallel and distributed architectures.

Skills

Leadership & mentoring

Enterprise data strategy

AI/ML concepts

Data governance & privacy

Education

Bachelor's degree

Tools

SQL

Python

DBT Cloud

DBT Core

Snowflake

Databricks

Synapse

Job description

Your Role

The Data Services team is responsible for technical design and end‑to‑end delivery of complex data‑driven solutions and data products for the enterprise. The Data Engineer, Principal will report to the Sr Manager, Data Solutions / Director. In this role you will be partnering with Enterprise Architects, Portfolio, Analytics and Data engineering teams for designing technical solutions and building data products to meet enterprise data needs. You will be responsible for driving the data product by designing and implementing cloud data lakes, data warehouse and data mart solutions.

Our leadership model is about developing great leaders at all levels and creating opportunities for our people to grow - personally, professionally, and financially. We are looking for leaders that are energized by creative and critical thinking, building and sustaining high‑performing teams, getting results the right way, and fostering continuous learning.

Your Knowledge and Experience

• Requires a bachelor's degree or equivalent experience.
• Requires a minimum of 10 years of relevant data engineering experience.
• Experience supporting enterprise AI/ML, advanced analytics, and data product ecosystems.
• Expertise in Data Vault 2.0, dimensional modeling, Lakehouse architecture, or domain-driven data design.
• Demonstrated ability to influence enterprise architecture decisions and mentor senior engineering talent.
• Expert in understanding data management practices, data modelling (data vault 2.0), master data management, data integration, data architecture, data virtualization, data warehousing, data privacy and security.
• Demonstrated enthusiasm for AI and emerging technologies, with solid understanding of AI/ML concepts and hands‑on experience applying AI‑driven solutions in enterprise environments.
• Hands on experience with SQL, Python, DBT Cloud and DBT core. Expert in one or more of NoSQL and database appliances and platforms (Snowflake, Synapse, Databricks)
• Proven ability to design and scale large‑volume, high‑performance data platforms leveraging parallel and distributed architectures.
• Advanced knowledge of CI/CD, source control, and agile delivery tooling (e.g., Git, Bitbucket, Jira).
• Experience in healthcare, regulated environments, or large enterprises is strongly preferred.