Data Engineer, Principal

Blue Shield of CA; Oakland (CA); On-site; USD 180,000 - 240,000; Full time

Job summary

Blue Shield of CA seeks a Principal Data Engineer to lead the design and delivery of enterprise data platforms, partnering with Enterprise Architects, Portfolio, Analytics and Data Engineering teams to build data lakes, data warehouses and data marts that meet enterprise data needs.

You will mentor senior engineers, influence architecture decisions and apply AI/ML concepts to data products in healthcare contexts, using SQL, Python and DBT.

Qualifications

• Bachelor's degree or equivalent experience.
• 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.
• Influence enterprise architecture decisions and mentor senior engineering talent.
• Expert in data management practices, data modelling (Data Vault 2.0), MDM, data integration, data architecture, data virtualization, warehousing, privacy and security.
• Enthusiasm for AI and emerging technologies with hands-on AI/ML experience in enterprise environments.
• Hands-on experience with SQL, Python, DBT Cloud and DBT Core; proficient in NoSQL or major database platforms (Snowflake, Synapse, Databricks).
• Experience designing and scaling large-volume, high-performance data platforms using parallel/distributed architectures.
• Advanced knowledge of CI/CD, source control, and agile delivery tools (Git, Bitbucket, Jira).
• Healthcare, regulated environments, or large enterprises experience preferred.

Responsibilities

• Design and implement cloud data lakes, data warehouses and data marts.
• Collaborate with architects and engineers to deliver enterprise data products.
• Lead data engineering initiatives and mentor senior team members.

Skills

AI/ML concepts

Data modelling

Data architecture

Mentoring

CI/CD

Education

Bachelor's degree or equivalent

Tools

SQL

Python

DBT Cloud

DBT Core

Snowflake

Synapse

Databricks

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.