Data Engineer, Principal
Blue Shield of California
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Job summary
Blue Shield of California is seeking a Principal Data Engineer to lead the end-to-end design and delivery of enterprise data products. You will partner with architects, analytics, and engineering teams to implement scalable data lakes, warehouses, and marts on Snowflake, Databricks, and Synapse.
You will drive data quality, governance, and DevOps practices while mentoring senior engineers and guiding enterprise architecture decisions in a healthcare setting.
Qualifications
- Bachelor's degree or equivalent experience.
- 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.
- Mentor senior engineering talent and influence enterprise decisions.
- Hands-on with SQL and Python; DBT Cloud and DBT Core; NoSQL and cloud data platforms.
Responsibilities
- Lead the design, development, and implementation of scalable data pipelines for data lakes, warehouses, and marts.
- Engineer ELT/ETL solutions ingesting and curating diverse data sources.
- Apply Data Vault 2.0, dimensional modeling, and domain-driven design for analytics products.
- Collaborate with Architecture, Product, and Solution Design teams to implement secure, scalable designs.
- Build and optimize data solutions on Snowflake, Databricks, and Synapse with strong performance and costs controls.
- Embed data quality, observability, lineage, and governance into pipelines.
Skills
Education
Tools
Job description
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.
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.
In this role, you will:
- Lead the design, development, and implementation of scalable data pipelines supporting enterprise data lakes, data warehouses, and data marts.
- Engineer robust ELT/ETL solutions that ingest, process, and curate structured and semi‑structured data from diverse internal and external sources.
- Apply advanced data modeling techniques (including Data Vault 2.0, dimensional, and domain‑oriented models) to support analytics and data products.
- Partner with Solution Design, Architecture, and Product teams to ensure technical designs are implemented accurately, efficiently, and securely.
- Build and optimize data solutions on cloud platforms (e.g., Snowflake, Databricks, Synapse) with a focus on performance, scalability, reliability, and cost efficiency.
- Implement data quality, validation, observability, lineage, and governance controls embedded directly into data pipelines.
- Champion and apply DevOps and DataOps best practices, including CI/CD, automated testing, infrastructure as code, monitoring, and alerting.
- Provide hands‑on technical leadership and mentorship to senior and mid‑level data engineers, promoting engineering standards and best practices.
- Collaborate using agile methodologies to plan work, refine technical stories, and deliver iteratively with predictable outcomes.
- Identify performance bottlenecks, reliability risks, and optimization opportunities across data platforms and workflows.
- Support integration of AI/ML‑ready data assets, ensuring data is trustworthy, well‑modeled, and accessible for advanced analytics use cases.
- Act as a technical thought leader, advocating for modern data engineering patterns, tools, and practices aligned to enterprise strategy.
- 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.
Stellarus, launched in January 2025, is designed to scale innovative healthcare solutions that support customers in creating a health care experience deserving of their family, friends, and neighbors.
Stellarus is part of a family of organizations that is overseen by a nonprofit corporate entity named Ascendiun. The Ascendiun Family of Companies also includes Blue Shield of California and its subsidiary, Blue Shield of California Promise Health Plan and Altais, a clinical services company.
Stellarus’ vision is to empower its customers to create a healthcare experience that is worthy of their family, friends, and neighbors. Stellarus’ objective is to offer innovative, modern, scalable solutions that challenge the health care status quo. This very closely aligns with Blue Shield of California’s vision by using innovation to improve quality, affordability, and experience for members.
To achieve our mission, we foster an environment where all employees can thrive and contribute fully to address the needs of the various communities we serve. We are committed to creating and maintaining a supportive workplace that upholds our values and advances our goals.
At Stellarus, our core values of agility, trust, drive, courage and service shape our approach to developing innovative product offerings.
We believe in fostering a workplace environment that balances purposeful in-person collaboration with flexibility - providing clear expectations while respecting the diverse needs of our workforce. Our workplace model is designed around intentional in-person interaction, collaboration, connection, creativity and flexibility:
- For most teams, this means coming into the office two days per week.
- Employees living more than 50 miles from an office location, out of state employees, and employees in certain member-facing roles should work with their manager to determine in-office time based on business need.
- For employees with medical conditions that may impact their ability to work in-office, we are committed to engaging in an interactive process and providing reasonable accommodations to ensure their work environment is conducive to their success and well-being.
The Company reserves the right to require more presence in the office based on business needs, and requirements are subject to change with periodic reviews.
Office Environment - roles involving part to full time schedule in Office Environment. Based in our physical offices and work from home office/deskwork - Activity level: Sedentary, frequency most of work day.
External hires must pass a background check/drug screen. Qualified applicants with arrest records and/or conviction records will be considered for employment in a manner consistent with Federal, State and local laws, including but not limited to the San Francisco Fair Chance Ordinance. All qualified applicants will receive consideration for employment without regards to race, color, religion, sex, national origin, sexual orientation, gender identity, protected veteran status or disability status and any other classification protected by Federal, State and local laws.
Job Identification : 20261362
Job Category : Information Technology
Posting Date : 2026-07-23T16:34:12+00:00
Job Schedule : Full time
Locations :
Oakland, CA, United States
WA, United States
OH, United States
MO, United States
CA, United States
Long Beach, CA, United States
AZ, United States
CO, United States
FL, United States
GA, United States
MD, United States
MN, United States
NV, United States
OR, United States
El Dorado Hills, CA, United States
Lodi, CA, United States
Rancho Cordova, CA, United States
San Diego, CA, United States
AL, United States
IL, United States
VA, United States
WI, United States
TX, United States
NY, United States
Pay Range for California : $148940.00 to $223300.00
Pay Range for Bay Area : $167896.00 to $251720.00
Note : Please note that this range represents the pay range for this and many other positions at Blue Shield that fall into this pay grade. Blue Shield salaries are based on a variety of factors, including the candidate experience, location (California, Bay Area, or outside California), and current employee salaries for similar roles.
Role can be filled by a candidate requiring sponsorship : No
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