68 principal data engineer jobs at 31 companies in Downey, CA
🚀PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Prodege: Marketing and consumer insights platform powered by loyalty programs.
6+ YOE6+ years data engineering; strong SQL, Python; Snowflake/dbt; experience building large-scale data platforms; leadership and mentoring; AI-first mindset.
Cotality: Provides property data, analytics, and workflow intelligence solutions.
7+ YOE7+ years IT experience, bachelor's in CS/Engineering or equivalent, expertise in cloud data platforms, Python/PySpark, data modeling, big data technologies, graph DBs, orchestration tools, and enterprise data architecture.
AWS, Google Cloud Platform (GCP), Python, PySpark, Neo4j, Google Spanner, Hadoop, Spark, Elasticsearch, Google Cloud Dataflow, Apache Beam, Apache Airflow, BMAD, Spec Kit, SQL, NoSQL
Oakland or Washington or Ohio or Missouri or California or Long Beach or Arizona or Colorado or Florida or Georgia or Maryland or Minnesota or Nevada or Oregon or El Dorado Hills or Lodi or Rancho Cordova or San Diego or Alabama or Illinois or Virginia or Wisconsin or Texas or New York
$168k-$252k/yrHybridFull Time
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
10+ YOE10+ years data engineering experience, bachelor's or equivalent, expertise in Data Vault 2.0/dimensional modeling/Lakehouse, SQL/Python/DBT, cloud data platforms, CI/CD, and mentoring senior engineers.
Boston ScientificNYSE: BSX: Manufacturer of interventional medical devices and technologies.
13+ YOEBachelor's in CS or related, 13+ years data engineering with 6+ years building AWS cloud-native data platforms; expertise with AWS data services, Snowflake, Python, Terraform, Spark/Flink, and governance automation.
Boston ScientificNYSE: BSX: Developer and manufacturer of innovative medical devices and therapies.
13+ YOEBachelor's degree required; 13+ years data engineering experience including 6+ years designing cloud-native AWS data platforms and 4+ years building scalable data platform solutions. Expertise with AWS data services, Snowflake, Python, Terraform, Bash, Spark/Flink, and governance automation.
Cotality: Provider of property intelligence, data, and analytics solutions.
7+ YOE7+ years IT experience in data architecture; hands-on GCP, Dataflow, BigQuery, Python/PySpark, Airflow; experience with graph and SQL/NoSQL databases; strong communication and leadership skills.
Edwards LifesciencesNYSE: EW: Designs and manufactures medical devices for structural heart disease.
6+ YOEBachelor's in engineering/science plus 6+ years data engineering experience; experience with Databricks and Snowflake; data governance and validation experience in regulated environments.
Databricks, Snowflake, GCP, AWS, Apache Spark, Kafka, Flink, Delta Lake, Iceberg, Airflow, dbt, HL7, FHIR, IHE
AWS Principal Data Engineer (Valencia, CA, US, 91355)
Valencia or Santa Clara or Arden Hills
$107k-$203k/yrHybridFull Time, Contract
Boston ScientificNYSE: BSX: Developing and manufacturing innovative medical devices for less-invasive treatments.
13+ YOEBachelor's degree required; 13+ years data engineering experience with 6+ years building cloud-native AWS data platforms and 4+ years building scalable data platform solutions. Expertise in AWS data services, Snowflake, Python, Terraform, Spark/Flink, and governance automation.
Celero Communications: Developing high-performance coherent DSP technology for AI connectivity.
10+ YOE10+ years in product engineering or silicon manufacturing; experience bringing ICs from first silicon to volume production; reliability, KGD, wafer-level test expertise; strong data skills.
Principal Software Engineer, AI Platform Engineering
El Segundo, California, United States
HybridFull Time
Saviynt: Provides AI-powered identity governance and cloud security platforms.
8+ YOE8+ years of data engineering at production scale; end-to-end data lake ownership; experience with Spark/Dataflow/Beam; strong in data governance and multi-tenant architectures.
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEProficient in MATLAB and Simulink; experienced in data analysis and algorithm development; capable of independent work and collaboration; DoD Secret security clearance or eligibility; STEM degree with extensive experience.
Principal / Senior Principal Microelectronics Modeling Engineer
Manhattan Beach, California, United States
$114k-$171k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEUS citizen able to obtain DoD Secret clearance; BS in STEM with 5+ years (Principal) or 8+ years (Senior Principal); semiconductor device modeling, CAD and programming experience; data analysis and device test expertise.
Epirus: Sells software-defined high-power microwave systems for counter-drone defense.
8+ YOEBachelor’s degree with 8+ years experience; or advanced degree with equivalent experience; experience with life cycle cost models; strong analytical skills with cost tools.
Sentinel - Data Management Capability Lead Sr. Principal Systems Engineer
Roy or Manhattan Beach or Huntsville or Bellevue
$123k-$184k/yrOnsiteFull Time
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOEU.S. citizen with active DoD Secret clearance, STEM degree, 8+ years' related experience (less with advanced degree), MBSE and requirements experience, Cameo/Rhapsody/MagicDraw/SysML familiarity.
15+ YOEBachelor's degree or equivalent and 15 years software engineering experience; senior technical leadership, large-scale distributed systems, architectural design, and experience with agentic AI and large-scale data platforms.
Penske Media Corporation: Operates a portfolio of global media and entertainment brands.
6+ YOE6+ years in analytics/data engineering, strong SQL, experience with Snowflake or BigQuery, dbt, data modeling, data quality/validation, BI support (Looker), familiarity with GA4/Parse.ly and ad tech; cloud experience (AWS/GCP).
SQL, Snowflake, BigQuery, dbt, Google Analytics 4, Parse.ly, Google Ad Manager, Looker, AWS, GCP
Infineon TechnologiesFrankfurt Stock Exchange: IFX: Designs and manufactures semiconductors for power and IoT systems.
10+ YOEPhD in Electrical Engineering (Power Electronics), 10+ years in the semiconductor industry with high-volume power product launches; expertise in DC/DC topologies, IBCs, hot-swap controllers, GaN/SiC, HVDC/VPD, schematic/PCB design, system bring-up, and customer-facing technical engagement.
Atlanta or Boston or Chicago or Denver or Los Angeles or New York City or Salt Lake City or San Diego or Canada
$107k-$156k/yrRemoteFull Time
DEPT: Global digital agency providing integrated technology and marketing services.
6+ YOE6+ years in telemetry/analytics engineering, expertise in Adobe Web SDK/Launch/Analytics/CJA, tag management, server-side event routing, and debugging data discrepancies.
Adobe Experience Platform Web SDK, AEP WebSDK, Mobile SDK, Adobe Launch, Experience Platform Data Collection, Adobe Analytics, Adobe Customer Journey Analytics (CJA), JavaScript
SoCalGasOTC: SOCGP: Provides natural gas distribution and storage services to Southern California.
10+ YOERequires a 4-year degree or equivalent, ~10 years related experience, expertise in reliability engineering, root cause analysis, FMEA, data analysis, condition monitoring and predictive maintenance.