Principal Data Engineer – CPS DataValidation Platform (OmniShopper & Homescan)
Core
Own the health, reliability, and scalability of the DataValidation platform supporting NielsenIQ's OmniShopper and Homescan solutions.
Role type
Principal Data Engineer (Platform Ownership & Technical Leadership)
Builds
Production-grade data validation infrastructure for consumer analytics platforms
Domain
Retail measurement, consumer panel data, cloud data engineering
Deliverable
production ML models | infrastructure
Required skills
Python, Oracle Database, SQL performance tuning, PySpark, Parquet datasets, ETL frameworks, Azure Data Services, Linux, incident management, root cause analysis, technical strategy definition
Preferred skills
Retail measurement domain experience, OmniShopper/Homescan platform experience, data governance frameworks
Technologies
Azure, Oracle, PySpark, Parquet, Linux
Responsibilities
Lead incident management and post-incident remediation, define technical roadmap for hybrid on-premise and Azure systems, review system designs and provide guidance to development teams, translate business requirements into technical solutions, coordinate execution across global engineering teams
Seniority
Principal, hands-on IC with strategic leadership
