Principal Engineer

HCL Technologies Limited; United States; Presencial; USD 120.000 - 180.000; Jornada completa

Descripción de la vacante

HCL Technologies Limited is seeking a seasoned Data Migration Engineer to lead the modernization of our data analytics stack, migrating data warehouses to BigQuery and transitioning reporting from Tableau to Looker.

You will drive end-to-end migrations, design ELT/ETL pipelines with Dataflow and Airflow, and map Tableau calculations to LookML while validating performance and security across the cloud platform.

Formación

• Extensive hands-on experience migrating Tableau dashboards to Looker/LookML.
• Strong SQL and data modeling skills for cloud-scale architectures.
• Proven track record delivering end-to-end ELT/ETL migrations on GCP.
• Experience with data governance and data validation in migrations.

Responsabilidades

• Migration Execution: Lead end-to-end migration of Tableau dashboards and data sources to BigQuery/Looker, ensuring data integrity.
• GCP Development: Design, build, and optimize ELT/ETL pipelines using Dataflow, Cloud Composer (Airflow), and BigQuery.
• BI Modernization: Map legacy Tableau calculations and LOD expressions to LookML models, explores, and dashboards.
• Data Transformation: Utilize SQL and data modeling tools to rebuild data architectures for cloud scalability.
• Validation: Perform rigorous validation to ensure accuracy, performance, and security of migrated data and reports.

Conocimientos

GCP Tech Stack

BI Migration

Looker/LookML

Data Modeling

Herramientas

BigQuery

Dataflow

Cloud Composer

Looker

Descripción del empleo

Requisition ID122482-Posted09/03/2026

We are seeking a seasoned Data Migration Engineer to lead the modernization of our data analytics stack, transitioning legacy data sources and visualization platforms to Google Cloud Platform (GCP). The core focus is migrating data warehouses to BigQuery and transitioning reporting from Tableau to Looker/Looker Studio.

Key Responsibilities

• Migration Execution: Lead end-to-end migration of Tableau dashboards and data sources to BigQuery/Looker, ensuring data integrity.
• GCP Development: Design, build, and optimize ELT/ETL pipelines using Dataflow, Cloud Composer (Airflow), and BigQuery.
• BI Modernization: Map legacy Tableau calculations and LOD expressions to LookML models, explores, and dashboards.
• Data Transformation: Utilize SQL and data modeling tools to rebuild data architectures for cloud scalability.
• Validation: Perform rigorous validation to ensure accuracy, performance, and security of migrated data and reports.

Skill Requirements

• GCP Tech Stack: Strong experience with Google BigQuery, Google Cloud Storage, and Dataflow.
• BI Migration: Proven expertise in migrating dashboards from Tableau (or other BI tools) to Looker.
• Looker/LookML: Expert-level SQL skills for analyzing complex data and translating legacy SQL to BigQuery SQL.
• Data Modeling: Experience with dimensional modeling and performance optimization.