ETL Developer

CTG is seeking an ETL Developer for an unnamed client. The role focuses on developing and maintaining ETL solutions, supporting data warehousing and regulatory reporting, and ensuring data quality, performance, and governance across enterprise systems.

Responsibilities

Design, develop, enhance, and maintain ETL solutions using Informatica PowerCenter, DBT, and Snowflake

Support enterprise data warehousing, data integration, and regulatory reporting initiatives

Translate business and technical requirements into scalable data integration solutions

Perform data profiling, source-to-target mapping, data validation, reconciliation, and quality checks

Optimize ETL workflows and troubleshoot production issues, data discrepancies, and performance bottlenecks

Conduct root cause and impact analysis for source system changes, database enhancements, and business rule modifications

Assess upstream and downstream dependencies across ETL processes, databases, reports, and applications

Support testing, UAT, deployments, monthly releases, and environment migrations

Collaborate with cross-functional teams and maintain technical documentation supporting data governance, lineage, audit, and compliance requirements

Company

Digital transformation consulting and IT solutions services

Bertrange, Luxembourg, LUX

https://jobs.ctg.eu/en

Founded in 1996

201-500 employees

Qualifications

Informatica PowerCenter, DBT, and Snowflake

Oracle SQL/PLSQL and Unix/Linux

ETL Development, Data Integration, and Data Warehousing

Data Profiling, Validation, Reconciliation, and Quality Assurance

Performance Tuning, Root Cause Analysis, and Impact Analysis

Release Management, Data Governance, and Data Lineage

Hands-on experience developing and supporting enterprise ETL, data integration, and data warehouse solutions using Informatica PowerCenter, DBT, Snowflake, and Oracle SQL/PLSQL

Experience troubleshooting production issues, optimizing ETL performance, validating data quality, and managing upstream/downstream dependencies

Experience supporting the full development lifecycle, including testing, UAT, deployments, release management, and production support in complex enterprise environments

Strong analytical, problem-solving, documentation, and cross-functional communication skills

Bachelor's degree in Computer Science, Information Systems, Data Engineering, or a related field, or equivalent combination of education and experience

Excellent verbal and written English communication skills

the ability to interact professionally with a diverse group

Glassdoor

3.6

Formerly CTG Luxembourg PSF.

Bertrange, Luxembourg, LUX

https://jobs.ctg.eu/en

H1B Sponsorship

Data Powered by

Distribution of Different Job Fields Receiving Sponsorship

91

Represents job field similar to this job

Engineering and Development

Management and Executive

Human Resources

Trends of Total Sponsorships

*2026

(5)

2025

(4)

2024

(11)

2023

2022

(7)

2021

(10)

2020

Growth Stage

Required skills

Represents the skills you have, click on the tags, Informatica PowerCenter, Dbt, Snowflake, Oracle SQL/PLSQL, Unix/Linux, ETL Development, Data Integration, Data Warehousing, Data Profiling, Data Validation, Data Reconciliation

Experience

Mid level