Marketing Data Engineer: ETL, Analytics & Data Quality

Csmart International; Sydney; Hybrid; AUD 140,000 - 200,000; Full time

Job summary

Csmart International in Sydney is seeking a senior data engineer to build and maintain automated data ingestion pipelines across advertising systems and agency datasets. You will design scalable ETL/ELT frameworks, standardise data into a common model, and manage varying refresh frequencies.

The role emphasises marketing analytics with GA4, Google Ads, DV360, BigQuery and GCP. You should have 7+ years of experience, strong SQL, API integrations, CI/CD, and banking industry exposure; AI

Qualifications

• 7+ years data engineering experience.
• Strong SQL and query optimization.
• Experience with API-based integrations.
• Cloud-based data platforms (BigQuery & Cloud Storage preferred).
• CI/CD and DevOps familiarity.
• Experience with Google Ads, GA4, DV360 (GA4 strongest preference).
• Marketing analytics focus with exposure to GCP; banking industry experience.
• AI skills and readiness to adopt AI tools.

Responsibilities

• Build and maintain automated data ingestion pipelines.
• Integrate data from advertising systems and agency datasets/reports.
• Design scalable ETL/ELT frameworks and standardise data into a common model.
• Manage varying refresh frequencies (daily, weekly, monthly).
• Develop data quality rules and monitoring.
• Implement data transformation and enrichment processes.
• Support analytics initiatives including marketing performance measurement and MMM readiness.

Skills

Strong SQL expertise

API integrations

CI/CD & DevOps

Marketing analytics

GA4

DV360

GCP

AI awareness

Banking domain experience

Tools

BigQuery

Cloud Storage

Google Ads

GA4

DV360

Job description

Csmart International in Sydney is seeking a senior data engineer to build and maintain automated data ingestion pipelines across advertising systems and agency datasets. You will design scalable ETL/ELT frameworks, standardise data into a common model, and manage varying refresh frequencies.

The role emphasises marketing analytics with GA4, Google Ads, DV360, BigQuery and GCP. You should have 7+ years of experience, strong SQL, API integrations, CI/CD, and banking industry exposure; AI