GCP BigQuery Data Quality Platform Specialist

Changi Airport Group (Singapore) Pte. Ltd.; Singapore; On-site; SGD 60,000 - 100,000; Full time

Job summary

Changi Airport Group (Singapore) Pte. Ltd. is seeking a Data Quality Engineer / Platform Specialist to hands-on ensure data accuracy and reliability within the Enterprise Data Platform (EDP) focused on GCP BigQuery.

You will design, implement, and automate data quality checks, monitor platform health, and troubleshoot data pipelines. The role requires strong SQL capabilities, analytical mindset, and cloud-native data platform expertise, with 0–3 years of experience.

Qualifications

• Degree in Computer Science, Information Systems, Data Analytics, Engineering, Statistics, or related quantitative field.
• 0–3 years of experience in data engineering, data quality, or cloud platforms.
• Strong academic projects or internships in data quality are encouraged.

Responsibilities

• Develop, deploy and maintain automated data quality rules and tests within GCP (Dataform / BigQuery).
• Design dashboards and alerts to detect data anomalies and schema drifts.
• Perform root cause analysis using advanced SQL to trace incidents to sources.

Skills

Advanced SQL

GCP BigQuery

Data quality automation

Python scripting

Data governance

ETL/ELT design

Data observability

Education

Bachelor's degree in Computer Science / related field

Tools

Dataform

BigQuery

Cloud Composer

Knowledge Catalog

Cloud Functions

Git

Job description

Changi Airport Group (Singapore) Pte. Ltd. is seeking a Data Quality Engineer / Platform Specialist to hands-on ensure data accuracy and reliability within the Enterprise Data Platform (EDP) focused on GCP BigQuery.

You will design, implement, and automate data quality checks, monitor platform health, and troubleshoot data pipelines. The role requires strong SQL capabilities, analytical mindset, and cloud-native data platform expertise, with 0–3 years of experience.