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JRN083 · Data - Snowflake

Senior Data Engineer

Sydney · Contract · Onsite

NOTE - Snowflake, AWS & DBT are mandatory skills.

Responsibilities

  • Building and maintaining dbt transformation models across multiple pipeline layers — from raw ingestion through to governed, consumer-ready datasets.

  • Writing Snowflake SQL for complex transformations: type casting, deduplication, incremental load logic, surrogate key generation.

  • Developing and debugging Apache Airflow DAGs on AWS ECS.

  • Contributing to AWS Lambda-based ingestion (Python) — file validation, control file generation, S3 event handling.

  • Maintaining source-to-target mapping documentation and aligning models to business requirements and data specs.

  • Supporting onboarding of downstream consumers via data sharing mechanisms and event-driven notifications.

  • Participating in code reviews, writing YAML-based data quality tests, and owning tickets from design through to production Tech stack required

  • Strong SQL

  • Proficiency with dbt Core

  • Apache Iceberg Table format (Nice to have)

  • Apache Airflow

  • AWS - Working Knowledge of S3, Lambda, MWAA, ECS, Glue Catalogs, Lake Formation, Lambda, SQS, EventBridge

  • Experience with fixed-format or structured financial data files

  • CICD with Github Actions.