Senior IT Consultant – Enterprise Data Platforms & Lakehouse Management (German/English)
Callista.com
Office
Zurich, Zürich, Switzerland
Full Time
For our client in Zurich we are looking for a Senior IT Consultant with strong expertise in enterprise data platforms and lakehouse management. In this role, you’ll design, build, and operate scalable data architectures that enable analytics, machine learning, and data-driven decision-making.
Your Responsibilities
- Design, implement, and optimize enterprise-scale lakehouse platforms
- Develop data ingestion pipelines (event mesh, ETL/ELT) and support data warehousing (Snowflake, Redshift, BigQuery)
- Work with big data frameworks (Hadoop, Spark) for large-scale processing
- Support data science and ML use cases (TensorFlow, PyTorch, Scikit-learn)
- Integrate lakehouse solutions across cloud platforms (Databricks, AWS, Azure, GCP, OCI)
- Apply Infrastructure as Code (Terraform, CloudFormation)
- Manage and optimize SQL/NoSQL databases for performance and scalability
- Ensure adherence to security, governance, and best practices
- Proven experience in data engineering and ETL/ELT processes
- Strong knowledge of data warehousing and big data ecosystems
- Hands-on experience with cloud data platforms (Databricks, AWS, Azure, GCP)
- Skilled in Python, R, SQL, and IaC tools (Terraform, CloudFormation)
- Certifications (e.g. Databricks, AWS, Azure, GCP) are a plus
- German: C1 (professional fluency) | English: B1 (technical)
- Manage and optimize SQL/NoSQL databases for performance and scalability
- Ensure adherence to security, governance, and best practices
- Proven experience in data engineering and ETL/ELT processes
- Strong knowledge of data warehousing and big data ecosystems
- Hands-on experience with cloud data platforms (Databricks, AWS, Azure, GCP)
- Skilled in Python, R, SQL, and IaC tools (Terraform, CloudFormation)
- Certifications (e.g. Databricks, AWS, Azure, GCP) are a plus
- German: C1 (professional fluency) | English: B1 (technical)
Requirements
Senior IT Consultant – Enterprise Data Platforms & Lakehouse Management (German/English)
Office
Zurich, Zürich, Switzerland
Full Time
October 8, 2025