Data Engineer - Snowflake Expert

Orange Business Digital Switzerland SA seeks a Senior Data Engineer with deep Snowflake expertise to design scalable cloud data platforms and ensure robust data governance in Meyrin.

This position focuses on architecting and maintaining a modern cloud data infrastructure centered on Snowflake. The engineer will partner with data architects, analysts, and business leaders to create reliable, scalable, and well-governed data products that support organizational goals.

Responsibilities

• Create and sustain scalable data pipelines and transformation workflows within Snowflake.
• Develop efficient, reusable data models to support analytics and reporting needs.
• Combine structured and semi-structured data from various sources into the platform.
• Tune Snowflake queries, storage, and compute resources to optimize performance and control costs.
• Establish automated controls for data quality and continuous monitoring.
• Maintain strict data security, governance, lineage tracking, and regulatory compliance.
• Participate in CI/CD workflows and deployment automation efforts.
• Diagnose and resolve complex data and performance challenges.
• Set engineering standards, perform code reviews, and mentor fellow data engineers.
• Convert business requirements into solid technical implementations.

Requirements

• Proven background in data engineering and building modern data platforms.
• Deep practical knowledge of Snowflake, including advanced SQL and data modeling techniques.
• Strong ability to tune Snowflake performance and optimize queries.
• Hands-on experience with Snowflake features such as virtual warehouses, stages, streams, tasks, and Snowpipe.
• Expertise in implementing role-based access control and security measures within Snowflake.
• Skill in monitoring and optimizing Snowflake costs.
• Solid grasp of ETL/ELT architectures and data modeling principles.
• Proficiency in SQL and Python programming.
• Experience using orchestration and data integration tools.
• Familiarity with Git, code reviews, automated testing, and CI/CD practices.
• Good understanding of data quality, observability, governance, and security frameworks.
• Strong analytical, communication, and problem-solving abilities.

Nice to have

• Prior work in private banking, wealth management, energy, or commodity trading, with knowledge of related business processes, data domains, and regulations.
• Practical experience with dbt, including model development, incremental models, snapshots, macros, testing, documentation, and CI/CD integration.
• Knowledge of Data Vault 2.0 and metadata-driven automation patterns, including generating and loading hubs, links, satellites, and business vault models.
• Experience with AWS services like S3, IAM, Lambda, Glue, EventBridge, and CloudWatch.
• Experience with infrastructure as code, particularly Terraform.
• Snowflake, dbt, or AWS certifications.

What the company offers

• Hybrid work model with access to a modern, collaborative office in Geneva.
• An open and inclusive culture that supports reaching full potential.
• A community of experts who prioritize innovation.
• A people-oriented organizational structure.

About the company

Orange Business Digital Switzerland SA operates as the dedicated entity for businesses and organizations within the Orange Group. It supports the sustainable digital transformation of enterprise clients worldwide. The Digital & Data division provides professional services in digital and data, combining deep technical expertise with the operational agility of a ringfenced organization.

• Dedicated to the sustainable digital transformation of enterprise businesses.
• Combines deep technical expertise with operational agility.
• Fosters an open and inclusive culture.
• Prioritizes innovation through a community of experts.