Mid-Level ETL Developer (m/f)

Arηs Group, Part of Accenture, specializes in the management of complex public sector IT projects, including systems integration, informatics and analytics, solution implementation and program management. Our team helps lead clients through digital and information systems design, bringing expertise in a variety of areas ranging from software development, data science and security management to machine learning, cloud, and mobile development.

Arηs Group was acquired by Accenture in July 2024.

ARHS Group, part of Accenture, is recruiting a Mid-Level ETL Developer (m/f).

In this role, you will work on-site at one of the leading EU institutions, contributing to large-scale data integration and data warehousing initiatives.

This position is ideal for a data professional who already has solid ETL experience and is ready to take more ownership in design, implementation, and optimization activities while collaborating with senior experts and stakeholders.

THE WORK:

• Actively participating in all stages of the data warehouse lifecycle, from analysis to implementation and maintenance.
• Designing and developing data models, data marts, and data warehouses aligned with business requirements.
• Taking ownership of ETL design, development, and enhancement activities.
• Performing capacity planning, performance tuning, and troubleshooting of ETL workflows.
• Conducting in-depth data analysis to ensure data quality, consistency, and optimal data modeling.
• Analyzing, reviewing, improving, and documenting existing and future ETL components.
• Contributing to architectural discussions and the continuous improvement of ETL and data warehousing solutions.
• Promoting and applying best practices for ETL development, documentation, and versioning.

Onsite at client site: This role requires an onsite presence with our clients and partners to support project delivery and strengthen client relationships. Our roles require in-person time to encourage collaboration, learning, and relationship-building with clients, colleagues, and communities.

HERE’S WHAT YOU’LL NEED:

• At least 3–5 years of proven experience in ETL development or data integration roles.
• Good working knowledge of Shell scripting.
• Solid experience with SAP Business Objects or similar reporting tools.
• Strong analytical and problem-solving skills, with the ability to work on complex data structures.
• Good understanding of reporting methods, data quality concepts, and data warehouse design principles.
• Ability to work independently while collaborating effectively within a team.
• Professional proficiency in English (written and oral).

BONUS POINTS IF YOU HAVE:

• Hands-on experience with DataStage.
• Proficiency in French.
• Experience working in large, structured environments (e.g. public sector or EU institutions).

As part of our security and compliance procedures, candidates will be required to undergo a criminal background check prior to employment.