Senior SAP BW/4HANA Data Warehouse Architect

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Atos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and sovereignty, helping public and private organizations worldwide retain control over their data and infrastructures, while meeting regulatory requirements.

With more than 52,000 employees serving over 4,500 clients across 54 countries, Atos helps modernize core IT systems, accelerate cloud and data transformation, strengthen cybersecurity, and deliver secure digital workplace environments to support its clients, its employees and society. Atos also provides consulting and advisory services through its Atos Amplify brand.
A trusted partner in operating complex and mission-critical environments, Atos supports organizations across highly regulated and sovereign contexts.

Atos Group is a global leader in digital transformation with c. 54,000 employees and annual revenue of c. €7.2 billion, operating in 54 countries under two brands - Atos for services and Eviden for products and systems. European number one in cybersecurity and a leader in cloud, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is listed on Euronext Paris.

SAP BW/4HANA & Datasphere Developer

Experience

• 10+ years of experience in SAP BW
• Experience in the Consumer Retail domain preferred

Core Skills

• SAP BW 7.5
• SAP BW/4HANA 2021/2023
• SAP Datasphere
• SAP Analysis for Office (AO)
• Data Modeling, ETL, and Reporting Solutions
• Performance Optimization and Troubleshooting

Key Responsibilities

• Architect, design, develop, and support business solutions leveraging SAP BW 7.5 and SAP BW/4HANA 2021/2023.
• Design scalable and high-performing data warehousing solutions using SAP Datasphere.
• Demonstrate strong understanding of industry-specific business processes and enterprise objectives.
• Identify process improvement opportunities and provide clear, efficient, and sustainable solutions.
• Build and maintain effective relationships with business, functional, and technical stakeholders.
• Communicate complex technical solutions to non-technical audiences in a clear and effective manner.
• Apply best practices and smart design techniques to drive solution quality and maintainability.

Testing & Validation (Upgrade-Focused)

• Plan and execute comprehensive validation activities across DEV, QA, and UAT environments for BW/4HANA upgrade projects.
• Investigate and resolve upgrade-related issues identified during testing and coordinate with SAP Support (OSS Notes/Service Desk) when necessary.
• Prepare detailed test scripts covering:
  • Data Models
  • ETL/Data Replication Processes
  • Process Chains
  • Queries and Analysis for Office (AO) Workbooks
  • Authorizations and Security
  • Scheduling and Monitoring
• Record, track, and manage test execution results and defects in tools such as HP ALM, including evidence, reproducible steps, status updates, and closure documentation.
• Lead or support cutover rehearsals, performance testing, regression testing, and data reconciliation activities between BW/4HANA and source/target systems.
• Provide go/no-go recommendations based on testing outcomes, risk assessments, and overall system readiness.

Preferred Qualifications

• Hands-on experience with SAP BW/4HANA upgrades and migrations.
• Experience with SAP Datasphere integration and modern SAP data architectures.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication and stakeholder management abilities.
• Experience working in large enterprise environments.

Here at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all.

Atos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria. Find out more on our CSR commitment.