Senior SAP BW 7.5 / ECC / S/4HANA Data Integration Expert

IBA Group; Wrocław; On-site; PLN 320,000 - 520,000; Full time

Job summary

IBA Group is seeking a Senior SAP BW 7.5 / ECC / S/4HANA Data Integration Expert to join a long-term enterprise SAP project in Poland. The role focuses on analyzing, documenting, and optimizing complex SAP BW landscapes and legacy data flows.

You will work with SAP BW 7.5 architecture, ECC data extraction, and S/4HANA integration, collaborating with technical and functional teams to ensure data quality and consistency across the landscape.

Qualifications

• 8-10+ years of SAP BW, data warehousing or SAP data architecture experience.
• Expert knowledge of classic SAP BW 7.5 architecture.
• Experience with SAP ECC data extraction and delta mechanisms.
• Ability to reverse-engineer legacy BW data flows and reporting logic.

Responsibilities

• Analyze and assess SAP BW 7.5 landscapes, legacy environments.
• Review SAP ECC extractors, DataSources, and deltas.
• Reverse-engineer legacy BW data flows, transformations, and reporting logic.
• Document data models, dependencies, and extraction processes.
• Work with InfoObjects, DSOs, InfoCubes, transformations, DTPs, process chains, and BEx queries.
• Identify data integration dependencies and challenges in ECC and S/4HANA.
• Collaborate with SAP technical and functional teams to ensure data consistency.

Tools

SAP BW 7.5

ECC

S/4HANA

Data Integration

Data Warehousing

InfoObjects

DSOs

InfoCubes

Transformations

BEx queries

Job description

Senior SAP BW 7.5 / ECC / S/4HANA Data Integration Expert

sap

PL

LT

BG

sap

Senior

What We Expect of You

About the Role:

We are looking for an experienced Senior SAP BW 7.5 / ECC / S/4HANA Data Integration Expert to join a long-term enterprise SAP project.

The ideal candidate brings deep expertise in SAP BW 7.5 architecture, legacy SAP ECC data extraction, and complex data warehousing environments.

You will play a key role in analyzing existing SAP BW landscapes, understanding legacy data flows, and supporting data integration and transformation activities.

Key Responsibilities:

• Analyze and assess complex SAP BW 7.5 landscapes, including legacy and highly customized environments.
• Review existing SAP ECC standard and custom extractors, DataSources, and delta extraction mechanisms.
• Reverse-engineer legacy SAP BW data flows, transformations, and reporting logic.
• Analyze and document existing data models, dependencies, and extraction processes.
• Work with InfoObjects, DSOs, InfoCubes, transformations, DTPs, process chains, and BEx queries.
• Identify data integration dependencies and potential challenges in SAP ECC and S/4HANA environments.
• Collaborate with SAP technical and functional teams to ensure data consistency and integration quality.

Requirements:

• 8-10+ years of relevant experience in SAP BW, data warehousing, or SAP data architecture.
• Expert-level knowledge of classic SAP BW 7.5 architecture and data modeling.
• Deep understanding of SAP ECC standard and custom extractors, DataSources, delta mechanisms, and extraction frameworks.
• Extensive hands‑on experience with InfoObjects, DSOs, InfoCubes, transformations, DTPs, process chains, and BEx queries.
• Proven ability to reverse-engineer complex legacy BW data flows, transformations, and reporting logic.
• Experience analyzing undocumented, highly customized, or complex SAP BW landscapes.
• Strong analytical and problem‑solving skills, with the ability to work independently on technically challenging tasks.

What We Offer:

• A 2-year contract with a long-term project perspective.
• Opportunity to work on a complex enterprise SAP landscape.
• Challenging technical tasks involving SAP BW, ECC, and data integration.
• Collaboration with experienced SAP professionals in an international environment.