Cost Controlling and Master Data Mgt Manager

Dentsu Aegis Network Ltd.; Warszawa; On-site; PLN 60,000 - 90,000; Full time

Job summary

A global marketing communications network based in Warsaw is seeking an Internal Controlling & MDM + Power BI Analyst. The successful candidate will ensure data accuracy and financial transparency while collaborating with international teams. Proficiency in Power BI and experience in financial controlling is essential. Join us to drive data-driven management and operational excellence.

Qualifications

• Proven experience in financial or business controlling, data management, and reporting.
• Proficiency in Power BI (including DAX and Power Query).
• Excellent analytical, problem-solving, and communication skills.
• Ability to collaborate effectively in an international and cross-functional environment.

Responsibilities

• Ensure data accuracy, financial transparency, and performance visibility across the organization.
• Support strategic decision-making and operational excellence through data analytics.
• Collaborate closely with the EMEA Finance and Data teams.

Skills

Financial controlling

Data management

Proficiency in Power BI

Analytical skills

Problem-solving

Communication skills

Tools

SAP

D365

Workday

Power Automate

Python

Job description

**dentsu** Group is a global marketing communications network built with the future in mind. It includes the following brands: Carat, iProspect, Amplifi, dentsu X and Dentsu Creative. With a people-centred approach to business transformation, we use our insight to connect brand, content, commerce and experience — all powered by innovative creativity. Our headquarters is located in Tokyo, and 65,000 experts work across four regions (Japan, the Americas, EMEA and APAC).**dentsu** combines Japanese innovation with a diverse, global perspective to drive client growth and shape society. We are now looking for a person for the position of **Internal Controlling & MDM (Enterprise Performance Management) + Power BI Analyst****Role Summary** The Internal Controlling & MDM (EPM) + Power BI Analyst at Dentsu CE is responsible for ensuring data accuracy, financial transparency, and performance visibility across the organization. This role combines financial controlling, master data management, and data analytics to support strategic decision-making and operational excellence. The position serves as a key link between Finance, Business Operations, and Technology, enabling data-driven management through automation, governance, and insightful reporting. The role collaborates closely with the EMEA Finance and Data teams and utilizes the Samurai data lake as the core foundation for all reporting and analytics initiatives.**Key Responsibilities** **Qualifications** Proven experience in financial or business controlling, data management, and reporting. Proficiency in Power BI (including DAX and Power Query).Excellent analytical, problem-solving, and communication skills. Ability to collaborate effectively in an international and cross-functional environment. **Preferred Experience** Experience with ERP systems (e.g., SAP, D365, or Workday).Familiarity with automation tools or scripting (e.g., Python, Power Automate). Experience working with enterprise data lakes and finance structures.