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Job Description
This role is accountable for activities related to Quality checks (Acid tests, Primary testing of data, Retailer Accreditation) from receipt of the data-to-data loading into the system for data sources that NielsenIQ receives. Data Analysts will be responsible for onboarding \ setting up, uploading and monitoring data (all Data types) into the ingestion platform \ and other input platforms. This role is also responsible for monitoring, cleansing, classification & verification of received data, managing metadata, Troubleshooting, and handling Client queries.
Quality Testing:
Our Benefits
NIQ is the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View™. NIQ is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world’s population.
For more information, visit NIQ.com
Want to keep up with our latest updates?
Follow us on: LinkedIn | Instagram | Twitter | Facebook
Our commitment to Diversity, Equity, and Inclusion
NIQ is committed to reflecting the diversity of the clients, communities, and markets we measure within our own workforce. We exist to count everyone and are on a mission to systematically embed inclusion and diversity into all aspects of our workforce, measurement, and products. We enthusiastically invite candidates who share that mission to join us. We are proud to be an Equal Opportunity/Affirmative Action-Employer, making decisions without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability status, age, marital status, protected veteran status or any other protected class. Our global non-discrimination policy covers these protected classes in every market in which we do business worldwide. Learn more about how we are driving diversity and inclusion in everything we do by visiting the NIQ News Center: https://nielseniq.com/global/en/news-center/diversity-inclusion
This role is accountable for activities related to Quality checks (Acid tests, Primary testing of data, Retailer Accreditation) from receipt of the data-to-data loading into the system for data sources that NielsenIQ receives. Data Analysts will be responsible for onboarding \ setting up, uploading and monitoring data (all Data types) into the ingestion platform \ and other input platforms. This role is also responsible for monitoring, cleansing, classification & verification of received data, managing metadata, Troubleshooting, and handling Client queries.
Quality Testing:
- Support all sourcing Teams, operations and Product Leadership with any requests around data quality testing for new/prospective Suppliers.
- Run Quality checks and provide feedback (Such as Acid test, Retailer Accreditation / other defined quality protocols) on sample data as requested.
- Understand the data format agreed with the Supplier as per the contract and complete the set-up on Ingestion/ any other Input platform.
- Data cleaning, verification and classification as needed.
- Upload of received files to the platform as needed.
- Troubleshooting with the Supplier in case data is not in the agreed format or any other issues with data upload such as file issues (type/ location/ special characters etc.)
- Create procedures to support ongoing BAU Ops
- Ensuring data receipt as per schedule, following the escalation process if the data is not received on the agreed date in the desired format.
- Data cleaning, verification and classification as needed.
- Responsible for sending and contacting retailers to verify data queries or store queries (e.g. missing addresses etc.)
- Load data/monitor auto upload into ingestion/ any other input platform.
- Update retailer KPIs on timeliness and Quality such as Retailer Information Systems (RIS) update.
- Regularly update Supplier KPIs on data timeliness and Quality (RIS)
- Work with Supplier Compliance & Management to improve Quality KPIs for the Supplier
- Work as a single source of truth for all data/logic-related inquiries.
- Engage with Supplier SPOC - in case data is not received on time or issues with the data.
- Raise ticket and ensure the resolution if any issues with NielsenIQ systems to upload data for downstream processes.
- Resolve/escalate issues flagged by inputs systems and follow through the closure.
- Provide analysis and handle communication-related to Client inquiries.
- Bachelor's Degree or technical institute degree / Degrees in statistics/ Data Analytics or equivalent work experience
- 1-2 years of relevant professional work experience.
- Understanding of various data and file formats
- Ability to interpret different data structures and mapping.
- Experience dealing with large amounts of data (TBs) - troubleshooting data issues.
- Excellent organizational skills & ability to strictly follow schedules.
- Advanced Excel skills
- R, SQL & Python basic knowledge (At least one out of R, Python, SQL)
- Strong technical knowledge and business interpretation of data
- General NIQ Systems understanding will be a “+”
- Advanced in English Language
- Good communication skills; excellent analytical skills and detail-oriented
- Benefits package: Multisport card, private medical coverage Medicover, life insurance, Benefit platform allowing to purchase cinema, theater tickets, sport activities etc.;
- Additional days off and recognition of special moments in your life;
- Stable working environment with an employment contract;
- A possibility to create an individual career path, additional trainings, and access to Linkedin Learning;
- A possibility to engage in charity;
- Modern office in a great location, next to Dworzec Gdański metro station;
- Work in hybrid mode (2 days a week from the office)
Our Benefits
- Flexible working environment
- Volunteer time off
- LinkedIn Learning
- Employee-Assistance-Program (EAP)
NIQ is the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View™. NIQ is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world’s population.
For more information, visit NIQ.com
Want to keep up with our latest updates?
Follow us on: LinkedIn | Instagram | Twitter | Facebook
Our commitment to Diversity, Equity, and Inclusion
NIQ is committed to reflecting the diversity of the clients, communities, and markets we measure within our own workforce. We exist to count everyone and are on a mission to systematically embed inclusion and diversity into all aspects of our workforce, measurement, and products. We enthusiastically invite candidates who share that mission to join us. We are proud to be an Equal Opportunity/Affirmative Action-Employer, making decisions without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability status, age, marital status, protected veteran status or any other protected class. Our global non-discrimination policy covers these protected classes in every market in which we do business worldwide. Learn more about how we are driving diversity and inclusion in everything we do by visiting the NIQ News Center: https://nielseniq.com/global/en/news-center/diversity-inclusion
Key Skills
Ranked by relevance
python
sql
data structures
excel
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- Posted
- Jul 23, 2025
- Type
- Full-time
- Level
- Mid-Senior
- Location
- Warsaw Metropolitan Area
- Company
- NielsenIQ
Industries
Market Research
Categories
General Business
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3 roles aligned with this opportunity
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