Data Scientist at NielsenIQ | Seoul, KR | Rezi

Data Scientist at NielsenIQ

Data Scientist

NielsenIQ · Seoul, KR

1 months ago

Data Scientist

NielsenIQ · Seoul, KR

2 months ago
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About the Role

The Data Scientist role focuses on designing and maintaining statistical frameworks that power Retail Panel data and market measurement solutions. This role plays a critical part in transforming sample-based retail data into accurate market-level insights used by clients for business decision-making.

Responsibilities

  • Design and manage universe studies, including project management.
  • Document methodologies for transparency and provide clear explanations of existing methods.
  • Review results of universe studies and insert changes in the POS Manager.
  • Conduct impact analysis of universe studies.
  • Design and simulate extrapolation setups for new panels and sign off on the designs.
  • Optimize panel samples through shop contribution analysis and MDQC outlier detection.
  • Ensure target sample requirements are consistently met.
  • Identify and resolve data issues (e.g., inactive shops, low sales performance).
  • Detect systemic methodological issues and drive end-to-end remediation plans.
  • Develop and maintain advanced models for missing retailers outside core systems.
  • Support system integration of models and transition ownership to Stat Ops.
  • Lead new country/channel setups, including: Channel definition validation, Universe and sample design, Clear implementation guidelines.
  • Resolve complex (Level 2) methodology-related queries.
  • Monitor KPIs related to panel health and data quality.
  • Conduct root cause analysis (RCA) across key areas: Samples, Missing retailers, Universes, Copy shops, MDQC / extrapolation issues.

Requirements

  • Strong analytical and problem-solving skills.
  • Proficiency in statistical modeling and data analysis.
  • Experience with quality assurance and sample optimization.
  • Ability to document and explain complex methodologies clearly.
  • Familiarity with KPI monitoring and root cause analysis.
  • Excellent communication and organizational skills.
  • Ability to work independently and as part of a team.
  • Knowledge of production processes for PoS.
  • Extensive experience working in an international environment.
  • Strong quality orientation and solution-driven approach.
  • Strong command of the English language.
  • Extensive experience within the Panel Quality value chain.
  • High knowledge about all PoS (RMS) value chains.

Skills

  • Statistical modeling
  • Data analysis
  • Quality assurance
  • Sample optimization
  • KPI monitoring
  • Root cause analysis

Experience Level

  • Extensive experience within Panel Quality value chain
  • Extensive experience of working in an international environment

Education Level

  • Bachelor’s degree or above in Statistics, Data Science, Mathematics, Economics, Business, Industrial Engineering, or a related field

Benefits

  • Flexible working environment
  • Volunteer time off
  • LinkedIn Learning
  • Employee-Assistance-Program (EAP)

About the Company

  • 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.

Equal Opportunity

  • All employment decisions at NIQ are made without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, marital status, veteran status, or any other characteristic protected by applicable laws.
  • We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact.