Principal Data Quality Specialist

NielsenIQ; Portugal; Hybrid; EUR 60,000 - 80,000; Full time

Benefits offered by this job

Convenient Schedule

Skill Development

Employee Assistance Program

Volunteer time off

LinkedIn Learning

LinkedIn Learning

Job summary

A leading consumer intelligence company in Portugal seeks an Input Validation Principal Data Operations Analyst. The role involves executing data validation processes, analyzing quality indicators, and resolving data quality issues. Ideal candidates will have a background in statistics or mathematics, experience in quantitative analysis, and knowledge of SQL and database structures. This position offers a hybrid work model with various employee benefits.

Qualifications

• B.S. or B.A. in a statistical, mathematical, or technical field.
• 1–3 years of experience in quantitative analysis.
• Working knowledge of SQL, DBeaver, and database structures.
• Experience with R and Python is a plus.
• Strong organizational, communication, and interpersonal skills.
• Fluent in English and Portuguese.
• Experience handling, manipulating, and analyzing data.
• Strong organizational, communication, and interpersonal skills.
• Fluent in English and Portuguese.
• Based in Lisbon.

Responsibilities

• Execute the data validation processes for Consumer Panel Services.
• Analyze key quality indicators and implement improvements.
• Investigate and resolve data queries raised by teams.
• Engage with Project Managers and Data Science on operations.
• Query Handler: investigate and resolve data queries raised by Client Ops or internal Data Operations teams.
• Engage Project Managers and Data Science on select Operations and associated project work to ensure smooth operations.

Skills

Quantitative analysis

SQL

DBeaver

R

Python

English language

Portuguese language

Education

B.S./B.A. in statistical, mathematical, or technical field

Tools

SQL

DBeaver

Database structures

Job description

4 days ago Be among the first 25 applicants

As a Input Validation Principal Data Operations Analyst you will play a crucial role in ensuring the accuracy and reliability of our data. You will be responsible for executing the data validation processes of Consumer Panel Services and associated project work for your country, analyzing key quality indicators, and implementing improvements based on findings from various sources. Your work will support our Client Operations team in resolving data quality‑related issues and contribute to the standardization of processes.

Responsibilities

• Build knowledge of Data Validation Tools: learn to use internal tools and platforms
• Execute the Input Validation processes and associated project work for the country
• Work in partnership with the country’s Operations team according to execution requirements defined in the process playbooks for Operations and associated project work
• Data Review: understand the data management process and work effectively within it; carry out quality‑check analysis to spot suspicious deviations in data received from households throughout all phases of the process
• Query Handler: investigate and resolve data queries raised by Client Ops or internal Data Operations teams
• Engage Project Managers and Data Science on select Operations and associated project work to ensure smooth operations

Qualifications

• B.S. or B.A., preferably in a statistical, mathematical, or technical field
• 1–3 years of experience in quantitative analysis
• Working knowledge of SQL, DBeaver, and database structures
• Experience with R and Python is a plus
• Ability to run research projects and translate results into practical solutions
• Comfortable working in cross‑functional teams
• Experience handling, manipulating, and analyzing data
• Strong organizational, communication, and interpersonal skills
• Ability to document work clearly and prioritize effectively
• Excellent analytical and problem‑solving skills with attention to detail
• Fluent in English and Portuguese
• Based in Lisbon

We Offer

• Convenient Schedule – Hybrid work system: two days a week in the office and the remaining days from home; we provide all necessary equipment.
• International Team – Work with a diverse, global team; English is the primary language.
• Skill Development – Opportunity to develop expertise by working closely with diverse clients and managing complex projects.
• Career Growth – Access to development programs and relocation opportunities within the organization.
• Well‑being – Employee Assistance Program (EAP) with 24/7 confidential support, extra days off, and recognition of life milestones.
• LinkedIn Learning – Free access to courses for technical and personal development.

Benefits

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

About NIQ

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 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.

Our Commitment to Diversity, Equity, and Inclusion

At NIQ, we are steadfast in our commitment to fostering an inclusive workplace that mirrors the rich diversity of the communities and markets we serve. We believe that embracing a wide range of perspectives drives innovation and excellence. All employment decisions at NIQ are made without regard to race, color, religion, sex, national origin, age, disability, and other protected characteristics. We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact.

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

General Business

Industries

Market Research