Full-Time

Research Scientist

Posted on 8/16/2025

Nielsen

Nielsen

10,001+ employees

Global audience measurement and data analytics

No salary listed

Chennai, Tamil Nadu, India

In Person

Category
AI & Machine Learning (6)
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Required Skills
Python
Tensorflow
Git
Pytorch
Machine Learning
Docker
Pandas
Databricks
Requirements
  • Bachelor's degree in Computer Science or an equivalent numerate discipline
  • Demonstrated senior experience in Machine Learning, Deep Learning & other AI fields
  • Experience working with large datasets, production-grade code & operationalization of ML solutions
  • EDA analysis & practical hands-on experience with datasets, ML models (Pytorch or Tensorflow) & evaluations
  • Able to understand scientific papers & develop the idea into executable code
  • Analytical mindset, problem solving & logical thinking capabilities
  • Proactive attitude, constructive, intellectual curiosity & persistence to find answers to questions
  • A high level of interpersonal & communication skills in English & strong ability to meet deadlines
  • Python, Pytorch, Git, pandas, dask, polars, sklearn, huggingface, docker, databricks
Responsibilities
  • Develop and apply machine learning innovations with minimal technical supervision. Understand the requirements from stakeholders and be able to communicate results and conclusions in a way that is accurate, clear and winsome.
  • Perform feasibility studies and analyse data to determine the most appropriate solution. Work on many different data challenges, always ensuring a combination of simplicity, scalability, reproducibility and maintainability within the ML solutions and source code.
  • Both data and software must be developed and maintained with high-quality standards and minimal defects. Collaborate with other technical fellows on the integration and deployment of ML solutions. To work as a member of a team, encouraging team building, motivation and cultivating effective team relations.
Desired Qualifications
  • Masters degree &/or specialization courses in AI/ML. PhD in science is an added value
  • Experience in MLOPs (MLFlow, Prefect) & deployment of AI/ML solutions to the cloud (Azure preferred)
  • Understanding & practice of LLMs & Generative AI (prompt engineering, RAG).
  • Experience with Robotic Process Automation, Time Series Forecasting & Predictive modeling
  • A practical grasp of databases (SQL, ElasticSearch, Pinecone, Faiss)
  • Previous experience in retail, consumer, ecommerce, business, FMCG products (NielsenIQ portfolio)

Nielsen measures audience data for media across TV, digital, audio, and streaming, providing subscriptions to datasets and analytics for industry players. Its products include cross‑platform ratings, media planning, and marketing optimization insights drawn from a global data network. Gracenote is part of its offerings, expanding content identification and metadata services. Nielsen’s goal is to help customers understand how people consume media and use that information to optimize content, advertising, and business decisions.

Company Size

10,001+

Company Stage

Debt Financing

Total Funding

$21.2B

Headquarters

New York City, New York

Founded

1963

Simplify Jobs

Simplify's Take

What believers are saying

  • Subscription model delivers stable recurring revenue from media clients.
  • Diverse Media Equity program with P&G boosts diverse supplier partnerships.
  • Private equity ownership by Evergreen and Brookfield since 2022 supports growth.

What critics are saying

  • NielsenIQ-Adsquare April 2026 partnership erodes TV ratings monopoly.
  • NIQ GeoPurchase segments fragment Nielsen's cross-platform measurement revenue.
  • Adsquare's 2026 NIQ pivot obsoletes Nielsen's 2020 OOH integrations.

What makes Nielsen unique

  • Nielsen pioneered market share concept in 1929 during Great Depression.
  • Nielsen ratings originated from 1936 Audimeter for radio audiences.
  • Gracenote division provides unique music and video metadata globally.

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Benefits

Health Insurance

401(k) Retirement Plan

401(k) Company Match

Unlimited Paid Time Off

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

0%
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Jan 22nd, 2026
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New York, NY – January 21, 2026 – Neptune BidCo US Inc. (the “Issuer” or the “Company”), an...

StreetInsider
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Nielsen Announces Pricing of Upsized $1.2 Billion Offering of Senior Secured Notes by its Affiliate

NEW YORK, Nov. 3, 2025 /PRNewswire/ --...

The Carlyle Group
Apr 5th, 2023
Nielsen to Acquire Telephia, Inc., The Leading Source of Consumer Research for The Telecom and Mobile Media Markets; Transaction To Accelerate Independent Measurement and Analysis of Media and Data Content on Mobile Devices | Carlyle

New York and San Francisco – The Nielsen Company today announced an agreement to acquire San Francisco-based Telephia, Inc., the leading provider of syndicated consumer research to the telecom and mobile media markets. This transaction will accelerate Nielsen’s strategy of providing clients worldwide with the most accurate measurement and analysis of consumer behavior and media use across all platforms.Terms of the transaction, which is subject to regulatory approval and expected to close in the third quarter, were not disclosed.

PR Newswire
Feb 6th, 2023
Nielsen announces pricing of upsized $650 million add-on offering of senior secured notes by its affiliate

/PRNewswire/ -- Neptune BidCo US Inc. (the "Issuer"), an affiliate of Nielsen Holdings Limited ("Nielsen"), announced today that it has priced a private add-on...

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Nielsen announces closing of transaction with Evergreen- and Brookfield-led consortium

Nielsen announces the completion of its sale to a private equity consortium composed of Evergreen Coast Capital Corp marking an important milestone.

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