Senior Data Analyst (with LLM experience) | Mercer

Work set-up: 
Full Remote
Contract: 
Experience: 
Senior (5-10 years)
Work from: 

Offer summary

Qualifications:

Minimum 5 years of experience in data analysis or related roles., Proficiency in SQL for large dataset querying., Familiarity with Python and R for data analysis and machine learning., Experience with Large Language Model frameworks like OpenAI or Hugging Face..

Key responsibilities:

  • Analyze and validate business assumptions to support decision-making.
  • Extract insights from complex datasets across multiple teams and products.
  • Contribute to the development of LLM-powered features and product enhancements.
  • Create documentation and guidelines for data usage and pipelines.

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GT Scaleup https://gtit.org
2 - 10 Employees
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Job description

GT was founded in 2019 by a former Apple, Nest, and Google executive. GT’s mission is to connect the world’s best talent with product careers offered by highgrowth companies in the UK, USA, Canada, Germany, and the Netherlands.

On behalf of Mercer, GT is looking for a Senior Data Analyst (with LLM experience) to support internal teams across Mercer, helping turn data into actionable insights and LLMpowered features.

**Contract Duration: 6+ months (with possible extension)

About the Client

Mercer is a global consulting leader in advancing health, wealth, and career outcomes for organizations and individuals. Headquartered in New York City, Mercer operates in over 130 countries with more than 25,000 employees and 180+ office locations worldwide. As part of Marsh McLennan, Mercer provides datadriven insights and tailored solutions in areas such as HR transformation, compensation and benefits, workforce analytics, and employee experience. The company fosters a collaborative, inclusive, and purposedriven culture that values innovation, integrity, and impact.

About the Role:

We’re looking for a Senior Data Analyst with handson experience in Python and LLMs to join our internal data enablement team. This is a highimpact role that works across multiple product areas — not embedded in a single squad — helping teams uncover insights, structure their data effectively, and explore new opportunities using Large Language Models.

If you enjoy combining analytical depth with business context, love collaborating across functions, and are excited to work with emerging AI technologies, this role could be a great fit.

Responsibilities:
  • Validate Business Assumptions: Analyze and test key project assumptions to support reliable decisionmaking

  • Perform Deep Data Analysis: Extract meaningful insights from complex datasets across products and teams

  • LLM Feature Development: Contribute to the design and implementation of product features using Large Language Models (e.g., OpenAI, Hugging Face)

  • Data Structuring & Guidance: Advise teams on data structuring for optimal analytical use

  • Documentation: Create clear, practical guidelines and documentation for data usage, pipelines, and insights

  • Stakeholder Collaboration: Engage with product managers and crossfunctional stakeholders to align data strategies with business goals

    • Essential knowledge, skills & experience:
      • 5+ years in a datafocused role (e.g., Data Analyst, Data Scientist, Analytics Consultant)

      • Proficiency in SQL for querying large datasets

      • Familiarity with Python and R for data analysis and machine learning.

      • Familiarity with LLM frameworks such as OpenAI or Hugging Face

      • Experience with data visualization tools such as Tableau or Power BI

      • Solid understanding of data modeling, exploratory data analysis, and statistical testing

      • Excellent communication skills for technical and nontechnical stakeholders

        • Nicetohave:
          • Experience in the HR, people management, or compensation domains

          • Experience working in distributed, crossfunctional product teams

          • Knowledge of MLOps best practices or experience deploying data science models to production

            • Interview Process
              1. Interview with GT Recruiter

              2. Technical Interview

              3. Competency interview

              4. Final Interview

              5. Reference Check

Required profile

Experience

Level of experience: Senior (5-10 years)
Spoken language(s):
English
Check out the description to know which languages are mandatory.

Other Skills

  • People Management
  • Collaboration
  • Communication

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