JobsKnowledge Graph Data Engineer – QuantumBlack, AI by McKinsey
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Knowledge Graph Data Engineer – QuantumBlack, AI by McKinsey

McKinsey & Company

Location

New York City, NY

Type

Full-time

Posted

8/8/2026

Compensation

$137,500 - $141,700 per year

Undergraduate with 2+ Years of Experience
Approval 97.9%·Filings 747·New hires 303·
💎 Strong Sponsor
·FY 2025

Job description

As a Knowledge Graph Data Engineer at EcliptOS, you will develop graph-centric data pipelines and a semantic data layer to support GenAI applications. This role involves designing entity/relationship models and implementing data ingestion and normalization processes. You will work in a high-performance environment, focusing on delivering reliable and scalable knowledge graph data services. Your contributions will directly impact the firm's ability to drive value creation through innovative technology.

Requirements

  • Degree in Computer Science, Engineering, or equivalent experience
  • 3+ years of relevant experience in data engineering
  • Strong focus on cloud-based data engineering using AWS services
  • Expertise in Python development with experience in relational databases
  • Experience with knowledge graphs and data pipeline performance
  • Hands-on experience with Docker
  • Excellent problem-solving skills and ability to analyze complex data challenges
  • Strong communication and collaboration skills

Responsibilities

  • Build graph-centric data pipelines and a semantic data layer for GenAI applications
  • Design and evolve entity/relationship models, taxonomies, and identifiers
  • Implement ingestion, normalization, and enrichment processes for heterogeneous data sources
  • Perform entity resolution and semantic tagging, validating structures and publishing data to graph stores
  • Write production-grade Python code with comprehensive tests
  • Create and modify GitHub Actions CI/CD pipelines
  • Operate AWS- and Docker-based infrastructure to deliver knowledge graph data services

Benefits

  • Employees at McKinsey are often offered a comprehensive benefits package, including medical, dental, and vision coverage, prescription benefits, mental-health resources, expert medical opinions, and travel emergency protection. Financial benefits typically include retirement contributions and savings plans, life/accident/disability insurance, tax-advantaged accounts, and financial coaching. Many roles also feature generous paid time off (including volunteering days), flexible/hybrid work options, family care support (parental leave, fertility/adoption/surrogacy assistance, backup care), tuition reimbursement, transportation benefits, discounts, and matching gifts.

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