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Ernst & Young

Provides consulting, assurance, and tax services

Data Ontology Senior Analyst - AI & Data

Data ManagementConfirmed live in the last 24 hours
Full-time$106.9k - $200.6k

About the Job

Requirements

  • Must be eligible to obtain and maintain a Secret clearance.
  • Must have a bachelor's degree.
  • Must have 3–5+ years of related experience within AI and data.
  • Must be comfortable working in person as needed.
  • Must have experience designing and implementing enterprise ontologies, semantic data models, or operational data frameworks.
  • Must have experience mapping enterprise data products into ontology-driven environments and establishing standardized relationships between entities to support analytics, reporting, and decision-making.
  • Must be willing to travel 20–30% or more, potentially beyond the work-location area based on client and project needs.

Responsibilities

  • Design, develop, and deploy data analytics, business intelligence, workflow automation, and low-code application solutions for a Department of Defense client.
  • Transform business requirements into actionable analytics, dashboards, and mission-support applications that improve operational effectiveness, transparency, and decision-making.
  • Support work focused on operational analytics, enterprise reporting, workflow modernization, AI-enabled tools, and Power Platform-based solutions.
  • Design, build, and maintain scalable and robust solutions that unify, enrich, and analyze data from multiple sources.
  • Define ontology objects, relationships, and governance models aligned to mission outcomes.
  • Map curated enterprise data products into ontology-driven environments and establish standardized relationships between entities to support analytics, reporting, and operational decision-making, including translating Gold-layer data into mission-relevant business objects and enabling downstream consumption.
  • Facilitate collaboration among business owners, data architects, engineers, and end users to define data definitions, business rules, object hierarchies, metadata standards, and data governance requirements.
  • Work at client, EY, and/or contractor sites as project needs require.

Desired Qualifications

  • Experience with Palantir Foundry, including ontology development, object modeling, Workshop applications, data materialization, pipeline integration, and operational decision-support use cases.
  • Experience supporting Department of Defense clients, shore infrastructure, logistics, asset management, facilities management, maintenance operations, or readiness-focused analytics environments, with knowledge of how operational processes translate into data models and decision-support products.
  • Experience developing governance processes for ontology lifecycle management, including version control, metadata management, object stewardship, change control, and alignment between source-system data structures and operational business processes.

About the Company

Ernst & Young

Provides consulting, assurance, and tax services

EY (Ernst & Young) is a global professional services firm that provides consulting, assurance, tax, and transaction advisory services across industries such as energy, healthcare, financial services, and real estate. Its work centers on helping clients solve critical business challenges by offering high-value advisory support in areas like supply chain, cybersecurity, sustainability, and digital transformation; revenue comes from fees for consulting, audit, and advisory services. What sets EY apart is its breadth of services across multiple disciplines, deep industry knowledge, and emphasis on thought leadership and research to inform clients’ strategic decisions. The firm aims to help organizations improve operational efficiency, navigate regulatory environments, and stay ahead of market trends by delivering practical, evidence-based guidance and execution support.

Company size
10,001+
Company stage
Not listed
Total funding
Not listed
Headquarters
Boston, MA
Founded
1991

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