Ontology Lead

ACL Digital; Bengaluru; On-site; INR 1,800,000 - 3,000,000; Full time

Job summary

ACL Digital is seeking a specialist to lead ontology and knowledge-graph initiatives for a locomotive enterprise. You will gather requirements, define the semantic layer, and drive platform selections to underpin BI, data products, and AI agents at scale.

You will collaborate with data architecture and business stakeholders to ensure alignment with data layers, prepare RFPs for pre-studies, and manage vendor onboarding for the project’s early phases.

Qualifications

• Hands-on experience with knowledge graph platforms (Neo4j, Stardog, GraphDB, Neptune).
• Ability to translate business domain knowledge into formal ontological models.
• Experience authoring RFP/requirement documents and evaluating vendors.

Responsibilities

• Lead requirement gathering and use-case listing for the Ontology & Knowledge Graph platform.
• Prepare the requirement document to initiate the RFP for the pre-study phase.
• Partner with Data Architect and stakeholders to align ontology scope with Data layer.
• Evaluate candidate ontology/knowledge-graph platforms (e.g. iSenS and others).
• Define the enterprise semantic/meaning layer to support BI, data products, and AI agents.
• Support vendor selection and onboarding for the pre-study execution.
• Develop the target architecture and support Architecture, Security, Finance approvals.

Skills

Neo4j

Stardog

GraphDB

Amazon Neptune

Ontology modeling

Education

Bachelor's in CS/Data Science/Knowledge Engineering

Master’s in CS/Data Science/Knowledge Engineering

Tools

RFP Writing

Job description

A Leading Locomotive company is at an early stage of building an enterprise ontology capability that will underpin trusted AI, consistent business meaning, and cross-domain intelligence. This role will help select the right ontology platform and lay the foundation to move the organization from fragmented semantic definitions and dashboard-centric logic to a governed enterprise knowledge graph layer supporting BI, data products, and AI agents at scale.

Key Responsibilities

Lead requirement gathering and use-case listing for the Ontology & Knowledge Graph platform

Prepare the requirement document to initiate the RFP for the pre-study phase

Partner closely with the Data Architect and business stakeholders to align ontology/knowledge graph scope with the Data layer

Evaluate candidate ontology/knowledge-graph platforms (e.g. iSenS and others in scope)

Define the enterprise semantic/meaning layer that will support BI, data products, and AI agents

Support vendor selection and onboarding for the pre-study execution

Develop the target architecture and support G2 approval preparation (Architecture, Security, Finance)

Must-Have Skills

Hands-on experience with knowledge graph platforms (e.g. Neo4j, Stardog, GraphDB, Amazon Neptune)

Ability to translate business domain knowledge into formal ontological models

Experience authoring RFP/requirement documents and evaluating vendors

Good-to-Have Skills

Experience partnering with enterprise data architecture teams

Familiarity with GenAI/agentic AI systems consuming knowledge graphs

Domain ontology experience in rail, industrial, or engineering sectors

Qualification

Bachelor's/master’s in computer science, Data Science, Knowledge Engineering, or related field.