Remote Knowledge Graph Architect for AI & Ontologies

Eliassen Group; Austin (TX); Remote; USD 138,000 - 165,000; Part time

Benefits offered by this job

Medical, Dental, Vision benefits

401k with company matching

Life insurance

Job summary

Eliassen Group is seeking a Knowledge Graph Architect to lead the architecture and technical strategy for a construction-focused ontology, knowledge graph, and AI knowledge platform.

You will connect historical project and operational data across estimating, scheduling, project controls, field execution, equipment, cost, and lessons learned to create a reusable knowledge foundation that supports AI, GraphRAG, LLM, and agent-based applications.

Qualifications

• Expert in designing enterprise knowledge graphs and ontologies.
• Hands-on experience with knowledge graphs, ontologies, and graph databases.
• Experience with RAG/GraphRAG, LLMs, and AI agents.
• Ability to map complex enterprise data sources into scalable architectures.
• Strong communication and cross-functional collaboration skills.

Responsibilities

• Architect and develop an enterprise ontology and knowledge graph for complex construction and project data.
• Define relationships across projects, activities, estimates, schedules, cost codes, crews, equipment, quantities, production rates, risks, changes, and outcomes.
• Evaluate and incorporate relevant standards, including IFC, buildingSMART, LandInfra, and semantic web standards.
• Integrate enterprise data from multiple operational and project systems into the knowledge architecture.
• Design and guide GraphRAG, LazyGraphRAG, RAG, and AI agent architectures.
• Establish standards for ontology governance, provenance, entity resolution, cross-system mappings, and knowledge quality.
• Partner with domain SMEs, enterprise architecture, data engineering, AI engineering, and technology teams.
• Design experiments to evaluate whether structured enterprise knowledge improves AI answer quality compared with traditional RAG and LLM approaches.

Skills

Knowledge graph architecture

Ontology development

Semantic architecture

Knowledge engineering

Enterprise/data architecture

AI/ML architecture

Graph databases

RAG/GraphRAG/LLMs/AI agents

Enterprise data integration

Cross-team collaboration

Tools

Neo4j

GraphDB

Stardog

Job description

Eliassen Group is seeking a Knowledge Graph Architect to lead the architecture and technical strategy for a construction-focused ontology, knowledge graph, and AI knowledge platform.

You will connect historical project and operational data across estimating, scheduling, project controls, field execution, equipment, cost, and lessons learned to create a reusable knowledge foundation that supports AI, GraphRAG, LLM, and agent-based applications.