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Ontology Engineer Jobs in Virginia (NOW HIRING)

Vantor

Ontology Engineer (TS/SCI)

Herndon, VA · On-site

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what's happening now and shape what's coming next. Vantor is a place for problem solvers,

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All JobsOntology Engineer JobsOntology Engineer Jobs in Virginia

Ontology Engineer information

See Virginia salary details

$36.2K

$106.4K

$136.3K

How much do ontology engineer jobs pay per year?

As of Aug 25, 2026, the average yearly pay for ontology engineer in Virginia is $106,361.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,700.00 and $134,800.00 per year, depending on experience, location, and employer.

What does an ontology engineer do?

An Ontology Engineer designs, develops, and maintains ontologies—formal representations of knowledge within a domain. They define concepts, relationships, and rules to structure data effectively, enabling better integration, search, and reasoning in AI and semantic web applications. Their work often involves ontology languages like OWL, RDF, and SPARQL, as well as collaboration with domain experts and data scientists to ensure accurate and useful knowledge representation.

What are the key skills and qualifications needed to thrive as an ontology engineer?

To thrive as an Ontology Engineer, you need a strong background in computer science, knowledge representation, and semantic web technologies, often paired with a relevant degree. Familiarity with tools like Protégé, RDF, OWL, SPARQL, and related data modeling or knowledge graph platforms is typically expected, as are certifications in data science or knowledge engineering. Excellent analytical thinking, attention to detail, collaborative mindset, and effective communication are invaluable soft skills in this role. These abilities enable you to design robust ontologies that support data integration, knowledge discovery, and cross-team understanding for complex organizational needs.

What are some common challenges faced by ontology engineers in their daily work?

Ontology Engineers often face the challenge of accurately modeling complex domains while ensuring that ontologies remain scalable and adaptable to evolving business needs. Aligning and integrating disparate data sources, balancing technical specifications with stakeholder requirements, and resolving ambiguity in terminology are frequent tasks. Collaboration with subject matter experts, data scientists, and software developers is central to success, requiring strong communication and compromise. Overcoming these challenges leads to more effective knowledge management solutions and greater organizational impact.

What are popular job titles related to Ontology Engineer jobs in Virginia?

For Ontology Engineer jobs in Virginia, the most frequently searched job titles are:

What job categories do people searching Ontology Engineer jobs in Virginia look for?

The top searched job categories for Ontology Engineer jobs in Virginia are:

Ontology Engineer jobs near you
Infographic showing various Ontology Engineer job openings in Virginia as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $106,361 per year, or $51.1 per hour.