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Ontology Jobs (NOW HIRING)

PeopleTec, Inc.

Ontology Engineer

Huntsville, AL · On-site

PeopleTec is seeking an Ontology Engineer to support the design and governance of an ontology ecosystem underpinning a digital engineering / digital thread effort at our Huntsville, AL location. This ...

Enterprise Knowledge

Ontology Consultant

Arlington, VA · Remote

$110K - $150K/yr

This individual will lead ontology design and implementation in support of dynamic and fast-paced semantic solutions for a range of commercial and federal clients. In addition to delivering ontology ...

PeopleTec, Inc.

Ontology Engineer

Huntsville, AL

PeopleTec is currently seeking an Ontology Engineer to support our Huntsville, AL location. PeopleTec is seeking an Ontology Engineer to support the design and governance of an ontology ecosystem ...

PeopleTec, Inc.

Ontology Engineer

Huntsville, AL

PeopleTec is seeking an Ontology Engineer to support the design and governance of an ontology ecosystem underpinning a digital engineering / digital thread effort at our Huntsville, AL location. This ...

Enterprise Knowledge

Ontology Consultant

Arlington, VA · On-site +1

$110K - $150K/yr

This individual will lead ontology design and implementation in support of dynamic and fast-paced semantic solutions for a range of commercial and federal clients. In addition to delivering ontology ...

The Talent Mine

Ontology Engineer

Dallas, TX

The Ontology Engineer will be a key contributor to the client's AI & Emerging Technology team, responsible for designing semantic data models, ontologies, and knowledge graphs that serve as the ...

The Talent Mine

Ontology Engineer

Dallas, TX

The Ontology Engineer will be a key contributor to the client's AI & Emerging Technology team, responsible for designing semantic data models, ontologies, and knowledge graphs that serve as the ...

Programmers.io

Ontology Business Consultant

Tampa, FL · On-site

Ontology Consultant: • Titles: Ontologist, Ontology Engineer, Semantic Data Modeler, Knowledge Graph Engineer, Semantic Modeler Lead, Ontology Consultant. • Tech stack: RDF, OWL, SHACL, SPARQL ...

Hirekeyz Inc

Java- Ontology

Princeton, NJ · On-site

$54.25 - $74.50/hr

Title: Ontology (Java) Location: Princeton, NJ(5 Days Onsite) Position Type: Full Time Must Have Skills: * RDF (Resource Description Framework) * OWL (Web Ontology Language) * SHACL (Shapes ...

Tiger Analytics Inc.

Ontology Architect

We are looking for an Ontology Architect to lead high-impact applied Engineering and analytics initiatives. This role combines deep technical expertise, strong experimentation rigor, and business ...

NTT DATA Services

Ontology Expert - Remote

Dallas, TX · Remote

Ontology Expert - Healthcare AI Solutions Day to Day job Duties: (what this person will do on a daily/weekly basis) Role Summary We are seeking an experienced Ontology Expert to design, develop, and ...

Capital One

Manager, Ontology & Data Modeling

New York, NY

$60 - $77.75/hr

Manager, Ontology & Data Modeling The role of the Manager of Ontology and Data Modeling is to develop, implement, and maintain enterprise ontologies in support of Capital One's Data Strategy. The ...

Capital One

Manager, Ontology & Data Modeling

Mclean, VA · On-site

$55.25 - $71.75/hr

Manager, Ontology & Data Modeling The role of the Manager of Ontology and Data Modeling is to develop, implement, and maintain enterprise ontologies in support of Capital One's Data Strategy. The ...

Capital One

Manager, Ontology & Data Modeling

Mclean, VA

$55.25 - $71.75/hr

Manager, Ontology & Data Modeling The role of the Manager of Ontology and Data Modeling is to develop, implement, and maintain enterprise ontologies in support of Capital One's Data Strategy. The ...

Capital One

Manager, Ontology & Data Modeling

Chicago, IL

$56.50 - $73.25/hr

Manager, Ontology & Data Modeling The role of the Manager of Ontology and Data Modeling is to develop, implement, and maintain enterprise ontologies in support of Capital One's Data Strategy. The ...

Capital One

Manager, Ontology & Data Modeling

Richmond, VA

$54.25 - $70.25/hr

Manager, Ontology & Data Modeling The role of the Manager of Ontology and Data Modeling is to develop, implement, and maintain enterprise ontologies in support of Capital One's Data Strategy. The ...

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How much do ontology jobs pay per hour?

As of Jul 27, 2026, the average hourly pay for ontology in the United States is $19.35, according to ZipRecruiter salary data. Most workers in this role earn between $15.87 and $21.15 per hour, depending on experience, location, and employer.

What is job description ontology?

A job description ontology is a structured framework that models the concepts, skills, responsibilities, and qualifications associated with a specific job role. It helps in standardizing job descriptions, improving job matching, and supporting HR analytics by using formal representations such as taxonomies and semantic relationships. Professionals working with ontologies often utilize tools like OWL or RDF to develop and manage these models.

What jobs make $3,000 a month without a degree?

For roles related to ontology or data management, entry-level positions such as data annotator, content reviewer, or administrative assistant can sometimes pay around $3,000 monthly without requiring a degree. These jobs often focus on skills like attention to detail, basic computer literacy, and familiarity with data tools, and may be found in tech, research, or administrative environments.

What does ontology work?

Ontology work involves developing and managing structured frameworks that define the relationships and categories within a specific domain of knowledge. It requires skills in knowledge representation, semantic modeling, and often uses tools like Protégé or OWL to create and maintain ontologies for data integration, AI, or information systems.

What are the typical daily responsibilities of an Ontology Specialist?

As an Ontology Specialist, your daily tasks often involve designing and maintaining domain ontologies, collaborating with subject matter experts to capture and model knowledge, and working closely with data engineers and software developers to implement semantic solutions. You may also be responsible for updating and optimizing existing ontologies, conducting quality checks to ensure data consistency, and documenting changes for team reference. Additionally, participating in meetings to gather new requirements or resolve data integration challenges is common. This role requires a balanced mix of independent technical work and active communication with various stakeholders to ensure semantic models meet both technical and business objectives.

What are the key skills and qualifications needed to thrive in the Ontology position, and why are they important?

To excel as an Ontology Specialist, you need a strong background in information science, semantic modeling, and data analysis, often supported by a degree in computer science or related fields. Familiarity with ontology development tools like Protégé, knowledge of OWL/RDF/SPARQL, and experience with database management systems are highly valuable. Strong analytical thinking, attention to detail, and effective communication skills are crucial for bridging technical concepts with business needs. These skills ensure precise structuring of complex data, effective interdisciplinary collaboration, and the creation of robust, scalable ontology solutions.

What is an Ontology job?

An Ontology job involves designing, developing, and managing structured frameworks that define relationships between concepts in a specific domain. Ontologists work with knowledge representation, semantic data modeling, and taxonomies to improve data interoperability and retrieval. They often collaborate with data scientists, engineers, and domain experts to ensure accurate and meaningful data organization.

What are the positions of ontology?

Ontology professionals typically hold roles such as Ontology Engineer, Ontology Developer, or Knowledge Engineer, focusing on designing, developing, and maintaining formal representations of knowledge. These positions often require skills in semantic modeling, data integration, and tools like OWL or Protégé, and may involve collaboration with data scientists and domain experts.
More about Ontology jobs
What cities are hiring for Ontology jobs? Cities with the most Ontology job openings:
What are the most commonly searched types of Ontology jobs? The most popular types of Ontology jobs are:
What states have the most Ontology jobs? States with the most job openings for Ontology jobs include:
What job categories do people searching Ontology jobs look for? The top searched job categories for Ontology jobs are:
Ontology jobs near you
Infographic showing various Ontology job openings in the United States as of July 2026, with employment types broken down into 100% Contract. Highlights an 100% In-person job distribution, with an average salary of $40,251 per year, or $19.4 per hour.
Ontology Engineer

Ontology Engineer

PeopleTec, Inc.

Huntsville, AL • On-site

Full-time

Posted 19 days ago

Job description

Opportunity
PeopleTec is currently seeking an Ontology Engineer to support our Huntsville, AL location.
PeopleTec is seeking an Ontology Engineer to support the design and governance of an ontology ecosystem underpinning a digital engineering / digital thread effort at our Huntsville, AL location. This role will design and maintain ontologies that allow data from multiple engineering tools and disciplines to be represented consistently, enabling traceability and interoperability across the engineering lifecycle.
Responsibilities:
  • Design, build, and maintain ontologies in OWL, extending Basic Formal Ontology (BFO) and the Common Core Ontologies (CCO), to represent engineering concepts across multiple disciplines and domains.
  • Maintain namespace and identifier conventions, modular organization of ontology content, versioning, and dependency relationships between ontology modules
  • Establish conventions for aligning model elements from MBSE tools (e.g., Cameo/MagicDraw, SysML) and other engineering tools with ontology classes, supporting consistent semantic tagging across tools.
  • Develop validation logic (e.g., SHACL or equivalent schema validation) and apply reasoning to check ontology consistency and data conformance.
  • Author queries (e.g., SPARQL or equivalent) to support traceability, impact analysis, and reporting needs.
  • Define and document ontology governance practices: modeling conventions, review and approval processes, reuse principles, and onboarding guidance for engineering teams and tool integrators.
  • Collaborate with systems engineers, software developers, and tool integration teams to ensure ontologies meet practical, real-world data exchange needs across MBSE, PLM, simulation, and other engineering tools.
  • Communicate ontology design decisions and tradeoffs clearly to technical and non-technical stakeholders.

Qualifications
Required Skills/Experience:
  • 10-15 years in systems engineering, knowledge representation, or digital engineering, with demonstrated ontology development on complex engineered systems.
  • Demonstrated experience developing ontologies for complex engineered systems, with evidence of applying that work in a practical or production context.
  • Hands-on expertise with formal ontology representation (e.g., OWL/RDFS) and/or property graph schema design, along with corresponding query and validation approaches (e.g., SPARQL/SHACL, or Gremlin/Cypher and schema validation tooling).
  • Practical experience with ontology editing tools such as Protégé.
  • Working knowledge of BFO and CCO
  • Experience with at least one graph-based data store used to host ontology or linked data (e.g., a triplestore such as GraphDB, Stardog, or Apache Jena Fuseki; or a property graph database such as Neo4j or JanusGraph).
  • Working knowledge of MBSE concepts and tools (e.g., Cameo/MagicDraw, SysML) sufficient to align model data with ontology structures.
  • Programming proficiency in Python for ontology tooling, automation, and validation pipelines.
  • Strong communication skills, with the ability to translate ontology concepts for engineers and stakeholders without formal ontology backgrounds.
  • Must be a U.S. Citizen
  • An active DoD Secret clearance is required to perform this work. Candidates are required to have an active Secret clearance upon hire (or the able to obtain), and the ability to maintain this level of clearance during their employment.

Education Requirements:
  • Bachelor's degree in a relevant field (Systems Engineering, Computer Science, Information Science, Philosophy/Logic, or similar).
  • Master's or PhD in related field preferred.

Desired Skills:
  • Experience with semantic data integration or digital thread implementations in an engineering or enterprise context.
  • Active DoD Secret, Top Secret, or TS/SCI clearance.
  • Familiarity with the Ontology Modeling Language (OML) or similar model-driven ontology approaches.
  • Familiarity with SysML v2.
  • Familiarity with DoD digital engineering policy and practices (e.g., DoDI 5000.97, DoD Digital Engineering Strategy).
  • Experience with ontology governance practices
  • Experience integrating ontologies with knowledge graphs or property graph databases, in addition to triplestores.

Overview
People First. Technology Always.
PeopleTec, Inc. is an employee-owned small business founded in Huntsville, AL that provides exceptional customer support by employing and retaining a highly skilled workforce.
Culture: The name "PeopleTec" was deliberately chosen to remind us of our core value system - our people. Our company's foundation was built on placing our employees and customers first. With an award-winning atmosphere, we have matured into a company that boasts the best and brightest across multiple technical fields.
Career: At PeopleTec, we value your long-term goals. Whether it's through our continuing-education opportunities, our robust training programs, or our "People First" benefits package, PeopleTec truly believes that our best investments are our people.
Come Experience It.
#cjpost #dpost
EEO Statement
PeopleTec, Inc. is an Equal Employment Opportunity employer and provides reasonable accommodation for qualified individuals with disabilities and disabled veterans in its job application procedures. If you have any difficulty using our online system and you need an accommodation due to a disability, you may use the following email address, applicationhelp@peopletec.com and/or phone number (256.319.3800) to contact us about your interest in employment with PeopleTec, Inc.
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, genetic information, citizenship, ancestry, marital status, protected veteran status, disability status or any other status protected by federal, state, or local law. PeopleTec, Inc. participates in E-Verify.

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