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Ontologist Jobs (NOW HIRING)

Prescient Edge

Ontologist

Doral, FL · On-site

Job Title Ontologist Location Doral, FL 33122 US (Primary) Category Intelligence Job Type Full-Time Career Level Staff Education Master's Degree Travel Security Clearance Required None Prescient Edge ...

Endurion

Ontologist with Security Clearance

Tampa, FL · On-site

Ontologist Position Description Position Summary The Ontologist supports mission-critical objectives under the referenced work order by developing and maintaining ontologies, enforcing W3C standards ...

CELESTAR

Lead Ontologist - OBIQUA

Reston, VA · On-site

Celestar Corporation is seeking a Lead Ontologist to support the Defense Intelligence Agency ( DIA) under the Object Based Intelligence and Quality Assurance (OBIQUA) task order. The primary place of ...

SOSi

Ontologist

$117K - $140K/yr

SOSi is seeking an Ontologist to support mission requirements for a structured approach to further develop, integrate, and sustain a scalable, federated data ecosystem that enhances interoperability ...

SOSi

Ontologist

$117K - $140K/yr

SOSi is seeking an Ontologist to support mission requirements for a structured approach to further develop, integrate, and sustain a scalable, federated data ecosystem that enhances interoperability ...

Accenture

Knowledge Modeler / Ontologist Manager

Seattle, WA · On-site

$62.25 - $80.75/hr

You Are: We are seeking an experienced Knowledge Modeler / Ontologist to contribute to domain ontology design, governance, and delivery for enterprise knowledge graph initiatives. Working ...

Accenture

Knowledge Modeler / Ontologist Manager

Atlanta, GA · On-site

$52.75 - $68.25/hr

You Are: We are seeking an experienced Knowledge Modeler / Ontologist to contribute to domain ontology design, governance, and delivery for enterprise knowledge graph initiatives. Working ...

Accenture

Knowledge Modeler / Ontologist Manager

Dallas, TX · On-site

$54.25 - $70.25/hr

You Are: We are seeking an experienced Knowledge Modeler / Ontologist to contribute to domain ontology design, governance, and delivery for enterprise knowledge graph initiatives. Working ...

Accenture

Knowledge Modeler / Ontologist Manager

Chicago, IL · On-site

$56.50 - $73.25/hr

You Are: We are seeking an experienced Knowledge Modeler / Ontologist to contribute to domain ontology design, governance, and delivery for enterprise knowledge graph initiatives. Working ...

Accenture

Knowledge Modeler / Ontologist Manager

Miami, FL · On-site

$52.25 - $68/hr

You Are: We are seeking an experienced Knowledge Modeler / Ontologist to contribute to domain ontology design, governance, and delivery for enterprise knowledge graph initiatives. Working ...

Accenture

Knowledge Modeler / Ontologist Manager

Denver, CO · On-site

$56.25 - $73/hr

You Are: We are seeking an experienced Knowledge Modeler / Ontologist to contribute to domain ontology design, governance, and delivery for enterprise knowledge graph initiatives. Working ...

Accenture

Knowledge Modeler / Ontologist Manager

Boston, MA · On-site

$59.50 - $77.25/hr

You Are: We are seeking an experienced Knowledge Modeler / Ontologist to contribute to domain ontology design, governance, and delivery for enterprise knowledge graph initiatives. Working ...

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How much do ontologist jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for ontologist in the United States is $77.89, according to ZipRecruiter salary data. Most workers in this role earn between $77.88 and $77.88 per hour, depending on experience, location, and employer.

What does an ontologist do?

An Ontologist designs and manages structured frameworks for organizing information, such as taxonomies, ontologies, and metadata schemas. They work to ensure data is meaningfully categorized and interconnected, improving search, retrieval, and interoperability across systems. Ontologists often collaborate with data scientists, engineers, and subject matter experts to develop semantic models that enhance AI, machine learning, and knowledge management applications.

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

To thrive as an Ontologist, you need a solid background in information science, knowledge representation, and formal logic, typically supported by a degree in computer science, information systems, or a related field. Experience with semantic web technologies (such as RDF, OWL, and SPARQL), ontology management tools (like Protégé), and sometimes certification in data modeling or knowledge engineering is highly valuable. Strong analytical thinking, problem-solving abilities, and effective communication skills make an ontologist stand out. These competencies are critical for designing and maintaining data structures that improve organizational understanding, interoperability, and searchability of information.

How much do ontologists make?

Ontologists typically earn between $70,000 and $120,000 annually, depending on experience, education, and industry. Senior roles or those in specialized fields may offer higher salaries, especially with expertise in knowledge representation and ontology development tools.

How to become an ontologist?

To become an ontologist, typically a bachelor's degree in computer science, information science, philosophy, or a related field is required, often followed by specialized training or certification in ontology development and semantic technologies. Gaining experience with tools like OWL, RDF, and knowledge modeling, along with strong analytical and logical skills, is also important for this role.
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Ontologist jobs near you
Infographic showing various Ontologist job openings in the United States as of August 2026, with employment types broken down into 80% Full Time, and 20% Contract. Highlights an 60% In-person, and 40% Remote job distribution, with an average salary of $162,018 per year, or $77.9 per hour.

Ontologist

Prescient Edge

Doral, FL • On-site

Full-time

Medical, Dental, Vision, Retirement

Re-posted 22 days ago

Job description

Job Title
Ontologist
Location
Doral, FL 33122 US (Primary)
Category
Intelligence
Job Type
Full-Time
Career Level
Staff
Education
Master's Degree
Travel
Security Clearance Required
None
Job Description
Prescient Edge is seeking an Ontologist to support a Federal Government client.
Please note that the availability of this position is contingent upon contract award.
Benefits:
At Prescient Edge, we believe that acting with integrity and serving our employees is the key to everyone's success. To that end, we provide employees with a best-in-class benefits package that includes:
  • A competitive salary with performance bonus opportunities.
  • Comprehensive healthcare benefits, including medical, vision, dental, and orthodontia coverage.
  • A substantial retirement plan with no vesting schedule.
  • Career development opportunities, including on-the-job training, tuition reimbursement, and networking.
  • A positive work environment where employees are respected, supported, and engaged.

Job Requirements
Experience:
  • Minimum of 11+ years of experience in ontology development, semantic technologies.
  • Candidates should have demonstrated expertise in ontology design, semantic data modeling, and SPARQL query development, with proficiency in W3C standards (RDF, OWL, SHACL) and supporting frameworks like Basic Formal Ontology (BFO) and Common Core Ontologies (CCO).

Education:
  • Senior Ontology Experts with a master's degree or higher (e.g., Ph.D.) in Computer Science, Information Science, Artificial Intelligence, Geospatial Science, GIS, Data Science, Business Analytics, Cognitive Science, or a closely related field.

Security clearance:
  • Must be a US citizen and able to obtain a clearance.

Location:
  • Doral, Florida. (USSOUTHCOM Headquarters)

Prescient Edge is a Veteran-Owned Small Business (VOSB) founded as a counterintelligence (CI) and Human Intelligence (HUMINT) company in 2008. We are a global operations and solutions integrator delivering full-spectrum intelligence analysis support, training, security, and RD&E support solutions to the Department of Defense and throughout the intelligence community. Prescient Edge is an Equal Opportunity Employer (EEO). All applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other characteristic that is protected by law. We strive to foster equity and inclusion throughout our organization because we believe that diversity of thought is critical for creating a safe and engaging work environment while also enabling the organization's success.
Prescient Edge logo

About Prescient Edge

Sourced by ZipRecruiter

Prescient Edge is a prominent name in the global security industry, based out of McLean, VA, US. Established with the primary mission of harnessing science and technology for safety and security purposes, the company specializes in providing a wide range of products and services. This includes research and development, consulting, global operations support, intelligence evaluation, and advanced data solutions. These offerings make Prescient Edge an integral factor in national defense and commercial innovations.

Industry

Guided missile and space vehicle manufacturing

Company size

51 - 200 Employees

Headquarters location

McLean, VA, US

Year founded

2008

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