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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 ...

Quiet Professionals LLC

Ontologist

Tampa, FL · On-site

$108K - $129K/yr

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

Oran, Inc.

Healthcare Ontologist

Herndon, VA · On-site

$17.50 - $22/hr

Experience Required 8+ Years Position Overview We are seeking a Healthcare Ontologist to develop and manage biomedical ontologies, taxonomies, semantic frameworks, and controlled vocabularies ...

Black Canyon Consulting

Lead Ontologist

Bethesda, MD · Remote

Overview Black Canyon Consulting (BCC) is working with our partner Knowledge3 (knowledge3.ai) to search for a Lead Ontologist supporting the delivery of knowledge-first systems for one of our joint ...

Black Canyon Consulting

Lead Ontologist

Bethesda, MD · On-site

Overview Black Canyon Consulting (BCC) is working with our partner Knowledge3 (knowledge3.ai) to search for a Lead Ontologist supporting the delivery of knowledge-first systems for one of our joint ...

Base-2 Solutions, LLC

Ontologist

$133K - $170K/yr

Yes Position Summary Base-2 Solutions is seeking an Ontologist to support USSOUTHCOM J26 ENHANCED DOMAIN AWARENESS task order. This is a rewarding and impactful opportunity with anticipated award and ...

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 ...

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 ...

Oran Inc

Healthcare Ontologist

Herndon, VA

$17.50 - $22/hr

Experience Required 8+ Years Position Overview We are seeking a Healthcare Ontologist to develop and manage biomedical ontologies, taxonomies, semantic frameworks, and controlled vocabularies ...

Oran Inc

Healthcare Ontologist

Herndon, VA

$17.50 - $22/hr

Experience Required 8+ Years Position Overview We are seeking a Healthcare Ontologist to develop and manage biomedical ontologies, taxonomies, semantic frameworks, and controlled vocabularies ...

Nalley Consulting

Ontologist - Sr

Doral, FL · On-site

$117K - $154K/yr

Ontologist LCAT: Senior Location: SOUTHCOM HQ, Doral, FL / Off-site Office: U.S. SOUTHERN COMMAND J2 Required clearance: No Required education: Master's degree or higher (e.g., Ph.D.) in Computer ...

Nalley Consulting

Ontologist - Sr

Miami, FL · On-site

$117K - $154K/yr

Ontologist LCAT: Senior Location: SOUTHCOM HQ, Doral, FL / Off-site Office: U.S. SOUTHERN COMMAND J2 Required clearance: No Required education: Master's degree or higher (e.g., Ph.D.) in Computer ...

Amazon

Ontologist, Product Knowledge

Seattle, WA

As an Ontologist, you work on a global team of knowledge builders to deliver world-class, intuitive, and comprehensive taxonomy and ontology models to optimize product discovery for Amazon web and ...

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How much do ontologist jobs pay per hour?

As of Jun 16, 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 jobs pay $2000 a day?

High-paying jobs that can reach $2000 a day often include specialized roles such as senior consultants, surgeons, or experienced software engineers, especially in consulting firms, healthcare, or technology sectors. These positions typically require advanced skills, certifications, or extensive experience, and may involve freelance or contract work with high hourly rates. Such roles are usually found in industries with high demand for expertise and often require a strong professional reputation.

What are the typical daily responsibilities of an Ontologist in a corporate environment?

As an Ontologist, your daily tasks often involve collaborating with data engineers, subject matter experts, and software developers to design, implement, and refine ontologies that help structure complex data. You’ll spend time modeling relationships between data entities, maintaining and updating knowledge graphs, and ensuring consistency across information systems. Regular meetings and documentation are key parts of the workflow, as they help align ontological frameworks with business goals and user needs. The work environment is generally collaborative and project-driven, offering a mix of independent research and teamwork opportunities.

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

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 to become an Ontologist?

To become an ontologist, typically a candidate needs a bachelor's degree in computer science, philosophy, or a related field, followed by specialized training or a master's degree in knowledge representation, semantic web, or ontology engineering. Gaining experience with ontology development tools like Protégé and understanding of formal logic and data modeling are also important. Certifications in semantic technologies can enhance job prospects in this field.

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 job makes $10,000 a month without a degree?

An ontologist typically does not earn $10,000 a month without a degree, as the role often requires specialized knowledge in knowledge representation and domain expertise. However, some high-paying freelance or consulting roles in data management, AI, or knowledge engineering can reach that income level with experience and skills, often without formal degrees but with strong technical proficiency and certifications. These roles usually involve working with semantic technologies, ontologies, or AI tools in a flexible schedule environment.

What is the job description of an Ontologist?

An Ontologist develops and maintains formal representations of knowledge within a specific domain, creating ontologies that define concepts, relationships, and rules. They often use tools like Protégé and require skills in logic, semantic modeling, and data integration to ensure accurate and consistent data organization.
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Ontologist jobs near you
Ontologist

Ontologist

Prescient Edge

Doral, FL • On-site

Full-time

Medical, Dental, Vision, Retirement

Posted 17 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.
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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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