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Semantic Web Jobs (NOW HIRING)

BasisPath, Inc.

Semantic Knowledge Graph Engineer

Chantilly, VA · On-site

$99.80K - $136.70K/yr

Strong understanding of semantic web standards (RDF, OWL, SHACL). * Experience deploying and maintaining applications in classified or air-gapped environments . Desired Qualifications: * Experience ...

TetraScience

Data & Semantic Model Architect

$65.25 - $84/hr

Deep, hands-on expertise with semantic web standards (RDF, OWL, SHACL, SPARQL) and property graph concepts (LPG). Requirements * 7+ years of experience in data architecture, informatics, or technical ...

Govini

Knowledge Engineer

Pittsburgh, PA · On-site

... semantic web standards (OWL, RDF, SKOS, SPARQL) • Proven ability to collaborate with technical and non-technical stakeholders to translate requirements into semantic models Preferred : • ...

HCLTech

Knowledge Graph Architect

San Jose, CA · On-site

... and semantic web technologies. • Collaborate with engineering, governance, architecture, and AI teams to deliver scalable and governed semantic data solutions. Qualifications : Required : • ...

New

Burtch Works

Knowledge Engineer

Pittsburgh, PA · On-site

... of semantic web standards including OWL, RDF, SKOS, and SPARQL • Ability to translate business and technical requirements into semantic models • Strong communication and collaboration skills ...

Squirro

Knowledge Graph Engineer

New York, NY · On-site

In-depth knowledge of semantic web standards (RDF, SKOS, OWL, SPARQL) * Familiarity with graph databases, particularly RDF graph databases * Familiarity with Large Language Models (LLMs) and ...

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How much do semantic web jobs pay per hour?

As of May 29, 2026, the average hourly pay for semantic web in the United States is $59.01, according to ZipRecruiter salary data. Most workers in this role earn between $51.20 and $66.83 per hour, depending on experience, location, and employer.

What is a Semantic Web job?

A Semantic Web job involves working with technologies that enhance data interoperability and meaning on the web. Professionals in this field use standards like RDF, OWL, and SPARQL to structure and link data, making it machine-readable and semantically rich. Roles may include developing knowledge graphs, ontologies, and linked data applications to improve search, AI, and data integration. These jobs are common in industries like AI, research, and enterprise data management.

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

To thrive in a Semantic Web role, you need a strong background in computer science, expertise in data modeling, ontologies, and RDF/OWL, often supported by a relevant degree. Familiarity with semantic technologies such as SPARQL, Protégé, and graph databases, as well as certifications in linked data or Semantic Web technologies, is highly beneficial. Strong analytical thinking, problem-solving skills, and the ability to work effectively in interdisciplinary teams are standout soft skills. These abilities are crucial for designing, implementing, and maintaining systems that enable smarter data integration and retrieval across complex datasets.

What are the typical daily responsibilities of a Semantic Web professional?

A Semantic Web professional typically spends their day designing semantic data models, developing ontologies, and implementing standards like RDF and OWL to structure and link complex information. You may work closely with data scientists, software engineers, and subject matter experts to ensure data interoperability and support knowledge-driven applications. Tasks often include writing SPARQL queries, integrating heterogeneous data sources, and collaborating on system architecture or solution design. This role frequently involves staying updated with the latest Semantic Web standards and tools, ensuring that data solutions are robust, scalable, and aligned with organizational needs.
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Semantic Web jobs near you
Software Engineer

Software Engineer

Radiance Technologies

San Antonio, TX

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 3 days ago

Job description

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies in the Defense/Aerospace market. Employee ownership, generous 401K, full health/dental/life/vision insurance benefits, interesting assignments, educational reimbursement, competitive salaries and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed.

We are searching for a talented Software Engineer/Developer to join our team supporting the Joint Electromagnetic Warfare Center (JEWC). We are looking for an experienced developer to work with a diverse team of software engineers, data scientists, and analysts to support the integration of semantic web technologies into the SaaS portal, enabling advanced data querying, relationship mapping, and knowledge graph construction. Must have demonstrated expertise in SPARQL query development and graph database technologies (e.g., RDF, OWL, or similar). Regular progress updates and rigorous testing documentation will be required.

Key Responsibilities:

  • Collaborate with government stakeholders to meet technical and operational objectives.
  • Participate in all phases of the software development lifecycle using Agile or other industry standard methodologies.

Required Skills:

  • Bachelor's degree or higher in Computer Science, Software Engineering, or related STEM field.
  • Semantic Web Technologies
    • SPARQL query development
    • Resource Description Framework (RDF)
    • Ontology Web Language (OWL)
    • Experience constructing and querying knowledge graphs
  • Graph Database experience
    • Hands-on experience with graph databases (e.g. GraphDB, Stardog, Neo4j with RDF plugins, or similar triple stores)
  • Software Development
    • Proficiency in software languages used with semantic web tools (e.g., Python, Java, JavaScript, C#)
  • Data Integration and ETL
    • Experience ingesting, transforming, and linking disparate data sources into graph structures
    • Ability to develop data pipelines that support semantic enrichment and ontology-driven modeling
  • Strong communication and organizational skills.
  • U.S. citizenship.

Required Experience:

  • Active TS Clearance with ability to receive SCI.
  • Minimum of 5 years' experience in software engineering or related field.
  • Minimum of 5 years' experience with software development lifecycle and methodologies.
  • Prior experience in SPARQL query development and graph database technologies (e.g., RDF, OWL, or similar).
  • Prior experience supporting the integration of semantic web technologies into the SaaS portal, enabling advanced data querying, relationship mapping, and knowledge graph construction.
  • Familiarity with software ontology and triple-store databases.
  • Familiarity with building HTTP-based web services using a framework such as JavaScript, Java Spring Boot, etc.
  • Familiarity with source management repositories such as: Git (GitLab, GitHub, or bare Git), Apache Subversion, or BitBucket.

Desired Qualifications:

  • Active TS/SCI clearance.
  • Experience supporting Department of Defense or Electromagnetic Spectrum Operations (EMSO) programs.
  • Familiarity with secure software development practices.
  • Familiarity with data description languages such as: XML, YAML, JSON, and JSON-LD for data exchange, configuration, or API integration.

Radiance Technologies is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

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