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Linked Data information

What is linked data?

Linked Data refers to a method of publishing structured data on the web so that it can be easily connected and queried across different sources. It uses standard web technologies such as HTTP, RDF, and URIs to enable data from different domains to be linked and integrated. This approach allows for greater interoperability and discoverability of information, making it easier to build applications that use data from diverse sources. Linked Data plays a key role in the Semantic Web, supporting more intelligent and context-aware web services.

What are some common challenges faced when working as a linked data specialist, and how can they be addressed?

Linked Data specialists often encounter challenges such as integrating heterogeneous data sources, ensuring data quality, and maintaining semantic consistency across datasets. Addressing these issues typically involves using established ontologies, adhering to best practices in RDF modeling, and collaborating closely with domain experts and data owners. Regular team meetings and documentation help ensure consistency, while leveraging open standards and validation tools can minimize errors and incompatibilities.

What are the key skills and qualifications needed to thrive as a linked data specialist, and why are they important?

To thrive as a Linked Data Specialist, you need a solid background in data modeling, semantic web technologies, and knowledge of standards like RDF and SPARQL, often supported by a degree in computer science or information science. Familiarity with tools such as Protégé, triple stores (e.g., Apache Jena, Virtuoso), and ontology editors, as well as experience with web data integration, is typically required. Strong analytical thinking, attention to detail, and effective communication skills help distinguish top performers in this role. These skills enable accurate data linking, interoperability, and the development of robust, reusable semantic data solutions across organizations.

What is the difference between Linked Data vs Data Analyst?

AspectLinked DataData Analyst
Required CredentialsKnowledge of RDF, SPARQL, ontologiesBachelor's in statistics, data science, or related field
Work EnvironmentSemantic web projects, data integration, knowledge graphsData interpretation, reporting, business insights
Employer & Industry UsageTech, research, semantic web companiesFinance, marketing, healthcare, various industries
Search & Comparison IntentUnderstanding semantic data structuresAnalyzing and interpreting data sets

While both roles involve working with data, Linked Data focuses on structuring and connecting data using semantic web technologies, whereas Data Analysts interpret data to provide business insights. The roles differ in tools, environment, and objectives but share a common goal of leveraging data effectively.

More about Linked Data jobs

What job categories do people searching Linked Data jobs look for?

The top searched job categories for Linked Data jobs are:

Linked Data jobs near you
Infographic showing various Linked Data job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 84% Full Time, 11% Part Time, and 4% Contract. Highlights an 86% Physical, 4% Hybrid, and 10% Remote job distribution.

Functional Expert/Systems Expert

Stahl Companies

Bethesda, MD • On-site

Contractor

Re-posted 27 days ago

Job description

Description
Functional Expert/Systems Expert

WHO WE ARE:

STAHL Companies provides the Program Management for its Channel of Commercial Technology companies in Government that consist of Small Businesses and New Technology start-ups.
STAHL advocates for policies that can improve government services and maintain our government's competitive advantage, by bringing more technology into government programs.
STAHL Companies advocates on behalf of our nation's innovative, new technology and small businesses looking to work with the U.S. government. We do this by aligning the voice of our small business members with advocacy for change in federal policy that will make the government market more accessible to small businesses and the commercial technology ecosystem.
The Channel's founding Technical Board Members include former government leaders and IT executives passionate about bringing best-of-breed technology to the government.
We are seeking a skilled and experienced Functional Expert/Systems Expert to join our team!

Responsibilities:
·         Performs as a consultant in highly specialized information technologies and methodologies. 
·         Provides highly technical and specialized guidance concerning automated solutions to complex information processing problems. 
·         Performs complex analyses and studies. 
·         Prepares reports and gives presentations. 
·         Capable of configuring, managing and updating MEME5 software, performing source inversions, source insertions, UMLS updates, updating QA scripts, exporting to RRF and converting RRF for loads to the NCI Metathesaurus are needed. 
·         Prior experience with running and managing a MEME5 production cycle is very important, as this is the production software in use for NCI Metathesaurus. 
·         For NCI Thesaurus participate in studies and analyses related to planning and feasibility of major systems acquisition, planning and feasibility of major systems modification, analysis of alternatives for selection of systems, develop functional hardware and software specifications, analysis of general system security issues, development of prototype systems; development of configuration or other scripts, general design or redesign of computer systems, testing/evaluation of new software for potential production use. 
·         Responsible for delivery of services consistent with established standard of quality. Familiarity with description logic software tools, the Semantic Web, e.g. RDF and linked data, Web Ontology Language (OWL2), and experience configuring client/server Java systems and web applications are desirable. 
·         Ability to produce and run scripts and reports, and be able to interface with DBAs, QA specialists, software developers, and other systems experts is required. 
·         Working knowledge of Triplestore database technology, administrative tools, and SPARQL query language to load and maintain the NCIt data in the EVS terminology server is desired. 
·         Ability to work with the software development team in processing and configuring the EVS search engine (Elasticsearch) indexing mechanism in a cloud-based environment is required. 
 
Qualifications:
An advanced degree in computer science, information systems, engineering, business, library sciences, or other related scientific or technical discipline and a minimum of ten (10) years of directly related successful, progressive professional experience

*Position is contingent upon award.
Work Location: NCI Location, USA
To know more about the company, visit Stahl Companies (stahlusa.us)

Key Responsibilities
·         Performs as a consultant in highly specialized information technologies and methodologies. 
·         Provides highly technical and specialized guidance concerning automated solutions to complex information processing problems. 
·         Performs complex analyses and studies. 
·         Prepares reports and gives presentations. 
·         Capable of configuring, managing and updating MEME5 software, performing source inversions, source insertions, UMLS updates, updating QA scripts, exporting to RRF and converting RRF for loads to the NCI Metathesaurus are needed. 
·         Prior experience with running and managing a MEME5 production cycle is very important, as this is the production software in use for NCI Metathesaurus. 
·         For NCI Thesaurus participate in studies and analyses related to planning and feasibility of major systems acquisition, planning and feasibility of major systems modification, analysis of alternatives for selection of systems, develop functional hardware and software specifications, analysis of general system security issues, development of prototype systems; development of configuration or other scripts, general design or redesign of computer systems, testing/evaluation of new software for potential production use. 
·         Responsible for delivery of services consistent with established standard of quality. Familiarity with description logic software tools, the Semantic Web, e.g. RDF and linked data, Web Ontology Language (OWL2), and experience configuring client/server Java systems and web applications are desirable. 
·         Ability to produce and run scripts and reports, and be able to interface with DBAs, QA specialists, software developers, and other systems experts is required. 
·         Working knowledge of Triplestore database technology, administrative tools, and SPARQL query language to load and maintain the NCIt data in the EVS terminology server is desired. 
·         Ability to work with the software development team in processing and configuring the EVS search engine (Elasticsearch) indexing mechanism in a cloud-based environment is required.