This Job Vacancy has Expired!

Developer/Programmer

Posted on Oct 31, 2020 by BLH Technologies

Rockville, MD 20847
IT
Immediate Start
Annual Salary
Full-Time


BLH Technologies, Inc., an award-winning company specializing in public health, communications, technology, and safety monitoring solutions for Federal and commercial clients, is seeking a Developer/Programmer to support Federal clients, including those within the National Institutes of Health (NIH). The Developer/Programmer will work in cooperation with our clients to develop the following: a metadata database and search user interface, a metadata form entry system, documented metadata schema transforms for NIH repositories, and integrating with existing systems, architecture, processes, and security protocols.

Duties

  • Author and validate serializations of the client data model and metadata application profile
  • Working with the client data model serializing it into various formats to be determined (eg, JSON-LD, RDF/XML, SHACL, etc.) for validating and testing
  • Develop, test, and refine metadata entry and mediation forms that include linking entries to controlled vocabularies
  • Develop transformational metadata crosswalks and pipelines to facilitate the ingestion of descriptive metadata from select repositories
  • Competency in various schema/data formats and competencies in writing transforms (eg, XSLT, XQuery, etc.)
  • Experience setting up cloud-based metadata storage Back End to accommodate RDF data (eg, triplestore)
  • Develop, test, and refine Search Graphical User Interface (GUI)
  • Prior experience in implementing search/analytics on RDF data

Qualifications

  • Bachelor's degree in Computer Science, Information Technology, Mathematics, or a related field is preferred
  • Minimum of 5 years' Full time experience performing similar tasks
  • Previous experience with large, complex databases, form-entry systems, metadata, and integration of software technologies
  • Previous experience with federal government support preferred

Knowledge and Special Skills

  • Proficient in semantic web technologies, including:
    • Resource Description Framework (RDF)
    • SPARQL Protocol and RDF Query Language ( SPARQL)
    • Web Ontology Language (OWL)
    • Simple Knowledge Organization System(SKOS)
    • Compatible database technology (eg RDF triplestores)
  • Strong communication skills (written, oral, and interpersonal)
  • Must be extremely detail-oriented
  • Must be a critical thinker with ability to assimilate and convey complex information in plain language, tailored to different audiences
  • Ability to multitask and set priorities to meet deadlines



Reference: 988957336

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