Johns Hopkins Applied Physics Laboratory
Laurel, Maryland

Senior Ontologist (TS/SCI cleared)

Onsite$105,000 - $290,000/yrPosted Jun 10, 2026Top Secret/SCI

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Job details

Location
Laurel, Maryland
Work type
Onsite
Compensation
$105,000 - $290,000/yr
Clearance
Top Secret/SCI
Posted
Jun 10, 2026
Apply on
careers.jhuapl.edu

About this role

Master's in a relevant field, proficiency with OWL/RDFs/RDF and SPARQL, Python, ontology editors/packages, experience building domain ontologies, strong communication and analytical skills, and active TS/SCI clearance with poly eligibility (U.S. citizenship).

What you'll do at Johns Hopkins Applied Physics Laboratory:

  • building ontologies
  • reviewing content
  • engaging stakeholders

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About Johns Hopkins Applied Physics Laboratory

Johns Hopkins Applied Physics Laboratory
Laurel, Maryland