Solution Architect – Digital Thread (Ontology)

PeopleTec is currently seeking a Solution Architect DigitalThread(Ontology) to support our Huntsville AL location.

PeopleTecis hiring an Ontology Architect to design and govern the ontology ecosystem that anchors the digital thread for our Digital Test Environment. This role owns the linked-data foundationthe ontologiestriplestore and validation logic that makes the digital thread an Authoritative Source of Truth across mission system and test layers.

Responsibilities:

• Design build and govern the ontology stack (top-level mid-level and domain ontologies) in OWL extending Basic Formal Ontology (BFO) and the Common Core Ontologies (CCO).
• Define the linked-data architecture:triplestorerepository structure (e.g.StardogorGraphDB) IRI/namespace conventions ontology versioning and import/dependency management.
• Establish the alignment betweenSysMLmodel elements and ontology classes via stereotypes tags and metadata supporting the Mission and System of Analysis (MSoA) and Assessment Flow Diagram (AFD) patterns.
• Build the Semantic System Verification Layer (SSVL): Open World (OWL/DL) reasoning Closed World (SHACL) validation and graph-based well-formedness checks.
• Author SPARQL queries and reasoning rules that drive Decision dashboards Digital Thread Impact Analysis andtradespacevisualization.
• Define ontology governance modeling conventions vetting reuse principles and onboarding guidance for engineering teams.
• Partner with the Integration Architect and tool proxy developers to ensure ontology-aligned data exchange across MBSE CAD/PLM simulation and test tools.

Required Skills/Experience:

• 7 years in systems engineering knowledge representation or digital engineering withdemonstratedontology development on complex engineered systems.
• Hands-onexpertisewith OWL RDF/RDFS SPARQL SHACL and ontology editing in Protégé.
• Working knowledge of BFO and CCO (or equivalent top-level/mid-level ontology stacks).
• Experience with at least onetriplestore(StardogGraphDBFuseki or similar) and OWL reasoners.
• Working knowledge of MBSE inMagicDraw/Cameo andSysML sufficient to align model elements with ontology classes.
• Programmingproficiencyin Python (preferred) for ontology tooling SPARQL automation and validation pipelines.
• Must be a U.S. Citizen
• An active DoD Secret clearance is required to perform this work. Candidates are required to have an active Secret clearance upon hire (or the able to obtain) and the ability to maintain this level of clearance during their employment.

Education Requirements:

• Bachelors degree in a relevant field (Systems Engineering Computer Science Information Science Philosophy/Logic or similar).

Desired Skills:

• Direct experience withIoIF DEFII or comparable semantic data broker implementations.
• Active U.S. DoD SECRET TOP SECRET or TS/SCI clearance.
• Familiarity withopenCAESARand the Ontological Modeling Language (OML).
• Familiarity withSysMLv2 and its API/services.
• Familiarity with DoDI 5000.97 the DoD Digital Engineering Strategy and ITAR/EAR.
• Ontology governance experience (OBO Foundry-style practices FAIR data).
• Advanced degree in a related STEM field.

People First. Technology Always.

PeopleTec Inc. is an employee-owned small business founded in Huntsville AL that provides exceptional customer support by employing and retaining a highly skilled workforce.

Culture: The name PeopleTec was deliberately chosen to remind us of our core value system - our people. Our companys foundation was built on placing our employees and customers first. With an award-winning atmosphere we have matured into a company that boasts the best and brightest across multiple technical fields.

Career: At PeopleTec we value your long-term goals. Whether its through our continuing-education opportunities our robust training programs or our People First benefits package PeopleTec truly believes that our best investments are our people.

Come Experience It.

#cjpost #dpost

EEO Statement

PeopleTec Inc. is an Equal Employment Opportunity employer and provides reasonable accommodation for qualified individuals with disabilities and disabled veterans in its job application procedures. If you have any difficulty using our online system and you need an accommodation due to a disability you may use the following email address and/or phone number (256.319.3800) to contact us about your interest in employment with PeopleTec Inc.

All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin age genetic information citizenship ancestry marital status protected veteran status disability status or any other status protected by federal state or local law. PeopleTec Inc. participates in E-Verify.