About this opportunity
BWX Technologies lists this Principal Data Engineer opportunity in oak ridge, Tennessee. Review the employer’s description below for duties, qualifications and application requirements.
Job description
BWX Technologies is seeking a Principal Data Engineer to lead semantic modeling and industrial knowledge architecture efforts for real-time operational intelligence in advanced manufacturing settings. This on-site role in Oak Ridge, Tennessee supports enterprise knowledge graphs and ontology-driven systems within a high-security DOE/NNSA environment.
Role Summary
In this position, you will design, engineer, and govern large-scale semantic data models and industrial knowledge systems. The work includes supporting enterprise knowledge graphs, ontology-driven architectures, and interoperable data foundations to enable integration across advanced manufacturing domains.
Responsibilities
Design semantic data models and ontologies for unified interpretation of industrial data across chemical, aerospace, automotive, and high-throughput manufacturing sectors.
Develop enterprise knowledge graph components using OWL , RDF , RDFS , SKOS , SHACL , and SPARQL .
Build unified namespaces aligned with ISA-95 and W3C standards to support cross-system interoperability.
Architect scalable storage solutions including time-series databases , knowledge graphs , and lakehouse systems .
Engineer pipelines to ingest, reconcile, and contextualize structured, semi-structured, streaming, and unstructured data.
Apply governance practices including versioning, modularization, URI strategies, and quality gates.
Map relational models into semantic representations using R2RML and RML .
Support AI/ML and simulation teams by embedding semantic models into analytics and automation workflows.
Lead workshops with SMEs to define domain concepts, modeling requirements, and competency questions.
Implement data quality controls, lineage, validation frameworks, and anomaly detection.
Develop reusable frameworks for units modeling, hierarchical structures, identifier normalization, and event modeling.
Mentor engineering teams and contribute to enterprise data modernization strategies.
Maintain semantic specifications, governance artifacts, workflows, and compliance documentation.
Participate in DOE/NNSA audits, reviews, and inspections.
Required Qualifications
Bachelor’s degree in Engineering, Physics, Computer Engineering, Information Science, Computer Science, or a related STEM field.
Minimum 5 years of experience in data engineering, semantic modeling, ontology design, or knowledge graph development.
Experience designing ontologies using OWL , RDF , RDFS , SKOS , SHACL , and SPARQL .
Hands‑on experience with pipelines for structured, semi-structured, streaming, and unstructured data.
Experience integrating OT/IoT, edge devices, and SCADA systems into unified data environments.
Strong knowledge of data architecture principles and modern storage paradigms.
Proficiency in Python , Java , or Scala .
Familiarity with cloud platforms and Kubernetes .
Understanding of semantic governance and lifecycle management.
Must be a U.S. citizen with ability to obtain and maintain a DOE Q clearance .
Must be able to obtain and maintain a DOE security clearance .
Preferred Qualifications
Master’s degree in Engineering, Computer Science, Robotics, Information Science, or related field.
Experience in automotive, aerospace, chemical, or high-throughput manufacturing sectors.
Consulting or enterprise-scale modernization experience.
Experience with Unified Namespace, data mesh/fabric, and graph-enabled AI frameworks.
Familiarity with Databricks, Snowflake, or AWS analytics.
Experience with semantic modularization, versioning, and interoperability.
Experience leading global engineering teams.
Technologies
OWL, RDF, RDFS, SKOS, SHACL, SPARQL
ISA-95, W3C
Time-series databases, knowledge graphs, lakehouse systems
R2RML, RML
Python, Java, Scala
Kubernetes, cloud platforms
OT/IoT, edge devices, SCADA systems
Compensation
Pay: $86,450 - $136,000 per year (USD).
Location
On-site in Oak Ridge, Tennessee (Q Clearance Required).
Benefits
Competitive salary and benefits.
Flexible work schedules and paid time off (as applicable).
Professional development including mentorship and continuing education support.
An inclusive culture that values diverse perspectives.
Opportunities to contribute to mission-driven national security programs.
Continuous learning and training for career growth.
U.S. Citizen and Clearance / Screening
All candidates must be U.S. citizens.
Selected applicants are required to successfully complete a pre-employment check and drug screening.
The position may require the ability to obtain and maintain applicable federal eligibility requirements for access to classified/sensitive information or matter involving an extensive criminal and financial background investigation, drug test, previous employment, and reference verifications.
Federal Contractor / Health and Safety Protocols
As a federal government contractor, BWX Technologies, Inc. and any subsidiaries, affiliates and related entities comply with federal, state, and local laws and customer requirements regarding health and safety protocols.
All BWXT new hires will be required to adhere to applicable Company health and safety requirements within the workplace as a condition of employment.
Equal Employment Opportunity
BWXT is committed to the concept of Equal Employment Opportunity.
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Worksite address
oak ridge, TN, 37830, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.