Senior Ontology & Knowledge Graph Engineer (TS/SCI)

MAXAR TECHNOLOGIES, INC.; Herndon (VA); On-site; USD 140,000 - 206,000; Full time

Benefits offered by this job

401(k) with company match

Mental health resources

Student loan repayment assistance

Adoption reimbursement

Pet insurance

Job summary

Vantor seeks a Senior Developer to design, develop, and maintain mission-critical software supporting Object-Based Intelligence. You will create secure, scalable services and APIs, leverage knowledge graphs and semantic data with RDF/OWL/SPARQL, and work with ontology engineers and Government stakeholders in an Agile DevSecOps environment.

You will contribute to CI/CD pipelines, containerized deployments, and cloud-native solutions (AWS/Azure/OpenShift) while mentoring junior developers and

Qualifications

• Must have a U.S. citizenship with active TS/SCI clearance.
• Minimum 10 years of software development experience and an advanced degree, or 15 years with a bachelor's.
• Experience building enterprise software using OO languages (Java, Python, C#).
• Experience with RESTful APIs, microservices, and distributed apps.
• Experience integrating with relational/graph databases and enterprise data platforms.

Responsibilities

• Design, develop, test, deploy, and maintain enterprise applications for Object-Based Intelligence missions.
• Build scalable backend services, RESTful APIs, and user-facing apps.
• Implement Semantic Web tech (RDF/OWL/SPARQL) for data integration and search.
• Collaborate with engineers and Government stakeholders in an Agile DevSecOps setting.
• Develop secure, containerized apps and integrate with databases and messaging systems.

Skills

Java

Python

C#

RESTful APIs

Microservices

Agile

CI/CD

Semantic Web

Knowledge graphs

Semantic databases

Messaging systems

Education

Advanced degree or 15 years experience with a bachelor's degree

Tools

Docker

Kubernetes/OpenShift

AWS

Azure

OpenShift

Job description

Vantor seeks a Senior Developer to design, develop, and maintain mission-critical software supporting Object-Based Intelligence. You will create secure, scalable services and APIs, leverage knowledge graphs and semantic data with RDF/OWL/SPARQL, and work with ontology engineers and Government stakeholders in an Agile DevSecOps environment.

You will contribute to CI/CD pipelines, containerized deployments, and cloud-native solutions (AWS/Azure/OpenShift) while mentoring junior developers and