Top 1 Java portal developer Jobs in San Antonio, Tx

Software Engineer
Radiance Technologies —San Antonio, TX
- Full-time
- Computer science
- Computer Science
- 5 years
- Dental insurance
- 401(k)
14d

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Software Engineer

Radiance Technologies -
San Antonio, TX

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Job Details

Full-time
14 days ago

Benefits

Dental insurance
401(k)
Tuition reimbursement
Vision insurance

Qualifications

Ontology
Version control
Software engineering
Data Integration (Data management)
Web development
OWL
Bachelor's degree
Neo4j
Implementation (software development lifecycle)
Semantic Web
Linked data
SaaS
Query management
Web services design

Full Job Description

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies in the Defense/Aerospace market. Employee ownership, generous 401K, full health/dental/life/vision insurance benefits, interesting assignments, educational reimbursement, competitive salaries and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed.

We are searching for a talented Software Engineer/Developer to join our team supporting the Joint Electromagnetic Warfare Center (JEWC). We are looking for an experienced developer to work with a diverse team of software engineers, data scientists, and analysts to support the integration of semantic web technologies into the SaaS portal, enabling advanced data querying, relationship mapping, and knowledge graph construction. Must have demonstrated expertise in SPARQL query development and graph database technologies (e.g., RDF, OWL, or similar). Regular progress updates and rigorous testing documentation will be required.

Key Responsibilities:

Collaborate with government stakeholders to meet technical and operational objectives.
Participate in all phases of the software development lifecycle using Agile or other industry standard methodologies.

Required Skills:

Bachelor’s degree or higher in Computer Science, Software Engineering, or related STEM field.
Semantic Web Technologies
- SPARQL query development
- Resource Description Framework (RDF)
- Ontology Web Language (OWL)
- Experience constructing and querying knowledge graphs
Graph Database experience
- Hands-on experience with graph databases (e.g. GraphDB, Stardog, Neo4j with RDF plugins, or similar triple stores)
Software Development
- Proficiency in software languages used with semantic web tools (e.g., Python, Java, JavaScript, C#)
Data Integration and ETL
- Experience ingesting, transforming, and linking disparate data sources into graph structures
- Ability to develop data pipelines that support semantic enrichment and ontology-driven modeling
Strong communication and organizational skills.
U.S. citizenship.

Required Experience:

Active TS Clearance with ability to receive SCI.
Minimum of 5 years’ experience in software engineering or related field.
Minimum of 5 years’ experience with software development lifecycle and methodologies.
Prior experience in SPARQL query development and graph database technologies (e.g., RDF, OWL, or similar).
Prior experience supporting the integration of semantic web technologies into the SaaS portal, enabling advanced data querying, relationship mapping, and knowledge graph construction.
Familiarity with software ontology and triple-store databases.
Familiarity with building HTTP-based web services using a framework such as JavaScript, Java Spring Boot, etc.
Familiarity with source management repositories such as: Git (GitLab, GitHub, or bare Git), Apache Subversion, or BitBucket.

Desired Qualifications:

Active TS/SCI clearance.
Experience supporting Department of Defense or Electromagnetic Spectrum Operations (EMSO) programs.
Familiarity with secure software development practices.
Familiarity with data description languages such as: XML, YAML, JSON, and JSON-LD for data exchange, configuration, or API integration.

Radiance Technologies is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status.

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