Wissen Infotech
Website:
wissen.com
Job details:
Wissen Technology is hiring for Ontology Engineer / Ontologist
About WissenTechnology:
At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide. Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time.Today, Wissen Technology has a global footprint with2000+ employeesacross offices in theUS, UK, UAE, India,andAustralia.Our commitment to excellence translates into delivering2Ximpact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge,cutting-edgetechnologyexpertise, and a relentless focus on quality. Wedon’tjust meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with clientobjectives. We have a proventrack recordof building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile podsprovideclientsthe flexibility to adapt to their evolving business needs. Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our mission is clear: to be the partner of choice for building world-class custom products thatdeliverexceptional impact—the first time, every time.
Job Summary: We are looking for a skilled Ontologist / Ontology Engineer with strong expertise in formal ontology design, semantic technologies, and knowledge representation. The ideal candidate will be responsible for designing, developing, and maintaining scalable ontologies aligned with business requirements.
Experience: 8-12 Years
Location: Mumbai|| Pune
Mode of Work: Hybrid
Key Responsibilities:
Formal Ontology Theory
- Strong understanding of Description Logics and OWL profiles (EL, QL, RL, DL)
- Knowledge of open-world vs. closed-world assumptions
Taxonomy & Classification Design
- Ability to design clean and scalablerdfs:subClassOfhierarchies
- Ensure proper use ofdisjointness, equivalence classes, and avoid cycles/redundancy
Domain Modeling
- Strong judgment in deciding when to create a class, property, named individual, or SKOS concept
SHACL / Constraint Modeling
- Translate business rules into SHACL shapes
- Handle cardinality constraints,requiredvs. multi-valued fields, controlled vocabularies, and severity levels
Cross-Ontology Integration
- Experience in aligning, importing, and extending ontologies across teams
- Maintain proper import boundaries and consistency
Controlled Vocabulary & Naming Standards
- Define consistent IRI patterns and prefix governance
- Proper use ofskos:prefLabel,skos:altLabel, andskos:definition
Competency Question–Driven Design
- Ability to gather requirements using competency questions
- Map business questions to ontology axioms and relationships
Versioning & Change Management
- Manage ontology evolution and versioning
- Handle deprecation (owl:deprecated), backward compatibility, and migration impact
Tool Proficiency
- Hands-on experience with ontology design tools (e.g., Protégé or similar)
Required Skills And Qualification
- Strong knowledge of OWL, RDF, RDFS, SKOS, and SHACL
- Experience with semantic web technologies
- Strong analytical and problem-solving skills
Good To Have Skills
- Experience working in enterprise data/knowledge graph environments
- Understanding of data integration and semantic interoperability
Wissen Sites:
Website: www.wissen.com
LinkedIn: https://www.linkedin.com/company/wissen-technology
Wissen Leadership: https://www.wissen.com/company/leadership-team/
Wissen Live: https://www.linkedin.com/company/wissen-technology/posts/feedView=All
Wissen Thought Leadership: https://www.wissen.com/articles/
Click on Apply to know more.