Senior Semantic Data Architect & Ontology Specialist

Argus Media group; Greater London; Hybrid; GBP 70.000 - 100.000; Vollzeit

Benefits dieser Stelle

Competitive salary

Group pension scheme

Healthcare & life assurance

Hybrid working (one day in office)

25 days holiday (+)

Gym membership

Season ticket loan

Cycle to work

Flexible benefits

Extensive training

Zusammenfassung

Argus Media Group in London is seeking a Senior Semantic Operations & Data Specialist to drive enterprise semantic assets, ontologies, taxonomies and knowledge graphs across data sources, metadata and external information. The role bridges enterprise data and semantic modelling, applying AI-assisted techniques, data analysis and governance to publish reusable semantic assets and support business alignment.

This position offers competitive pay, group pension, healthcare, and a hybrid working

Qualifikationen

• Experience with ontologies, taxonomies, metadata or knowledge graphs.
• Strong understanding of RDF, RDFS, SKOS, OWL, SHACL and Linked Data principles.
• Experience writing and optimising SQL and SPARQL queries.
• Experience using Python for data wrangling, transformation and semantic processing.

Aufgaben

• Semantic Discovery & Data Analysis: profile source systems, identify concepts and reference data.
• Concept Discovery & Knowledge Extraction: analyse sources to identify relationships and classifications.
• Data Wrangling & Semantic Preparation: cleanse and reconcile terminology and references.
• Semantic Asset Delivery & Knowledge Graph Enablement: develop representations (RDF/OWL/JSON-LD) and mappings.
• SPARQL & Graph Operations: develop and optimise SPARQL queries and graph lifecycle tasks.
• Entity Resolution & Identifier Management: manage URIs and entity matching.
• Semantic Validation & Quality Assurance: SHACL validation and governance reviews.
• Metadata & Semantic Operations: publish and sync assets across platforms.
• Semantic Asset Lifecycle Management: manage repositories and CI/CD for semantic assets.
• Stakeholder Collaboration: work with domain experts and engineers to refine terminology.
• Desirable: Knowledge of Graphology, PoolParty, OpenMetadata, DataHub, Atlas; CI/CD tooling; AI-assisted semantic tooling.

Kenntnisse

Ontologies

Taxonomies

RDF/OWL/SHACL

SPARQL

Python

RDFLib

Data analysis

Git/GitHub

URI design

Tools

OpenMetadata

PoolParty/Graphologi

Jobbeschreibung

Argus Media Group in London is seeking a Senior Semantic Operations & Data Specialist to drive enterprise semantic assets, ontologies, taxonomies and knowledge graphs across data sources, metadata and external information. The role bridges enterprise data and semantic modelling, applying AI-assisted techniques, data analysis and governance to publish reusable semantic assets and support business alignment.

This position offers competitive pay, group pension, healthcare, and a hybrid working