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EK

ETL Semantic Data Analyst

HybridPublic sector

EKXELLuxembourgPosted on 2 octobre 2026IT services company · freelance status to confirmView the original ad on the company's website

≈ 550 – 800 €/jSign up to apply

About this mission

Are you looking for a stable place and want to take advantage of a great opportunity to give new inpulse to your career? This offer is for you. In order to support one of our clients, a famous European Public Institution in Luxembourg, we are looking for an ETL Semantic Data Engineer..

EKXEL IT Services, is a European leader in IT engineering, high-tech consulting and IT services. We offer a unique blend of expertise and support major European groups with international vocation to implement and succeed in their project to transform and modernize their information systems.

Responsibilities

  • Create and maintain optimal data pipeline architecture.
  • Develop, maintain and review the data catalogue that is composed of several components (CKAN, EntryScape,Node.js,ETL, Pentaho)
  • Assemble large, complex data sets that meet functional / non-functional business requirements.
  • Identify, design, and implement internal process improvements: automating manual processes, optimizing data delivery, re-designing infrastructure for greater scalability, etc
  • Build analytics tools that utilize the data pipeline to provide actionable insights into customer acquisition, operational efficiency and other key business performance metrics.

Required profile

  • Master's degree, minimum 5 years of experience after secondary school
  • 7-13 years of professional experience (apart from studies)
  • Strong knowledge of Extract Transform Load (ETL) processes
  • Strong knowledge of semantic web technologies, especially Resource Description Framework (RDF), SPARQL and triplestores (e.g., virtuoso)
  • Knowledge of the Pentaho data integration platform would be preferable
  • Strong knowledge of XML and XSLT
  • Prior experience with semantic web vocabularies especially DCAT and knowledge of the DCAT AP standard
  • Experience with version control systems (Git)
  • Strong knowledge of Javascript
  • Knowledge of Python an would be an asset
  • Knowledge of Solr indexing and search platform
  • Knowledge of DBM systems
  • Knowledge of node.js
  • Knowledge of MongoDB

What the company offers

A particularly attractive salary package, with many additional benefits, to attract the best of you. A professional and stimulating work environment in the field of telecommunications. Multiple career opportunities within a changing group, advanced training in new technologies, rich and recognized expertise. Your application will be treated with confidentiality. We would be very happy to organize a first appointment to talk to you about this opportunity and consider your next career development.

How to apply

Send us your CV to [email protected] or even better use our online form http://www.ekxel.eu/candidatures/

Key information

LocationLuxembourg
RemoteHybrid
Estimated daily rate≈ 550 – 800 €/j
SectorPublic sector

Range estimated by our AI from the ad and the freelance rates published in Luxembourg: the company did not publish a rate. To be confirmed when you talk. This IT services company did not state the status; such companies usually accept freelancers. Apply in 1 click and we check with them.

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