Senior Data Engineer

<span>Are you <strong>passionate</strong> about <strong>knowledge graphs and linked data</strong>? Do you want to apply your expertise to implement and enhance a newly established Data Catalog? At Swiss Post, we are integrating diverse data sources into a unified Knowledge Graph to ensure consistent, high-quality metadata across the organization. This role combines the strengths of a developer and a data engineer, working at the forefront of semantic technologies and data integration.<br/><br/><strong>What you can do</strong><br/>− Implement and optimize the data catalog solution using SPARQL, Java, and Python<br/>− Build and optimize data collectors for various sources (Java)<br/>− Enrich and maintain metadata within the Data Catalog<br/>− Implement and monitor data governance policies to ensure compliance with internal and external standards<br/>− Collaborate closely with cross-functional teams to support their adoption of Linked Data principles</span><strong><span>What you bring with you</span></strong><span><br/><strong>−  </strong>At least 5 years of proven experience as a Data Engineer<br/>− Strong experience across the full ETL pipeline for knowledge graphs: semantic modeling, transformation, enrichment, and ingest into a triplestore.<br/>− Proficient in writing production-grade SPARQL queries<br/>− Advanced programming skills in Java and Python<br/>− Proven experience bringing Knowledge Graph solutions into production environments<br/>− Experience with cloud platforms, especially AWS (e.g., S3, Step Functions, Lambda Functions) is a plus<br/><strong>− </strong>Experience with relational database technologies such as Oracle, SQL Server, or SAP HANA (plus)<br/>− Excellent communication skills, with the ability to act as a technical translator for non-technical stakeholders<br/>− Strong analytical thinking to derive insights and support business decision-making<br/>− High attention to detail to ensure data quality and metadata consistency</span><span><br/></span><span><br/></span><span><strong>Education</strong><br/>− University/technical college degree in computer science or comparable.<strong> </strong><strong> </strong><br/><br/><strong><strong>Language Skills</strong><br/></strong>− English oral and written<br/>− Optional: German oral (and written)</span><strong><br/></strong><span>− Willingness to travel<br/>− Hybrid Model: One day a week @office (mandatory).</span><h5><span>Why us?</span></h5><span>Just by joining us you will get benefits like:<br/></span><ul><li>Open minded company where every employee has to contribute to the development of the company - ideas are welcome as well as independent thinking too</li><li>25 annual days of vacations</li><li>Flexible working hours</li><li>Annual allowance for Benefits (Training, Gym, Public Transportation, Technologies, etc...)</li><li>An amazing onboarding week at Switzerland</li><li>iPhone 14</li><li>Second Screen to work at home (Flat or a Curved one)</li><li>First month Tech Allowance to buy your headset or, if you already have one, whatever you need to work comfortably</li><li>Health insurance for you and your family</li><li>Life insurance</li><li>Office Perks (coffee, fruit, stand up desks. etc...)</li><li>So much more...</li></ul>