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Knowledge Graph and Semantic Engineer (Cognite)

Location Barcelona, Catalonia, Spain Job ID R-231695 Date posted 16/07/2025

Are you ready to make a difference in the pharmaceutical industry? Join our Operations IT team as a Knowledge Graph and Semantic Engineer, where your expertise in the Cognite platform will drive the development of semantic and graph-based solutions for our manufacturing function. Our global IT capability supports the Global Operations organization, partnering with areas such as Pharmaceutical Technology Development, Manufacturing & Global Engineering, Quality Control, Sustainability, Supply Chain, Logistics, and Global External Sourcing and Procurement. With operations spanning the UK, Sweden, US, China, India, and Mexico, your work will have a direct impact on patients by transforming our ability to develop life-changing medicines. Empower the business to perform at its peak by combining cutting-edge science with leading digital technology platforms and data. Are you ready to innovate and disrupt an industry?

Accountabilities:

As a Knowledge Graph and Semantic Engineer, you will be responsible for engineering robust and scalable ontology-driven knowledge models and data pipelines within the Cognite ecosystem. Your role will involve building and querying knowledge graphs, integrating structured and unstructured data, and applying semantic standards to enhance data interoperability and contextualization. Collaborate closely with product teams and data engineers to bring semantic capabilities into real-world business applications using Cognite's industrial data platform capabilities. This is your chance to work at the forefront of semantic data technologies and Cognite implementations in the pharmaceutical industry—enabling FAIR data, accelerating AI use cases, and driving smarter digital operations.

Essential Skills/Experience:

- Demonstrated experience with Cognite Data Fusion platform, including its data modeling capabilities, contextualization features, and API integration patterns.
- Hands-on experience with Neo4j, Cypher, and property graph modeling.
- Proficiency with RDF, OWL, SHACL, SPARQL, and other semantic web technologies.
- Strong Python skills with experience in data pipelines, REST APIs, and automation.
- Ability to translate business concepts into structured, ontology-driven knowledge models.
- End-to-end experience delivering graph or semantic data projects in production environments.
- Experience working in Agile teams and engaging with technical and non-technical stakeholders.
- Bachelor’s degree in Computer Science, Information Systems, Data Engineering, or related field (Master’s preferred).

Desirable Skills/Experience:

- Experience with semantic graph platforms such as GraphDB, Stardog, or Amazon Neptune.
- Familiarity with tools like Protégé, VocBench, or TopBraid for ontology development.
- Exposure to graph-based AI/ML use cases such as embeddings, reasoning, or LLM integration.
- Understanding of data governance, metadata, and FAIR principles.
- Experience with industrial or manufacturing data from systems such as ERP, MES, IoT platforms, or Cognite Data Fusion.

When we put unexpected teams in the same room, we unleash bold thinking with the power to inspire life-changing medicines. In-person working gives us the platform we need to connect, work at pace and challenge perceptions. That's why we work, on average, a minimum of three days per week from the office. But that doesn't mean we're not flexible. We balance the expectation of being in the office while respecting individual flexibility. Join us in our unique and ambitious world.

AstraZeneca offers an environment where innovation thrives. With a commitment to delivering accelerated growth and making people's lives better, we are driven by personal dedication and out-of-the-box thinking. Our inclusive community supports each other on our journeys while embracing diverse opportunities for global careers. Here, you can broaden your knowledge and skills as Operations evolves and grows. Be part of shaping the future of Operations at AstraZeneca by contributing to our 2025 strategy with high performance through agility, responsiveness, reliability, and efficiency.

Ready to take on this exciting challenge? Apply now to join our team!

Date Posted

17-jul-2025

Closing Date

06-ago-2025

AstraZeneca embraces diversity and equality of opportunity.  We are committed to building an inclusive and diverse team representing all backgrounds, with as wide a range of perspectives as possible, and harnessing industry-leading skills.  We believe that the more inclusive we are, the better our work will be.  We welcome and consider applications to join our team from all qualified candidates, regardless of their characteristics.  We comply with all applicable laws and regulations on non-discrimination in employment (and recruitment), as well as work authorization and employment eligibility verification requirements.



AstraZeneca embraces diversity and equality of opportunity. We are committed to building an inclusive and diverse team representing all backgrounds, with as wide a range of perspectives as possible, and harnessing industry-leading skills. We believe that the more inclusive we are, the better our work will be. We welcome and consider applications to join our team from all qualified candidates, regardless of their characteristics. We comply with all applicable laws and regulations on non-discrimination in employment (and recruitment), as well as work authorisation and employment eligibility verification requirements.

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Glassdoor logo Rated four stars on Glassdoor

Great culture, great work assignments, supportive management. Rotation opportunity within the company. They value inclusion and diversity.