Data Engineer (Palantir)

• Build Pipelines in Foundry: You develop and scale data pipelines (ETL/ELT) directly within Palantir Foundry (e.g., via Code Repositories, Pipeline Builder) and integrate data from a wide variety of source systems.
• Data Modeling & Ontology: You help map our data into the Foundry Ontology, making complex business logic tangible and accessible for analysts and end-users.
• Data Quality & Lineage: You implement health checks, monitor data quality across the entire data lineage process, and ensure that pipelines run stably.
• Code & Transformation: You write clean, efficient code (primarily in PySpark and SQL) to clean and transform large volumes of data.
• Team Collaboration: You work closely with Data Scientists, Analysts, and business departments to translate their requirements into functioning data models within Foundry.
• Initial professional experience in Data Engineering (as a Junior, e.g., through relevant internships/working student roles; as a Mid-Level, approx. 1–3 years in a permanent role).
• Good to excellent knowledge of Python (ideally experience with PySpark or Pandas) and are highly proficient in SQL.
• Prior experience with Foundry (e.g., Contour, Code Repositories, Ontology) is a massive plus. If not: You have a strong foundation in data processing and are highly motivated to dive deep into the Palantir ecosystem.
• Solid basic understanding of relational databases, data architectures, and the challenges of working with distributed systems (Big Data).
• Solution-oriented, think analytically, and enjoy diving into complex datasets and learning new tools.
• Start date : September
• Location : Zurich - CH
• Duration : permanent contract
• Language : fluent in English, German is a plus

The SII Group is at the heart of innovation, serving major accounts in a variety of engineering sectors. In 2026, for the ninth consecutive year, SII France was awarded the Great Place To Work® label.

This success reflects our culture, which is based on our desire to offer all our employees a fulfilling working environment in which they can develop their skills and careers.

Joining SII means embarking on a collective adventure: Let's Tech Together!

This promise represents our shared ambition: to build a technological future together, in an environment where experimentation and autonomy are encouraged, where innovation is at the heart of everything we do, and where every employee finds professional fulfilment and empowerment within an enthusiastic and inclusive team.

As a company with strong human values, we are signatories to the LGBT+ Commitment Charter with the Association l'autre Cercle and are a disability-friendly company.

Let's Tech Together embodies who we are and what we aspire to be: a dynamic, innovative and people-oriented company. So if these values resonate with you, join us!