Data Scientist designing and deploying AI and ML solutions impacting business processes at RHI Magnesita. Collaborating with cross-functional teams to ensure data quality and governance.
Responsibilities
Design, development and maintenance of end-to-end ML pipelines for training, evaluation, and deployment across batch and real-time applications
Production deployment of ML models via APIs or batch inference, including telemetry, A/B testing, drift detection, and automated monitoring
Building reliable data preparation and feature engineering components
Optimizing model training and inference performance and cost, including hardware selection, caching, vectorization, quantization, and scalable endpoints
Establishing and maintaining CI/CD workflows for ML systems, contributing to platform standards, documentation, and runbooks
Requirements
Bachelor's or Master's degree in Data Science, Computer Science, Engineering, Mathematics, or a related field
Several years of experience building production-ready ML systems, with Python and ML frameworks (pandas, numpy, scikit-learn, PyTorch, TensorFlow), and with containerization and CI/CD (Git, Docker, orchestration/workflows)
Strong SQL and data modeling skills with experience in exploratory data analysis (EDA) to identify patterns and dependencies
Experience with vector indexes, embedding models, LLM agent patterns, ingestion pipelines, and model management frameworks (e.g., MLflow, Databricks)
Experience with unified data/AI platforms such as Databricks, including Unity Catalog, governance concepts, A/B testing, causal inference, and experimentation platforms
Languages: English – fluent
Nice to have: Relevant cloud or data/AI certifications. Familiarity with writing and debugging LLM tools in OOP-style Python, with a focus on Generative AI (prompting, RAG, vector search) and MLOps
Benefits
Option for up to 50% remote work and flexible, trust-based working hours
Annual public transport pass (Wiener Linien)
Sponsorship of sporting events, platform for mental and physical health (Mavie)
On-site café and daily meal allowance for numerous restaurants (Europlaza)
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