AI Research Engineer(m/w/x)

## AI Research Engineer ###### Permanent employee, Full-time ·Berlin --- ##### About The Role As an **Research Engineer** you will work closely with our technical founder to build our core ML capabilities. This includes data processing, simulation, model development, validation, agent training, and ML operations. To build impactful solutions, you will immerse yourself deeply into our industrial customers' reality to apply your experience and intuition of ML technologies to the task and work closely with our platform engineers to bring results to production in short iteration cycles.  If you like to push the boundaries of what is possible with ML and technology, Juna is the right place for you. **Core Responsibilities** * **Data Processing**: Together with our platform team develop tooling to automate the processing and analysis of massive amounts of real-time industrial process data such as high frequency sensor data. * **Model Development**: Research, train and evaluate AI models to optimize industrial processes, using state of the art re-enforcement learning, numerical optimization, and control theory. * **Algorithm Development**: Merge physical insights and customer knowledge with AI to improve model performance and safety and tailor our models to customer needs. * **Performance Validation**: Validate AI efficacy across diverse datasets, ensuring robust performance. * **Quality & Safety Monitoring**: Develop quantitative methods for automated monitoring of models in production. * **Model Deployment**: Work closely with our platform engineers to integrate ML into the production environment. ##### About You **Tech Excellence** * **M****L Expertise**: Strong background in Machine Learning, Reinforcement Learning, or Applied Mathematics – ideally with experience in control, simulation, or time-series modeling * **Production-Ready Skills**: Proficient in Python and modern ML frameworks (e.g., PyTorch, JAX, TensorFlow) * **Operational Understanding**: Solid grasp of MLOps principles and experience taking models from research into production * **Data Fluency**: Comfortable working with large, messy, real-world datasets (sensor data, time-series, etc.) * **Bonus**: Familiarity with physical modeling, optimization, or hybrid modeling (physics + ML) **Personal Qualities** * **Analytical Thinking**: Analytical thinker who thrives on solving hard, technical problems with elegance and precision * **Builder Mentality**: Pragmatic builder with a bias for shipping and keeping solutions simple * **Ownership & Initiative**: Collaborative and self-directed—able to drive projects independently while working cross-functionally with engineering and product teams ##### What we offer * **Impactful Work**: An opportunity to shape the future of manufacturing by contributing to groundbreaking AI technologies that decarbonize heavy industries. * **Ownership**: Equity participation, allowing you to share in our success as we grow. * **Collaborative Environment**: Work closely with experienced tech founders and a team of leading researchers, engineers, and entrepreneurs. * **Professional Growth**: Contribute your knowledge to drive our vision forward, with ample opportunities for learning and development. * **Inclusive Culture**: A commitment to equal rights, mutual respect, and the promotion of diversity in our workplace. ##### Life At Juna We operate on the factory floor, not in slide decks. At Juna, you’ll solve high-stakes problems in the real world – chemical plants, paper lines, steel mills  – and cut emissions of the biggest polluting industries in the world. We move fast, work face-to-face, and care about outcomes and solving customer problems. Juna is the place where you’ll experience the most impactful and productive time of your career.