Senior AI Engineer

Who we’re looking for

• Bachelor’s degree in Computer Engineering or other engineering discipline, Mathematics, Data Science, or a relevant field.
• Minimum 8 years of experience in an engineering or applied technical discipline.
• Proficiency in Python and its data science ecosystem (Pandas, NumPy, and others).
• Strong experience with ML frameworks such as PyTorch or TensorFlow.
• Strong experience building modern GenAI stacks, including RAG pipelines, vector databases, and orchestration frameworks such as LangChain or similar.
• Familiarity with containerization and deployment tooling (e.g., Docker) and CI/CD practices.
• Experience with Git for version control, including repository management, branching, and push/pull workflows.

What you’ll do

• Partner directly with business and engineering leaders to understand their core challenges and translate those needs into technical specifications for AI solutions.
• Design, build, train, and deploy a wide range of machine learning and generative AI models to solve complex problems.
• Develop and manage the data pipelines required for our AI systems, ensuring data quality and readiness for model training and inference.
• Integrate AI models into existing Lummus business applications and workflows using APIs and other services to create seamless user experiences.
• Fine-tune and evaluate large language models (LLMs) and vision models on our proprietary data, with a focus on performance, accuracy, and IP security.
• Own the full lifecycle of AI applications, from initial prototyping and experimentation through deployment, monitoring, and continuous improvement.
• Foster innovation by researching new techniques and technologies to stay at the forefront of the rapidly evolving AI landscape.

About the position

At Lummus Technology, innovation thrives, and excellence is a shared pursuit. When you join Lummus, you are empowered to make an impact and be part of a dynamic team that celebrates creativity, encourages professional development, and fosters collaboration. From our technology portfolio to our global workforce, Lummus is growing at a rapid pace, and we hope that you will grow with us during this exciting time. Lummus Technology is the global leader in developing technology solutions that make modern life possible and focus on a more sustainable, low carbon future. We license process technologies in clean fuels, renewables, petrochemicals, polymers, gas processing and supply lifecycle services, catalysts, proprietary equipment and digitalization to customers worldwide. We are currently seeking a talented and driven Senior AI Engineer to join our Advanced Intelligence Group (AIG) at our Brno office. The AIG will focus on exploring ways to utilize AI within Lummus Technology to empower our business units and fundamentally transform how our company operates. This position will work directly with our world-class experts in process engineering, design, and project management - collaborating across our global offices - to solve their toughest challenges. Our goal is to augment our people, freeing them from repetitive work so they can focus on the high-value, creative problem-solving that has made Lummus a global leader. If you’re driven to see your work come to life in tangible, industrial-scale applications and to weave your own thread of innovation into our company’s future, we want to talk to you.

Benefits

• When you join Lummus, you are empowered to make an impact and be part of a dynamic team that celebrates creativity, encourages professional development, and fosters collaboration.
• From our technology portfolio to our global workforce, Lummus is growing at a rapid pace, and we hope that you will grow with us during this exciting time.