We are seeking a passionate, creative, and analytical individual contributor with expertise in training or fine-tuning large language models, including both text and multimodal systems, reinforcement learning, agentic AI architectures, and inference optimization. As a Principal Machine Learning Engineer, you will collaborate with a team of passionate engineers and applied scientists, driving ideas to impactful results in a fast-paced environment. You will work on designing, building, and deploying large-scale machine learning and agentic systems, with an emphasis on production-grade solutions involving data pipelines, large-scale training, model serving, and performance optimization. You are experienced in machine learning engineering from ideation and algorithm selection to architecture and implementation, to deployment and continuous improvement.
Ability to meet Microsoft, customer, and/or government security screening requirements are required for this role. These requirements include but are not limited to the following specialized security screenings:
Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.

