Senior Scientist, Synthetic Data Generation

NVIDIA is a technology company advancing artificial intelligence and large language model research. The Senior Scientist will develop synthetic data generation pipelines and multimodal datasets for LLM pre- and post-training, maintain open-source libraries and SDKs, conduct original research, and mentor junior researchers.

Responsibilities:

• Build synthetic data generation pipelines using LLM-based methods and automated quality evaluation, producing datasets that improve the pre- and post-training of LLMs such as Nemotron — reasoning, coding, structured output, and multimodal understanding
• Advance multimodal synthetic data generation — image, document, video, and audio — in partnership with NVIDIA's model teams
• Design and maintain open-source libraries and SDKs with clean APIs and strong documentation
• Drive software excellence with modern tooling, architecture based on configuration, and professional Git/CI-CD
• Publish original research at top machine learning and AI conferences to maintain NVIDIA's technical leadership
• Mentor interns and junior researchers to develop technical growth within the team