Senior Research Engineer, Olmo + Molmo

We are seeking a Senior Research Engineer to join our team at Ai2, a non-profit AI research institute. As a Senior Research Engineer, you will be a core member responsible for training Ai2's flagship open models, such as Olmo and Molmo. You will own end-to-end delivery of experiments, collaborating closely with research and engineering colleagues to push the boundaries of open model research.

Key responsibilities:

• Building and optimizing infrastructure for LLM, multimodal, and agentic research
• Designing, training, and evaluating multimodal models and agentic workflows
• Scoping and leading research projects, prioritizing experiments for highest impact
• Bringing strong software engineering practices to a research environment
• Contributing to and supporting the open-source community through model releases, datasets, public APIs, and technical reports

Requirements:

• 8 years of industry experience with 4+ years of ML infrastructure experience
• Experience with end-to-end model development, including dataset construction, training, fine-tuning, evaluation, profiling, and monitoring
• Familiarity with modern model architectures, including LLMs, vision-language models, and agentic systems
• Strong software engineering fundamentals, with proficiency in Python and a major ML framework
• Familiarity with cloud and containerization, such as GCP, AWS, or Docker
• Strong communication and collaboration skills

Benefits:

• Medical, dental, vision, and employee assistance program coverage
• Health savings account plan, healthcare reimbursement arrangement plan, and flexible spending account plans
• 401k plan
• $125 per month for commuting or internet expenses
• $200 per month for fitness and wellbeing expenses
• Up to 10 sick days, 7 personal days, and 20 vacation days per year
• 12 paid holidays throughout the calendar year
• Annual bonuses and long-term incentive plan