Hiring: Data Scientist II - AI Assurance Researcher Company: Pacific Northwest National Laboratory Location: Seattle, WA Job Posted Time: 2026-09-03 10:29:23 Employment Type: On-site Target Skills & Keywords : Deep Learning, LLM, Machine Learning, PyTorch About the job Required Skills: •Designs and executes rigorous ML experiments following community best practices, including large-scale training and evaluation on HPC infrastructure. •Evaluates AI systems across multiple dimensions, including standard performance metrics, generalization, robustness, and out-of-distribution behavior. •Analyzes the internal structures and representations of deep learning models, with emphasis on large language models and large vision models. •Assesses empirical results to identify trends, inform research direction, and recommend next steps. •Writes high-quality, well-documented research code that supports reproducibility and collaboration. •Contributes to publications and technical reports that communicate findings to both internal and external audiences. •Collaborates with senior researchers, engineers, and cross-functional teams to integrate research into broader systems and workflows. •Conducts work in secure environments with adherence to operational security requirements. Qualifications: •Degree in computer science, engineering, mathematics, or a related field. •Operational familiarity with the current ML research landscape, particularly in explainable AI, adversarial machine learning, AI safety, and the science of deep learning. •Hands-on experience analyzing the internal structures of deep learning models, particularly large language models and large vision models. •Proficiency in PyTorch and associated deep learning libraries. •Demonstrated strong communication and collaboration skills, with the ability to work effectively in a multi-disciplinary team environment. •This position requires the ability to obtain and maintain a federal security clearance. •Background Investigation: Applicants selected will be subject to a Federal background investigation and must meet eligibility requirements for access to classified matter in accordance with 10 CFR 710, Appendix B. Compensation: •Competitive benefits and rewards package •At PNNL, you will find an exciting research environment and excellent benefits including health insurance, and flexible work schedules Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!