Motional
Principal Machine Learning Engineer, Data Mining
$240K–$330K
Boston, Massachusetts, United States +6 · Remote · Principal · Full-time · Posted Jun 22, 2026
- Location
- Boston, Massachusetts, United States
Pittsburgh, Pennsylvania, United States
Remote U.S.
Boston, Massachusetts, United States
Las Vegas, Nevada, United States
Pittsburgh, Pennsylvania, United States
Remote U.S. - Experience
- 12+ years of hands-on machine learning engineering experience.
- Education
- BS in Computer Science, Machine Learning, or a related field, or equivalent professional experience.
About the job
Leads the technical direction and development of Motional’s multimodal data-mining platform, adapting and deploying large models to find important scenarios and errors in autonomous-driving data.
What you'll do
- Define the data-mining ML roadmap and build end-to-end data pipelines that support active learning, model distillation, and large-scale search.
- Architect and implement systems for fine-tuning, retrieving with, and deploying large models; improve inference efficiency, reliability, and cloud footprint.
- Coordinate with Autonomy and Infrastructure teams, guide phased rollouts, and coach up to 3 engineers.
What they ask for
- BS in Computer Science, Machine Learning, or a related field, or equivalent professional experience.
- 12+ years of hands-on machine learning engineering experience owning enterprise-scale ML systems end to end.
- Deep experience training large-scale models, including distributed multi-node GPU training, data curation, evaluation, and debugging.
- Experience with cloud ML environments (AWS, GCP, or Azure), production deployment, technical roadmaps, and cross-team initiatives.
Nice to have
- MS/PhD in Computer Science, Machine Learning, or a related field.
- Experience in autonomous driving, robotics, multimodal foundation models, model distillation, alignment, retrieval, or agentic workflows.
Pay
$240,000 — $330,000 USD base salary
Tools
AWS, GCP, Azure, TF Serving, Triton, TorchServe
AI focus
Build and optimize multimodal foundation-model post-training systems, including model alignment and distillation, parameter-efficient fine-tuning, RL-driven reasoning, agentic workflows, and efficient deployment for autonomous-vehicle data mining.
Model-written summary · the original posting is authoritative