Principal Engineer, Data & ML Infra

Salary: $200,000 - 275,000 per year Requirements:

• We require a bachelors or masters degree in Computer Science, Data Science, or a closely related discipline.
• We are looking for strong leadership, communication, and analytical problem-solving capabilities.
• We need a proven track record of leading a small, diverse team that supports a large user base.
• We expect experience in machine learning, data mining, and statistical analysis.
• We value hands-on experience building and operating large-scale cloud frameworks.
• We require strong Python programming skills.
• We need experience with large-scale data processing and distributed computing technologies.

• We will have you lead engineers with varied expertise to deliver mission-critical software that supports autonomous vehicle ML development.
• We will have you drive innovation by researching and building new large-scale data warehousing and analytics solutions.
• We will have you own data analysis workflows that reveal expected and unexpected effects of planned and unplanned ML and software changes.
• We will have you build high-quality datasets that strengthen ML products through training and edge-case validation.
• We will have you apply statistical rigor to model performance and generalization through detailed error and change analysis.
• We will have you provide technical guidance and mentorship, encouraging collaboration and continuous improvement.
• We will have you manage timelines, resources, and deliverables to ensure successful execution of projects.

• AWS
• Cloud
• Kubernetes
• Machine Learning
• Python
• AI
• Azure
• DevOps
• UX UI Design

More:

We are Motional, a driverless technology company working to make autonomous vehicles a safe, reliable, and accessible reality. This role sits on our Ground Truth Regression team, where we build the large-scale perception analysis framework used to validate changes that may affect vehicle behavior. Our work spans AWS and Kubernetes orchestration, re-simulation, model metrics, regression reporting, and deep-dive analysis tools, and we collaborate closely with perception and ML teams across the company. We offer a salary range of $200,000-$275,000 USD, with potential additional compensation such as bonus or equity, and eligible candidates may participate in our benefits program, which includes medical, dental, vision, 401k with company match, health savings accounts, life insurance, pet insurance, and more. Headquartered in Boston with operations in the U.S. and Asia, we are building a diverse, inclusive, people-first culture focused on scale, impact, and transforming the way people move.

last updated 33 week of 2026