Principal AI/ML Engineer

Onebrief is hiring a Principal AI/ML Engineer to lead the design and implementation of enterprise-grade AI systems that power mission-critical operations. The role involves architecting scalable AI infrastructure, delivering practical AI solutions, and driving technical strategy for AI-powered products.

Requirements

• M.S. in Computer Science, Engineering, or equivalent practical experience
• 10+ years in large scale distributed systems, ideally supporting more than 100k concurrent users
• Proven experience designing and deploying AI systems at scale in distributed, production environments
• Strong background in integrating LLMs with retrieval systems for real-world use cases
• Understanding of data governance, model safety evaluations, red-teaming, and secure ML practices for regulated domains
• Experience with building systems with information retrieval (relevance & ranking), natural language processing techniques like Named Entity Recognition (NER)
• Background in defense, national security, or other mission-critical domains
• Experience with orchestrating systems that combine text, structured data, and domain-specific signals

Benefits

• Paid time off
• Retirement plan
• Visa sponsorship