California Licensed Principal AI Engineer

Job Summary

To shape the future of AI in cybersecurity, the full-time California Licensed Principal AI Engineer will define the technical direction for LLM and agentic AI systems, lead model strategy, and mentor engineering teams while working in a collaborative environment.

Key responsibilities

• Define the architecture and technical roadmap for LLM and agentic AI systems across security products
• Lead model strategy decisions, including the selection and fine-tuning of models based on project needs
• Mentor staff and senior engineers, fostering technical excellence and guiding product and platform investments

Required qualifications

• 12+ years of software or ML engineering experience, with 2+ years in production LLM or agentic AI systems
• PhD in Computer Science, Machine Learning, AI, or equivalent industry experience
• Expert-level proficiency in PyTorch, including custom model code and distributed training
• Deep understanding of transformer architecture and hands-on experience with fine-tuning and post-training methods
• Strong predictive AI and classical ML fundamentals, with the ability to evaluate and choose the right approach for specific problems