Principal Applied AI Scientist

Kai Cyber, Inc.•San Jose, CA

About The Position

We are looking for a Principal Applied AI Scientist to lead the design and deployment of cutting-edge Generative AI and LLM-powered systems for real-world, high-impact applications. This is a senior, hands-on leadership role for someone who can operate across the full stack of modern AI — from research and modeling to production systems and productization — while leading teams and defining technical direction. You will work at the intersection of LLMs, agentic systems, retrieval architectures, and large-scale AI platforms, building systems that move beyond prototypes into robust, production-grade intelligence systems.

Requirements

  • 7+ years of experience in Applied AI / Machine Learning / Generative AI
  • M.S. in Computer Science, AI, Machine Learning, or a related field. PhD preferred.
  • Proven experience building and deploying production-grade AI systems at scale
  • Demonstrated leadership managing large cross-functional teams
  • Strong experience engaging with executives and product stakeholders
  • Deep expertise in LLMs, RAG, and agentic AI systems at scale
  • Strong system design skills across data, models, and infrastructure
  • Ability to move from research ideas → production systems → business impact
  • Strong ownership mindset with the ability to operate in fast-moving startup environments
  • Experience with multi-agent orchestration frameworks and tool ecosystems

Nice To Haves

  • Experience applying AI in cybersecurity, enterprise SaaS, or data-intensive domains
  • Background in search or large-scale retrieval systems

Responsibilities

  • Lead the end-to-end design and development of large-scale AI/ML and Generative AI systems
  • Architect and deploy LLM-powered applications, including RAG pipelines and multi-agent systems
  • Drive the technical vision and roadmap for applied AI across the company
  • Build and lead a high-performing team of scientists and engineers
  • Design scalable retrieval and embedding systems powering intelligent applications
  • Develop agentic AI systems with tool use, memory, and reasoning capabilities
  • Own model lifecycle: data curation → training/fine-tuning → evaluation → deployment → monitoring
  • Partner with product, engineering, and executive leadership to translate business problems into AI solutions

Benefits

  • Generous compensation
  • Highly competitive salaries
  • Equity options
  • Supportive work environment
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