Senior Applied AI Engineer

Join Proofpoint's Applied AI Research team as a Senior Applied AI Engineer to drive AI innovation in cybersecurity. You will own research projects from conception to deployment, building systems that improve themselves and making agent behavior measurable. This role involves working with both third-party and self-hosted models, improving coding agent usage, and collaborating with stakeholders to solve real-world problems.

• Lead AI research projects from question framing to decision making
• Build self-improving systems and agentic workflows
• Develop measurable evaluations for AI agent performance
• Work with third-party APIs and self-hosted open-weight models
• Enhance the use of coding agents for engineers
• Collaborate with stakeholders to solve critical business problems