Software Engineer - AI Agents

About Us

Proofpoint is a global leader in human- and agent-centric cybersecurity. We protect how people, data, and AI agents connect across email, cloud, and collaboration tools. Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, prevent data loss, and build resilience across their people and AI workflows. Our mission is simple: safeguard the digital world and empower people to work securely and confidently.

Join us in our pursuit to defend data and protect people.

At Proofpoint you’ll be part of a global team that breaks barriers to redefine cybersecurity guided by our BRAVE core values.

• Bold in how we dream and innovate
• Responsive to feedback, challenges and opportunities
• Accountable for results and best in class outcomes
• Visionary in future focused problem-solving
• Exceptional in execution and impact

Proofpoint is a leading cybersecurity company protecting organizations’ greatest assets and biggest risks vulnerabilities in people. With an integrated suite of cloud-based solutions, Proofpoint helps companies around the world stop targeted threats, safeguard their data, and make their users more resilient against cyber‑attacks. Leading organizations of all sizes, including more than half of the Fortune 1000, rely on Proofpoint for people‑centric security and compliance solutions mitigating their most critical risks across email, the cloud, social media, and the web.

We are singularly devoted to helping our customers protect their greatest assets and biggest security risk their people. That’s why we’re a leader in next‑generation cybersecurity.

Protection Starts with People. Proofpoint.

Proofpoint is hiring an Associate Software Engineer to join Satori
, our enterprise AI agent platform driving the future of autonomous security operations. Satori delivers security outcomes by orchestrating capabilities across the entire Proofpoint product portfolio and external partners.

This role is designed for an early‑career engineer who is eager to build enterprise‑scale AI systems and grow via mentorship from senior staff. This is an application‑focused engineering role on a rapidly scaling product with platform characteristics.

You will work on core AI agent capabilities – such as reasoning workflows, memory systems, and guardrails – using Python‑based, cloud‑native architectures and modern AI agent frameworks. The opportunity for learning and impact is significant.

If you are excited by the challenge of translating cutting‑edge AI into secure, reliable systems that protect enterprises worldwide, we want you on our team.

• Implement and extend Python‑based backend services that power Satori’s core AI agent platform
• Assist in the implementation of agent behaviors such as memory, context handling, reasoning workflows, alignment mechanisms, guardrails, and multi‑agent workflows
• Deliver reliable, well‑tested features that support rapid iteration and platform scale
• Support operational readiness through documentation, testing, and automation
• Collaborate closely with product, applied AI, platform, and engineering teams to ensure the software you deliver is aligned with overarching business needs
• Actively seek mentorship and feedback, and contribute positively to a team‑first engineering culture through design discussions, code reviews, and architectural conversations

• 1+ year(s) of professional experience developing production‑grade software, or a Master’s degree
• Bachelor’s degree in a technical discipline (e.g., computer science, mathematics, physics, engineering) or equivalent experience
• Personal interest in AI agents (e.g. tinkering in your free time, keeping up with the field, using the latest tools, hands‑on experience with common concepts like memory, tool use, reasoning, etc.)
• Strong collaboration and communication skills, with the ability to learn from and work effectively with cross‑functional teams
• Demonstrated learning velocity and curiosity; driven to understand systems beyond surface‑level usage and eager to learn…