Product Security Intern

This is a 12 week internship program beginning on May 26th 2026 or June 22nd 2026

Location: Onsite 5 day's a week at Headquarters in Sunnyvale, CA 

Our Team's Vision:

As a Product Security Intern, you’ll work closely with our Product Security team to strengthen the security posture of Illumio’s products through hands-on technical work and automation. You’ll gain exposure to real-world security challenges and contribute to building scalable, proactive security solutions that support our mission to stop breaches before they happen.

This is a great opportunity for someone passionate about cybersecurity, secure development practices, and automation in a fast-paced, high-growth environment.

What You'll Do:

Security Tooling & Automation: Build and maintain scripts and tools to automate vulnerability detection, triage, and remediation

Vulnerability Management: Assist in analyzing and prioritizing vulnerabilities from internal scans, penetration tests, and bug bounty reports

Secure Code Review: Participate in manual and automated reviews to identify and mitigate security flaws in our codebase

Security Research: Investigate emerging threats, attack vectors, and mitigation strategies relevant to our technology stack

Knowledge Base Development: Create and maintain internal documentation, including threat models, remediation guides, and best practices

Cross-Team Collaboration: Partner with engineering teams to integrate security into the software development lifecycle (SDLC) and promote secure coding practices

What You'll Bring:

Currently enrolled in a full-time Bachelor’s degree program in Computer Science with relevant coursework in cybersecurity and an expected graduation date in Winter 2026/Spring 2027

Experience with Python, Java, Go, or C++

Familiarity with security tools such as SAST, DAST, dependency scanners, and container security platforms

Understanding of common vulnerabilities (e.g., OWASP Top 10) and secure coding principles

Strong analytical and problem-solving skills

Excellent written and verbal communication

Ability to work independently and collaboratively in a fast-paced environment

What You'll Gain:

Real-World Experience: Work on active security initiatives that directly impact product safety and customer trust

Mentorship & Learning: Collaborate with experienced security engineers and participate in code reviews, threat modeling sessions, and tooling discussions

Exposure to Modern Security Practices: Learn how security is embedded into the SDLC at a leading cybersecurity company

Career Development: Build a strong foundation in product security, automation, and secure development — skills highly valued across the industry