Security Engineering Intern

Onwards Together!

Illumio is the leader in ransomware and breach containment, redefining how organizations contain cyberattacks and enable operational resilience. Powered by the Illumio AI Security Graph, our breach containment platform identifies and contains threats across hybrid multi-cloud environments – stopping the spread of attacks before they become disasters.

Recognized as a Leader in the Forrester Wave™ for Microsegmentation, Illumio enables Zero Trust, strengthening cyber resilience for the infrastructure, systems, and organizations that keep the world running.

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:

The Office of the CTO and Security team set the strategic technical direction of the company while keeping both Illumio and our customers secure. Those who join us represent the leader in Zero Trust Segmentation and maintain Illumio’s competitive advantage by exploring new technologies while collaborating with Engineering and Product Management.

As a Security Engineering Intern, you will be responsible for securing our products, using a combination of review, assessment, testing, and automation. You’ll gain real-world exposure to Illumio’s security products, learn about the latest advancements in vulnerability management, and understand how to manage security operations at scale.

What You'll Do:

• Gain in-depth knowledge of our core security products and how they help organizations manage risk and protect critical assets in a Zero Trust environment

• Participate in rotations across multiple key security areas

• Understand how to identify, assess, and remediate vulnerabilities across diverse environments.

• Learn how security operations are run at scale, including incident detection, response, and management

• Deep dive into Zero Trust Segmentation and its critical role in protecting networks, endpoints, and data

• Contribute to identifying security gaps and help define projects aimed at improving threat containment and vulnerability management processes

What You'll Bring:

• Currently enrolled in a full-time Bachelor’s degree program in Computer Science, Software Engineering, Cybersecurity or a related field with an expected graduation date in Winter 2026/Spring 2027.

• Strong interest in security operations, threat containment, vulnerability management, and Zero Trust architecture.

• Ability to work independently and as part of a team.

• Strong communication and interpersonal skills.

• A passion for learning and continuous improvement.

What You’ll Gain:

• Hands-on experience with Illumio’s security products and Zero Trust Segmentation

• Exposure to real-world security operations at scale

• Insight into cutting-edge practices in threat containment and vulnerability management

• Mentorship from experienced engineers and security professionals

• A deeper understanding of how security drives innovation and resilience in enterprise environments

Compensation: $ 37 USD

Our Commitment:

Illumio believes that an environment of unique backgrounds, experiences, viewpoints, and individual contributions drives our success and makes us stronger together. We are dedicated to creating and maintaining a diverse culture and emphasizing inclusion and belonging.

#LI-PO #LI-ONSITE

All official job offers from our company are extended directly by our recruitment team and will be sent through an official E-Signature document for your review and signature. Please be aware that we do not ask for any personal information in the process of extending offers of employment, such as financial details or social security numbers. Upon acceptance of any offer, we will request such information as part of the onboarding process prior to or on your first day of employment, and only after completing a background check through an authorized third-party vendor. If you receive any communication asking for personal details outside of these processes, please contact us immediately to verify the authenticity of the request. Your security is important to us, and we are committed to a safe and transparent hiring experience.

For roles in San Francisco and Los Angeles: Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring, Illumio will consider for employment qualified applicants with arrest and conviction records.