Security Engineer Intern

This is a full time, remote Summer Internship that can be based anywhere in the United States or Canada. Calix is looking for a Summer intern to join our Security Engineering team. In this role, you will be part of a unique and award-winning internship program within the company. The program provides the opportunity to learn new skills through training and on the job learning. The expected duration is 90 days. We are looking for a motivated and curious student to join us for the Summer. You will be investigating how to leverage AI to secure our products and infrastructure alongside seasoned professionals. This role offers hands-on experience in cloud security, vulnerability management, threat detection, and automation. You will research, conduct POCs and eventually recommend a set of AI products and services that will enhance our security posture and directly impact our products. Key Responsibilities: Research, design and implement Proof of Concepts for AI platforms, tools and services that will directly streamline and improve the outcomes and results of the following security activities: Detection & Response: Determine how AI can be used to define and tune detection capabilities to identify malicious activity in our Cloud environments. Threat Modeling & Vulnerability Management: Explore how AI help remediate risks before they occur and prevent vulnerability exploitation Automation & Scripting: Evaluate how AI can automate security processes, reducing manual chores and improving efficiency. Cloud & Infrastructure Security: Determine how AI can secure public cloud environments (e.g., AWS, GCP) and hybrid infrastructures while ensuring compliance with standards. Security Operations: Evaluate how AI can be used to analyze complex log data in real time to detect never before seen attacks. Documentation: Document all research, proof of concept implementations and generate a final recommendation report for each AI tool, service or platform investigated. Required Qualifications: Education: Currently pursuing a Bachelor’s or Master’s degree in Computer Science, Computer Engineering, Cybersecurity, or a related technical field. Technical Knowledge: Foundational understanding of OS internals (Linux/Windows), network protocols (TCP/IP), and cloud security principles. Programming Skills: Ability to read and write scripts in a modern language (Python preferred, PowerShell/Bash). Hands-on Passion: Experience in "labs"—whether that's network simulators, personal projects, or cybersecurity "Capture the Flag" (CTF) platforms. Soft Skills: Strong problem-solving, critical thinking, and communication skills, with an eagerness to learn in a fast-paced environment.. Able to work for the complete summer break (May - August or June - September). Preferred Qualifications: Familiarity with security tools (e.g., SIEM, EDR, Wireshark, Nessus, Splunk). Relevant industry certifications (e.g., CompTIA Security+). #LI-Remote The base pay range for this position varies based on the geographic location. More information about the pay range specific to candidate location and other factors will be shared during the recruitment process. Individual pay is determined based on location of residence and multiple factors, including job-related knowledge, skills and experience. San Francisco Bay Area: 27.60 - 34.50 USD Hourly All Other US Locations: 24.00 - 30.00 USD Hourly For information on our benefits click here. PLEASE NOTE: All emails from Calix will come from a '@calix.com' email address. Please verify and confirm any communication from Calix prior to disclosing any personal or financial information. If you receive a communication that you think may not be from Calix, please report it to us at talentandculture@calix.com. The Calix platform enables Communication Service Providers (CSPs) of all sizes to transform and future-proof their businesses. Through real-time data, automation, and actionable insights delivered via Calix One — our cloud-first, AI-powered platform — CSPs can simplify operations, collapse cost, and accelerate innovation. Calix One brings together the automation of everything and the experience of one, empowering customers to deliver differentiated subscriber experiences while driving acquisition, loyalty, and revenue growth. This is the Calix mission: to enable CSPs of all sizes to simplify, innovate, and grow, strengthening both their businesses and the communities they serve. We’re at the forefront of a once‑in‑a‑generation change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences. To learn more, visit the Calix web site at www.calix.com To learn more about our international job opportunities, please visit our International Careers Page If you are a person with a disability needing assistance with the application process please: Email us at calix.interview@calix.com; or Call us at +1 (408) 514-3000. Calix is a Drug Free Workplace. You may access a copy of Calix Candidate Privacy Policy HERE and other Calix Privacy Policies HERE.