Senior Penetration Tester

UL, LLC

📍 Northbrook, IL, United States

Full-time other-general

Job Description

This role is Hybrid, 3 days a week on-site at our Northbrook, IL Office.

As a Senior Penetration Tester, you will lead technical engagements responsible for evaluating and testing the security of embedded systems, cloud environments, web applications and mobile applications.

You will identify and responsibly exploit vulnerabilities, validate implemented security controls, and deliver actionable, high-value reports to clients. The role combines hands-on technical expertise with customer collaboration and contributions to internal R&D for advancing attack methodologies.

+ Lead end-to-end security assessment engagements for embedded products, IoT Medical & Industrial devices, Web/Mobile applications, and Cloud infrastructures.

+ Perform comprehensive security evaluations, including vulnerability discovery, exploitation, code review, fuzzing, binary analysis, and validation of implemented security controls across all target environments.

+ Inte...
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