Senior Penetration Tester — Hybrid (Embedded/Cloud/Web)

Ul Solutions; Northbrook (IL); Hybrid; USD 120,000 - 160,000; Full time

Job summary

UL Solutions in Northbrook, IL is seeking a Senior Penetration Tester to lead engagements 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 work with customer collaboration and contributions to internal R&D for advancing attack methodologies.

Qualifications

• Must have strong knowledge of penetration testing methodologies.
• Experience with embedded systems, cloud, web, and mobile security is preferred.

Responsibilities

• Lead technical engagements to assess vulnerabilities across embedded, cloud, web, and mobile platforms.
• Deliver clear, actionable reports and collaborate with clients and internal teams.

Job description

UL Solutions in Northbrook, IL is seeking a Senior Penetration Tester to lead engagements 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 work with customer collaboration and contributions to internal R&D for advancing attack methodologies.