Principal Engineer - Gas Detection

UL Solutions · Northbrook, Illinois · $142,000-155,000 USD · Posted 2026-08-05

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Description -----------

We are seeking a Principal Engineer for Initiating and Indicating Devices to join our team! Our ideal candidate will have working knowledge of  detection and alarm products and standards, with a focus on  gas and vapor detectors and sensors,  carbon monoxide alarms, and refrigerants. Having a background within a testing environment, knowledge of standard development processes, along with strong communication and presentation skills, are essential for success in this role.

This position will be responsible for driving consistency, integrity and engineering quality in the establishment and application of UL Solutions product safety certification requirements that are applied by staff located at all involved UL Solutions offices and affiliates globally.  Performs duties as the Principal Engineer and as a Qualified Certification Reviewer for the assigned fire suppression standards and has working knowledge of UL Solutions safety principles and hazard-based safety engineering (HBSE).

This is a hybrid role requiring 3 days per week onsite in Northbrook, IL.

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UL Solutions turns issues in safety, security, and sustainability into opportunities for clients in over 100 countries.

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Updated 2026-10-10.