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Company Name:
Approximate Salary:
Per Year
Northbrook, Illinois
United States
Position type:
Full Time
Experience level:
Not Specified
Education level:
Bachelor's Degree

Principal Engineer


Principal Engineer in the Energy & Power Technologies group drives consistency, integrity and engineering quality in the establishment and application of UL product safety certification requirements that are applied by staff located at all UL offices and affiliates. Is a Qualified Reviewer for the assigned standard(s) and has working knowledge of UL safety principles and hazard-based safety engineering (HBSE).


  • Based on input from Regional Lead Reviewers (RLR) and other sources, drafts, develops to implementation and maintains consistent and technically appropriate certification requirements in UL Standards and Outlines of Investigations as well as Certification Requirement Decisions, Practical Application Guidelines (PAGs), Laboratory Procedural Guides, Standardized Appendix Pages (SAPs), Follow-up Inspection Instructions (FUIIs) and other standard specific ancillary documents to provide for consistent interpretation and application of requirements for UL's product certification services.
  • Develops and / or reviews the development of technical content that serves as the basis of training programs for RLRs, Field Services and other UL staff to ensure appropriate and consistent application of requirements. Schedules staff meetings and/or teleconferences with RLRs for discussions of technical requirements, procedures, form usage, etc.
  • Serves as the technical project handler of qualified New or Unusual products. In this role, develops or identifies requirements to address new technical developments or product features. Works in conjunction with and utilizes the resources of the PDE Manager, Chief Engineer, Research, Legal, and CAS to completely review the New or Unusual product and develop the appropriate requirements for certification. Utilizes external resources such as UL's Electrical Council in determining impact on Codes and Standards. Prepares a letter report of findings for review by the PDE Manager and distribution to the customer through Commercial Operations.
  • During the Collaborative Standards Development process (CSDS), works with the responsible Commercial Operations staff to determine the need for and scope of an Industry File Review (IFR) as the results of pending standards. Works with the responsible CAS staff to determine any necessary equipment and skills needed resulting from the changes to the standard. Also works with CAS to determine the effective date of any needed IFR. In conjunction with Operations, initiates IFRs for UL certified products, ensuring all affected clients are advised of the new requirements. Drafts Important Letter and other file review form correspondence.
  • Participates in UL/Industry Technical Meetings and UL Council Meetings in the area of expertise as agreed to by Commercial Operations. Provides technical support and makes technical presentations.
  • Assists Commercial Operations in the determination of new business opportunities. Advises Commercial Operations of the technical resources needed to actively participate in new businesses.
  • Performs other duties as directed.


  • Minimum Bachelor's Degree in Electrical Engineering or Systems Engineering from an ABET accredited program or related field, Master's Degree preferred. Minimum 10 years of related experience including practical experience with safety and performance of electrical energy systems
  • Detailed knowledge of UL operations and technical vocabulary common to involved categories
  • Working knowledge of appropriate installation codes, standards or guidelines
  • Working knowledge of UL basic safety principles and HBSE
  • Working knowledge of involved conformity standards
  • Demonstrated ability to apply engineering concepts in areas of expertise, including application to complex, new or unusual products
  • Working knowledge of involved industry issues, needs and problems
  • Working knowledge of UL's Conformity Assessment Services, Follow-up Services and Standards development process
  • Ability to perform as a respected technical resource for peers, management and constituency
  • Remote position - may be located anywhere in the US