Welcome to the
National Association of Stationary Operating Engineers® NASOE:

Benefiting Society in the Advancement of Professionalism in Operating Engineers Licenses through Independent Assessment by Competency Examinations.

National Association of Stationary Operating Engineers® is commonly referred as NASOE, and is NASOEan organization providing individuals with stationary engineer license service by independent assessment through Examining Agencies. A stationary engineer is a very-broad description of land-based operating engineers meaning not a marine operating engineer. The assessment is by examination or reciprocity. NASOE has testing centers throughout America and parts of Canada.

Individual stationary engineer license service by independent assessment is for individuals who are responsible for the operation and maintenance of either a steam or hot water boiler(s), steam turbine(s), electrical power generation, chillers, gas turbine(s) or combined cycle combustion turbine. The certification can be further identified by individual duties or a combination of individual duties as follows:

    • Management/Supervisory Certification - Responsible for entire plant
    • Supervisory Certification - Responsible for individual shift
    • Non-supervisory Certification - Group Leader
    • Non-supervisory Certification - Shift Engineer

Attached is a PDF of typical organizational structures when applying a license.

To ensure continued development of licensure programs, National Association of Stationary Engineers® has a Commissioners of Examiners consisting of Examiners and License-Holders at Large. Our newest 'License-Holder At-Large' for NASOE's Gas Turbine License Program is C. Cleverly who is also a licensed power engineer.

The NASOE Official Operating Engineers License

NASOE is also recognized and required by Fortune 500 Companies as well as military installations, and jurisdictions. In addition, NASOE has license-holders in the following jurisdictions: Alaska, California, Chicago, Colorado, Connecticut, Dearborn, Detroit, Erie, Florida, Grand Rapids, Idaho, Illinois, Iowa, Kentucky, Los Angeles, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New Mexico, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Texas, Vermont, Wisconsin, West Virginia, Washington DC, Wisconsin, United States Coast Guard (Marine Engineer) and Ontario Canada, Alberta Canada, Lebanon, UAE.


Consider a National Association of Stationary Operating Engineer® (NASOE) Licensing to advance your professional status today!


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