INDUSTRIAL HYGIENIST, GS-0690-11: Must have at least one year of specialized experience, equivalent to at least the GS-09 level, or equivalent pay band in other pay systems in the Federal government. This experience may also have been obtained in the private sector, but must demonstrate that it is comparable to the GS grade indicated. Specialized experience may have been demonstrated by: involving the recognition, evaluation, corrective actions, and elimination of environmental conditions in the workplace that causes sickness, impaired health, or illness. This experience must demonstrate a professional knowledge of the theory and application of the principles of industrial hygiene and closely related sciences such as physics and engineering controls. Such work must have involved experience in all of the following areas: the acquisition of quantitative and qualitative data, and the measurement of exposures for a variety of chemical, physical, and biological stresses; the analysis of the data acquired and the prediction of probable effects of exposures on the health and well-being of workers; and the selection and recommendation of appropriate controls, including management, medical, engineering, education or training, and personal protective equipment. Your resume must have complete information: Please ensure your resume accurately reflects the duties and responsibilities under each position you have held with each employer. In describing your experience, please be clear and specific. It is your responsibility to make sure your resume states complete information for each job entry (beginning and ending dates of employment stated as MM/YYYY; and total hours worked per week). If your resume does not provide enough information regarding your work history for us to make a creditable qualification determination, your application package may be rendered disqualified and you will no longer be considered for this position. Part-time or unpaid experience: Credit will be given for appropriate unpaid work on the same basis as for paid experience. Part-time experience will be credited on the basis of time actually spent in appropriate activities. To receive credit for such experience you must indicate clearly the nature of the duties and responsibilities in each position held and the number of hours per week spent in such employment. Qualifications must be met by the closing date: You must meet all qualification and eligibility requirements by 06/22/2026