In order to qualify for this position, your resume must provide sufficient experience and/or education, knowledge, skills, and abilities to perform the duties of the specific position for which you are being considered. Your resume is the key means we have for evaluating your skills, knowledge, and abilities as they relate to this position. Therefore, we encourage you to be clear and specific when describing your experience. Although a specific length of time and experience is not required for most trade and labor occupations, you must show through experience and training that you possess the quality level of knowledge and skill necessary to perform the duties of the position at the level for which you are applying. Qualification requirements emphasis is on quality of experience, not necessarily the length of time. Your qualifications will be evaluated on the basis of your level of knowledge, skills, abilities and/or competencies in the job elements and screen out listed below. This job has a screen-out element which will be used to determine minimum eligibility for this job. Applicants who do not receive a minimum of two points on the screen-out element(s) will be found ineligible. The Screen-out Element for this position is: the ability to perform common tasks including performing basic microbiological tests on outgoing water samples to verify the elimination of the treated microorganisms AND measuring and introducing chemicals and compounds into water system. Applicants must meet the requirements of the Office of Personnel Management (OPM) Job Qualification Handbook for Trades and Labor Occupations. Additional qualification information can be found at: https://www.opm.gov/policy-data-oversight/classification-qualifications/federal-wage-system-qualifications/#url=List-of-Approved-Job-Elementshttps://www.opm.gov/policy-data-oversight/classification-qualifications/classifying-federal-wage-system-positions/standards/5400/fws5408.pdf Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., professional, philanthropic, religious, spiritual, community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment.