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 the duties of an Heavy Equipment Repairer as demonstrated by working under close supervision including performing work related to the servicing, maintenance, and/or repair of heavy mobile equipment such as vehicles, firefighting equipment, tank and pumper trucks, refueling trucks, and/or air field support equipment, materials handling equipment, automotive vehicles, or heavy vehicles and equipment; performing scheduled maintenance, operational checks, and/or repairs and adjustments, as needed; removing, adjusting, or replacing defective and worn part and components; assisting higher graded personnel in disassembling/assembling, repairing major systems, components and operating mechanisms; using basic diagnostic equipment and analyzers; using basic hand tools; reading and comprehending repair/parts manuals, procedures, and instructions. Additional qualification information can be found from the following Office of Personnel Management website:??????? https://www.opm.gov/policy-data-oversight/classification-qualifications/federal-wage-system-qualifications/#url=List-of-Approved-Job-Elements 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.