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: 1) Installing, repairing, and maintaining a variety of complete electrical systems and equipment such as series, parallel, and compound circuits for single and multiple phase alternating current of varying voltage, amperage, and frequency; 2) Interpreting and applying the National Electrical Code, local codes, building plans, blueprints, wiring diagrams, and engineering drawings, and skill in the use of trade formulas to calculate common properties; 3) Operating hand and power tools, such as cable pullers, hydraulic benders, and pipe threading machines; and a wide variety of test equipment, e.g., meggers, multimeters, frequency meters, watt meters, power factor meters, vibro-grounds, phase rotation meters, audio tone location equipment, high potential testers, ground fault interrupter testing equipment, recording amp meters, circuit analyzers, circuit breaker testers, resistance bridges, and cathodic protection test sets;4) Planning and laying out routing, placement, and arrangement of industrial or similarly complex systems, circuits, controls, and equipment; and 5) Determining installations and repairs including, types, sizes, gauges, and layout of conduit, wiring, couplings, fittings, relays, controls, and distribution panels. 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.