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 ABILITY TO DO THE WORK OF THE POSITION WITHOUT MORE THAN NORMAL SUPERVISION, such as: Ability to evaluate installation areas and estimate the types and amount of insulation required while considering factors of size, shape, temperature, accessibility, environment, and physical appearance; Ability to insert lacing rings, washers, hooks and grommets into the insulating covers and fasten them with wire; Ability to perform mathematical calculations in order to calculate and perform a variety of linear, angular, cubic, and circular measurements and compute such factors as thermal conductivity and sound absorbency to properly select the insulation required; Ability to plan and layout, repair, and modify projects to ensure a uniform finish, stability, and continuity of insulating qualities; Ability to interpret blueprints, sketches, drawings, process instructions, specifications, and project plans to identify the dimensional characteristic of surfaces, curves, angles, and slopes to be covered. 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-Elements https://www.opm.gov/policy-data-oversight/classification-qualifications/federal-wage-system-qualifications/#url=WG-3600 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.