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 LEAD OR SUPERVISE: Disassembling and making onsite repairs to marine equipment and machinery such as main propulsion machinery, auxiliary engines, speed reduction and acceleration mechanisms. Taking responsibility for independently diagnosing, planning, and completing projects or work orders involving major systems in their entirety. Checking work in progress and finished work to ensure supervisors instructions on work sequence, procedures, methods, and deadlines have been met. Ensuring needed plans, blueprints, materials, and tools are available. Instructing on proper work procedures and methods. 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 and https://www.opm.gov/policy-data-oversight/classification-qualifications/federal-wage-system-qualifications/#url=WG-5300 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.