In order to qualify, you must meet the quality level of experience requirements described in the Office of Personnel Management (OPM) Qualification Standards Handbook X-118C. QUALIFICATIONS: Applicants will be rated in accordance with the OPM Qualification Standard Handbook X-118C for the WL-4200 Plumbing and Pipefitting Family. Although a specific length of time and experience is not required for most blue-collar positions, you must meet any screen-out element listed and 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 the quality of experience, not necessarily the length of time. The screen out element for this position is the ability to do the work of a WATER AND FUEL SYSTEMS MECHANIC LEADER without more than normal supervision. JOB ELEMENTS: Your qualifications will be evaluated on the basis of your level of knowledge, skills, abilities and/or competencies in the following areas: 1. Working knowledge of a wide range of principles, processes, and techniques of trade(s) and/or craft(s). 2. Knowledge of safety regulations, practices, and procedures. 3. Knowledge of the use and maintenance of tools, equipment, and equipment common to trades and labor work performed by the group being led. 4. Skill in performing the trade and/or labor work of the group being led. 5. Ability to lead a team of three or more labor or trade employees. 6. Ability to plan and organize work assignments to include determining resources required to accomplish mission. PHYSICAL EFFORT: Makes repairs from work stands and other hard-to-reach places. Must stand, stoop, bend, kneel, climb, stretch, and work in tiring and uncomfortable positions. Frequently lifts parts and equipment that weigh up to 20 pounds. Occasionally lifts items that weigh over 40 pounds with assistance from other workers. WORKING CONDITIONS: Works both inside and outside, sometimes in bad weather and in areas that are noisy, dirty, dusty, and greasy. May work on scaffolding or cranes at heights of 30 or more feet, or in close quarters such as manholes or attics. Subject to electric shock, cuts, and bruises. May be exposed to temperature extremes in test facilities, extremely high noise levels, and exposure to lead, radiation, chemicals, or carcinogens. PART-TIME OR UNPAID EXPERIENCE: Credit will be given for appropriate unpaid and or part-time work. You must clearly identify the duties and responsibilities in each position held and the total number of hours per week. VOLUNTEER WORK EXPERIENCE: Refers to paid and unpaid experience, including volunteer work done through National Service Programs (i.e., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community; student and social). Volunteer work helps build critical competencies, knowledge and skills that can provide valuable training and experience that translates directly to paid employment.You will receive credit for all qualifying experience, including volunteer experience.