To qualify for this position, applicants must meet all requirements by the closing date of this announcement. EXPERIENCE: A specific length of training and experience is not required, but you must show evidence of training or experience of sufficient scope and quality of your ability to do the work of this position. Evidence which demonstrates you possess the knowledge, skills, and ability to perform the duties of this position must be supported by detailed descriptions of such on your resume. Applicants will be rated in accordance with the OPM Federal Wage System Qualification Standards. SCREEN-OUT ELEMENT: Your qualifications will first be evaluated against the prescribed screen out element, which usually appears as question 1 in the on-line questionnaire. Those applicants who appear to possess at least the minimal acceptable qualification requirement are considered for further rating; those who do not are rated ineligible and are eliminated. The potential eligibles are then rated against the remainder of the Job Elements: Ability To Do The Work Of The Position Without More Than Normal Supervision Knowledge of Equipment, Assembly, Installation, Repair, etc. Technical Practices (theoretical, precise, artistic) Use of Measuring Instruments Ability To Interpret Instructions, Specification, etc. (includes blueprinting reading) Ability To Use and Maintain Tools and Equipment Knowledge of Materials Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religions; 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. You will receive credit for all qualifying experience, including volunteer experience. Note: A full year of work is considered to be 35-40 hours of work per week. Part-time experience will be credited on the basis of time actually spent in appropriate activities. Applicants wishing to receive credit for such experience must indicate clearly the nature of their duties and responsibilities in each position and the number of hours a week spent in such employment. Physical Requirements/Working Conditions: Works from ladders, scaffolding and platforms and where the parts of systems worked on are in hard-to-reach places. This requires the incumbent to stand, stoop, bend, kneel, climb and work in tiring and uncomfortable positions. The incumbent frequently lifts, carries and sets up parts and equipment that weigh up to 40 pounds. Occasionally, the incumbent is required to lift items in excess of 40 pounds. Work is carried out in tiring positions such as standing, crouching, stooping and kneeling. Considerable manual manipulations are required and physical strain is encountered in performing tedious repairs in hard to get to places. Muscular effort is expended in lifting, pulling or pushing while putting on repairs or working on parts of heavy equipment. The work is done inside and outside and is usually dirty, dusty and greasy. The incumbent is sometimes required to work outside in bad weather and in areas that are noisy. Incumbent occasionally is exposed to the possibility of broken bones, electrical shock and burns. Incumbent is frequently exposed to the possibility of cuts, bruises, scrapes and infections. Incumbent assists with tasks in steam tunnels, attics, crawl spaces and trenches where the incumbent is exposed to possible burns from hot water and steam. Danger of falling from scaffolding or ladders. Fumes from refrigerants, gas, carbon dioxide, and dirty, greasy and noisy work constitute a disagreeable and unavoidable element of the job.