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) Ability to Interpret Instructions, Specifications, etc. (includes blueprint reading) Measurement and Layout Ability To Use and Maintain Tools and Equipment Trouble shooting 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: Requires heavy physical work; heavy lifting, pushing, or pulling required of objects up to 50 pounds. Frequently lifts, carries, and sets up parts and equipment that weigh up to 40 pounds. The incumbent must perform tasks in tiring and uncomfortable positions such as standing, bending, stooping, or crouching, kneeling, crawling or prone positions. Physical work is a primary part (more than 70%) of the job. The work is done inside and outside and is usually dirty, dusty, and greasy. The incumbent is sometimes required to make repairs and installations outside in extreme weather conditions. Work involves almost constant exposure to unusual elements, such as extreme temperatures, toxic chemicals, bio-hazardous materials, dirt, dust, fumes, smoke, and/or loud noises. Incumbent performs tasks in steam tunnels, attics, crawl spaces and trenches where he is exposed to possible burns from hot water and steam, dampness from leaks, filth from sewers, waste traps and other breeding places for bacteria. He is subject to cuts, bumps, bruises, danger of falling from scaffolding or ladders with occasional exposure to the possibility of broken bones, and has frequent exposure to the possibility of scrapes, burns, and infections. Occasionally makes repairs in areas where bad smelling fumes are present.