MAINTENANCE MECHANIC

QUALIFICATIONS: Applicants will be rated in accordance with the OPM Qualification Standard Handbook X-118C for the WG-4700 General Maintenance & Operations Work Group. 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 ability to do the work of a WG-4749 MAINTENANCE MECHANIC more than normal without 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 Knowledge of the principles and theories of air conditioning and refrigeration and properties of refrigerants, mechanical, electromechanical, and pneumatic principles to inspect, install, test, maintain and repair power boilers and associated auxiliary and pollution control equipment, and the construction and operation of a variety of large industrial and commercial refrigeration and A/C systems 2 Knowledge of electrical equipment, i e , meggers, test lamps, voltage testers, ammeters, and polarity testers. 3 Knowledge of safety regulations, practices, and procedures, and regulations, procedures, and policies related to records maintenance and documentation. 4 Skill m dismantling, repairing, and reassembling pumps, Impellers, compressors, chillers, receivers, and evaporators to include balancing, aligning, and maintaining turbines, pumps, generators, and ash shredding equipment and preheaters, troubleshooting complex problems on large projects, and applying prescribed test procedures. 5 Skill m the use of hand tools, power tools, and a variety of test equipment. 6 Ability to read and interpret instructions, blueprints, drawings, sketches, and specifications, and maintain difficult balances of a variety of refrigerant controls and complicated motor controls. Physical Effort The employee lifts, carries, and handles equipment up to 50 pounds unassisted and over 50 pounds with assistance Works from ladders, scaffolding platforms, or cramped areas where equipment, parts, or tools are hard to reach Work requires frequent stooping, stretching, bending, kneeling, and working m tiring, uncomfortable positions for long periods In addition, work involves frequent movement and maneuvering of large, heavy equipment using hoists, holders, and pulleys as required. Working Condition The employee works indoors and outdoors, on elevated structures, and m cramped areas Subject to discomfort from face masks or other protective devices when there is a possibility of exposure to chemicals, heat, steam, noise, noxious gases, fumes, or acids Occasionally works outside, on top of buildings, m drafty attic spaces, and in cramped areas with low overheads Subject to possible burns, electrical shocks, cuts, strains, bruises, and chemical irritations. To reduce dangers from these and other similar conditions, follows prescribed safety practices and use safety equipment such as safety glasses, hard-toe shoes, respirators, hard hats, and fire retardant gloves 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.
The primary purpose of this position is to install, maintain, repair, and modify large/complex heating includes heating boilers and single and multiple fuel power boilers), ventilation, air conditioning and refrigeration (HV AC/R) systems and support equipment mechanical mechanical system controls and distribution lines.