JOB SUMMARY: Work involves the construction, alteration, installation, repair and modification of items and structures such as framework, rafters, concrete forms, walls, doors, finished paneling, window frames, interior and exterior trims, staircases, trusses, beams, and miscellaneous items such as workbenches, counter tops, bookcases, equipment cabinets, and computer consoles where accuracy, spacing and fit are essential and structural soundness and appearance are important. MAJOR DUTIES: Involves the construction, alteration, installation, repair and modification of items and structures such as framework, rafters, concrete forms, walls, doors, finished paneling, window frames, interior and exterior trims, staircases, trusses, beams, and miscellaneous items such as workbenches, counter tops, bookcases, equipment cabinets, and computer consoles where accuracy, spacing and fit are essential and structural soundness and appearance are important. Acts as an inspector on outside contracts and on work performed by less than journeymen of the trade. Constructs, rehabilitates, modifies and assembles from blueprints, sketches, and verbal instructions, structures such as framework rafters, doors, finished paneling, windows, interior and exterior trims, staircases, trusses and beams, small buildings, building interior finishing, etc. Repairs doors, windows, wood substitute items, exterior siding, flooring and interior fabric as necessary in the course of stabilization/restoration and to ensure completeness and structural integrity. Repairs roof sheathing and rafters as required. Fabricates duplicate replacements of deteriorated wood members such as moldings, beams, timbers and stairways. Construction of difficult angle and curved cuts must be exact. TERM: This is a term position (more than 1 year) with an initial appointment expecting to last at least 13 months but may be extended up to a total of four years, or more based on any changes to regulations governing the number of years term appointments may last, without further competition. Term positions do not convey permanent status in the Federal service. Extensions are in one-year intervals NTE 4 years total. The National Park Service retains the right to extend the duration of this appointment after selection and/or appointment, based on changes to the regulation governing the number of years term appointments may last. This change, which may be made at the agency's sole discretion and without further competition, shall not be construed or interpreted as the granting of a right to a selectee or employee to such an extension. No extension to a term appointment shall be granted to a selectee/employee to an amount of time that exceeds the maximum number of years authorized under any present or current regulation, unless such regulation expressly allows such action. IMPORTANT: Click the 'Apply for this job' button to view a complete job description.