Maintenance Mechanic; seasonal

Summary

This position is located in a National Park Service Unit. The primary purpose of the position is to perform building and/or utility maintenance and operation duties. Open to the first 65 applicants or until 01/01/2026 whichever comes first. Applications submitted by 11:59 (EST) on closing day will be considered. The typical seasonal entry‑on‑duty period is April‑December but can be variable during these months.

Anticipated Entry on Duty:
April 2026
.

• Performs all preventative maintenance, operational checks, repair, layout, installation, troubleshooting, tracing, locating defects, modification on and new existing secondary electrical systems from transformers to final connections park-wide.
• Installs, modifies, and repairs new and existing utility, supply, and disposal systems and equipment such as sewage, water, oil, and gas distribution systems and water closets, tubs, fire sprinkler systems, and showers, and lay out of such things as angles, arcs, and circles.
• Provides support in the areas of operation, maintenance, troubleshooting and repair of various historic and non‑historic buildings within the National Park Service.
• Constructs, alters, modifies, or repairs a wide range of features in buildings, quarters and other facilities.
• Performs painting duties with little oversight and/or review of work during progress or upon completion.
• Must determine roofing work to be completed, locating leaks and determining their cause and extent of damage, selecting the work method to be followed for repair, and determining and using a greater variety of roofing materials and accessories such as shingles, roofing felt, and asphalt.

• U.S. Citizenship required.
• Appointment subject to background investigation and favorable adjudication.
• Meet Selective Service Registration Act requirement for males.
• Selectee will be required to participate in the Direct Deposit Electronics Funds Transfer Program.
• You will be required to wear a uniform and comply with the National Park Service uniform standards. A uniform allowance will be provided.
• You may be required to work on‑call, evenings, weekends, holidays, overtime and shift work.
• Applicants must be at least 18 years old or: 16 years old and have graduated from high school or have received a certificate equivalent to graduating from high school; or have completed a formal vocational training program; or have received a statement from school authorities agreeing with their preference for employment rather than continuing their education; or be currently enrolled in a secondary school and either work only during school vacation periods or work part‑time during the school year under a formal student employment program.
• You are required to have a valid State Driver’s License.
• Incumbent may also be exposed to energized circuits, electrical shock, burns, electrical rotary devices, cuts and abrasions from the use of tools and equipment and burns from chemicals.

• Ability to do the work of a Maintenance Mechanic, WG‑4749‑10, without more than normal supervision. (SCREEN OUT)
• Knowledge of equipment assembly, installation repair, etc.
• Technical practices (theoretical, precise, and artistic).
• Use of measuring instruments.
• Ability to use and maintain tools and equipment.
• Ability to interpret instructions, specifications, etc.
• Knowledge of materials.

• The incumbent of this position must possess and maintain an EPA Section 608 of the Clean Air Act Certification card and EPA number.

You must include months, years and hours per week worked to receive credit for your work and/or volunteer experience. One year of specialized experience is equivalent to 12 months at 40 hours per week. Part‑time hours are prorated. You will not receive any credit for experience that does not indicate exact hours per week or is listed as “varies”. Experience listed as full‑time will be credited at 40 hours per week.
If your knowledge and ability in the SCREEN OUT factor above is not sufficient, you will receive no further consideration. In preparing your application, describe in detail the experience and training which you have had that…