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Plumber (Seasonal)

National Park Service
6 days ago
Full-time
On-site
Yosemite National Park, California, United States

Summary

This position is a Plumber. The primary purpose of the position is to service all plumbing systems within the park.
Likely Entry On Duty: October - November 2026.
Applications must be submitted by 11:59 (EST) on the close of 8/17/2026 to be considered.
For more park(s) information, select "Learn more about this agency" below:


Duties

As a Plumber your duties will include but are not limited to the following:

  • Performs preventive maintenance to all plumbing and mechanical equipment and parts. Installs, modifies, and repairs plumbing fixtures (bathtubs, showers, toilets, sinks, water fountains, and their associated hardware.
  • Cleans gravity type sewage drain lines, repairs or replaces potable water lines, and makes connections and repairs to water mains and fire hydrants
  • Installs and makes repairs to sewer drain systems (these include septic tanks, drain fields, sewage lift pumps, and related piping
  • Installs, repairs, and performs preventive maintenance to heating and cooling systems
  • Packs valve stems, services check valves, flanges, altitude valves, gauges, and all pumping equipment used in water systems.

Requirements

Conditions of employment

  • 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 operate a government (or private) motor vehicle as part of your official duties; a valid driver's license is required. You will be required to submit a Motor Vehicle Operator's License and Driving Record.
  • 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.
  • You may be required to travel overnight away from home up to 1 night per month. You must obtain a government charge card for travel purposes.
  • Government Charge Card: You may be required to complete training and obtain/maintain a government charge card with travel and/or purchase authority.
  • Applicants must be at least (1)18 years old or (2) at least 16 years old and: (a) Have graduated from high school or been awarded a certificate equivalent to graduating from high school; or (b) Have completed a formal vocational training program; or (c) Have received a statement from school authorities agreeing with their preference for employment rather than continuing their education; or (d) 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.
  • Ability to lift 50 pounds

Qualifications

To qualify for this position, you must have sufficient knowledge and ability in the following job-related factors:
The screen out element for this position is: Ability To Do The Work Of The Position Without More Than Normal Supervision

  1. Knowledge of Equipment Assembly, Installation, Repair, etc.
  2. Technical Practices (theoretical, precise, artistic)
  3. Ability to Interpret Instructions, Specifications, etc. (includes blueprinting and reading)
  4. Measurement and Layout
  5. Ability to Use and Maintain Tools and Equipment
  6. Troubleshooting
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 specifically prepared you for this job and to perform the duties described for this job. Experience should be clearly described and documented in your resume. The qualifications reviewer will not assume performance of such duties by Job Titles alone. Address your knowledge, skills and/or abilities in the areas shown in the job-related factors.
Volunteer Experience: 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; religious; 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.
Career Transition Assistance Plan (CTAP) or Interagency Career Transition Assistance Plan (ICTAP): Department of Interior (DOI) Career Transition Assistance Plan (CTAP) procedures apply in filling this vacancy. These programs apply to employees who have been involuntarily separated from a federal service position within the competitive service or Federal service employees whose positions have been deemed surplus or no longer needed. To receive selection priority for this position, you must: (1) meet CTAP or ICTAP eligibility criteria; (2) be rated well-qualified (i.e., meet the minimum qualification requirements, including any selective placement factors; education, and experience requirements) for the position with a score of 85 or above on the rating criteria for this position., and be able to perform the duties of the position upon entry. Applicants claiming CTAP/ICTAP eligibility must submit a copy of their most recent performance appraisal, proof of eligibility, and most current SF-50 noting position, grade level, and duty location with their application.
For more information visit: http://www.opm.gov/rif/employee_guides/career_transition.asp.

Education

There is no substitution of education for experience for Wage Grade (WG) positions.

Additional information

A selectee receiving a first appointment to the Federal Government (Civil Service) is entitled only to the lowest step of the grade for which selected. The display of a salary range on this vacancy shall not be construed as granting an entitlement to a higher rate of pay.

This job opportunity announcement will be used to fill one or more additional selections at any time without notification.

Non-Competitive Rehire Eligibility: Temporary seasonal employees can only maintain their non-competitive rehire eligibility if they work no more than a combined total of Temporary NTE less than 1040 hours, or 1560 hours if the position falls under the Exception to the General Time Limits for Temporary Seasonal positions, anywhere in the National Park Service (NPS) within their established service year. Accordingly, non-competitive rehire eligibility allows for re-appointment to the same position or another position appropriate for temporary appointment with the same qualification requirements (5 CFR 316.402[b][7]), based on series and grade, anywhere in the major subdivision (NPS).

If you have held a temporary seasonal appointment in the past 12 months and have already worked the maximum hours during that period, you are still welcome to apply. However, please be aware that exceeding the appointment limit in your established service year will result in the loss of your non-competitive rehire eligibility.

The limit can be exceeded by working multiple temporary seasonal positions that result in a combined total greater than the appointment limit.

Employment may be terminated at any time due to fluctuations in funding levels, project needs, employee performance, or other considerations.
Physical Demands: Incumbent makes repairs and installations from ladders, scaffolding, and platforms in hard-to-reach places. Often works in excavated holes in water and mud. Subjected to odors and irritants. Requires considerable standing, stooping, bending, kneeling, climbing, and working in uncomfortable positions. Frequently lifts, carries, and sets up equipment that may exceed 50 pounds.
Working Conditions: Work is done inside and outside in dirty, greasy areas. May work in all types of weather conditions, including long periods of exposure to hot sun and bad weather, such as rain, snow and/or high winds. Incumbent is exposed to dirt, dust, spray and fumes; possible bites of poisonous and nonpoisonous insects; and broken bones, cuts, bruises, etc.
Reasonable Accommodation: The USFWS provides reasonable accommodations to applicants with disabilities. Please visit USAJOBS Help Center | Reasonable accommodation policy if you need a reasonable accommodation for any part of the application and hiring process.
Applicants who apply under this job opportunity announcement agree to have their application, associated documents and applicable personal information shared with other Bureaus/Offices within the Department of the Interior (DOI) who have vacancies within the same occupational series, grade, full performance level and in the same geographic location(s), including within the same metro/commuting area. Applying to this announcement does not replace the need to apply to other job opportunity announcements for which you wish to receive consideration.

Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution.

A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits.

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Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered.