Utility Systems Operator Helper (Seasonal)

National Park ServiceYosemite National Park, Californiausajobspublished 10/19/2026
Must-have:Remote

Your tasks

The efficient operation of water treatment facilities and collection systems including lift stations, distribution systems, composting toilets, and comfort stations. Janitorial duties for composting toilets, comfort stations and remote toilet facilities; Routine maintenance operations on composting toilets, raking piles, adding bulking agent, removing trash, and removing composted end-product; Checks for proper operation of composting tank ventilation fans; Documents information on the daily log which includes pile temperature, liquid level, visitor count, bulking agent added and toilet paper added. Follows procedures preparing chlorine solutions from stock, obtaining daily chlorine residuals and turbidity measurements and recording results on water reports, collecting routine bacteriological samples and transporting them to the lab; Monitors gauges, meters and control panels of water treatment plants. Assists in performing routine maintenance to septic tanks, including mixing solids, inspecting solids, and assisting operator with sludge pumping. Physical Demands: Regularly lifts, carries and handles items weighing up to 50 pounds and occasionally lifts and carries items of up to 90 pounds, unassisted; may use mechanical equipment or seek assistance of other workers to handle very heavy items. Extreme effort is occasionally required in the operation of wrenches or other hand tools. There is frequent standing, walking, bending, climbing, reaching, and stooping. Incumbent works in uncomfortable positions for extended periods. Frequently hikes over steep, mountainous terrain with a backpack. Incumbent may be required to hike up to 15 miles per day at elevations of up to 11,000 feet. Working Conditions: The incumbent services numerous widely separated facilities in remote locations. Could be exposed to noise from machinery and tools, rotating machinery, dirt, grease, chemicals, oil, fumes, and sewage. May be exposed to the possibility of burns, cuts, abrasions and infection. Works with and around stock animals. Incumbent usually works outside and occasionally indoors. Is subject to adverse weather conditions and may be required to work in temperatures from zero to 120 degrees F. and at elevations from sea level to 11,000 feet. Incumbent must follow prescribed safety practices and may be required to use various types of personal protective equipment (PPE) such as protective clothing, eye protection, hearing protection, hard hats, gloves, steel-toe shoes, and respirators.

Requirements

Applicants must be physically fit and as required in the Office of Personnel Management Qualifications Handbook X-118C, must possess the knowledge, skills, and abilities of the job elements listed below to perform the duties of the position at the level for which they are applying. A specific length of time and experience is not required. Qualification requirements emphasis is on the quality of experience, not necessarily the length of time. You must meet the 2-point level on the screen out factor/element and an average of level 2 on all factors/elements listed. To qualify for this position, you must have sufficient knowledge and ability in the following job-related factors: Ability To Do The Work Of The Position Without More Than Normal Supervision (SCREEN OUT) Ability To Interpret Instructions, Specifications, etc. (other than blueprints) Dexterity and Safety Knowledge of Equipment Assembly, Installation Repair, etc. Operation of Water Treatment Systems Technical Practices (theoretical precise, artistic) Use of Measuring Instruments 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.

CTAP/ICTAP Statement: Current surplus and current or former displaced Federal individuals who have special priority selection rights under the Agency Career Transition Assistance Program (CTAP) or the Interagency Career Transition Assistance Program (ICTAP) must be well qualified for the position to receive consideration for special priority selection. Well qualified means that the applicant meets the following: OPM qualification standards for the position; all selective placement factors, where applicable; special qualifying conditions that OPM has approved for the position, where applicable; is physically qualified with reasonable accommodation, where appropriate to satisfactorily perform the duties of the position upon entry; and is rated by the organization at least at the well qualified level on all competencies. Federal employees seeking CTAP/ICTAP eligibility must submit proof that they meet the requirements of 5 CFR 330.605(2) for CTAP and 5 CFR 330.704 for ICTAP. This includes a copy of the agency notice, a copy of their most recent Performance Rating, and a copy of their most recent SF-50 noting current position, grade level, and duty location.

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

U.S. Citizenship required. Appointment subject to background investigation and favorable adjudication. Meet Selective Service Registration Act requirement for males. 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 must also submit (within a State sealed envelope or submitted directly by the State authorities), and at your own expense, all certified driving records from all States that disclose all valid driver's licenses, whether current or past, possessed by you. 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 10 nights per month. You may have to obtain a government charge card for travel purposes. 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. Travel, transportation & relocation expenses will not be paid. Relocation expenses will be the employee's responsibility.

Other

The anticifpated seasonal entry-on-duty period is May through July but can be variable during these months due to weather conditions, project needs, or funding. Anticipated Entry on Duty: May 2027.