Utility Systems Operator Helper (Seasonal)

National Park Service; California; On-site; USD 29,000 - 34,000; Full time

Job summary

National Park Service in Yosemite National Park, California, seeks a Seasonal Utility Systems Operator Helper to support water treatment facilities, lift stations, and composting toilet systems. The role includes janitorial duties, routine maintenance, sample collection, and daily logging of operations.

Incumbents may hike to remote sites and face variable schedules and weather conditions. The position is open under the Fed Transition path with a posted entry-on-duty window May–July 2027 and a

Responsibilities

• Operate water treatment facilities, lift stations and distribution systems
• Perform janitorial duties for composting toilets, comfort stations, and remote toilets
• Document daily logs with pile temperature, liquid level, visitor counts and bulking agent usage
• Monitor gauges, meters and control panels; collect samples and transport to lab; perform routine maintenance on septic systems

Job description

Utility Systems Operator Helper (Seasonal)

• Location: Yosemite National Park, California
• Schedule: Work schedule is dependent on the position.

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.

Key Responsibilities

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 & Education

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

Which agency is hiring for this position?

This position is with National Park Service, Department of the Interior.

What is the salary for this position?

The posted pay range is $21.18 - $24.74/hr.

What is the application deadline?

Applications close on 2026-10-26.

What is the work schedule?

This is a Work schedule is dependent on the position. position.

Who is eligible to apply?

This position is open under the 'Fed Transition' hiring path.

Source: USAJOBS.gov - U.S. Federal Government · Retrieved 2026-10-21 · Not affiliated with or endorsed by OPM or USAJOBS.gov