Department Of The Interior

Summary

These positions are located in Grand Canyon National Park, in the Facility Management and Engineering Division, within the Utilities Branch.

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Duties

Grand Canyon National Park is pleased to announce openings in the Facility Management and Engineering Division, within the Utilities Branch. This is an opportunity to work in state-of-the-art facilities scheduled to be commissioned from late 2025 through 2030. In total, three new water treatment facilities and three new wastewater treatment facilities will be constructed and placed into service.

We are seeking team-oriented individuals to join our inclusive, growth-oriented approach to utility management. If working with the latest technologies in the water and wastewater treatment field appeals to you, please apply. You too can live in a location that is home to one of the natural wonders of the world-right in your backyard!

Major Duties:

• The Utility Systems Repairer Operator is responsible for the efficient operation and maintenance of a secondary and a tertiary wastewater treatment plant and a reclaim water production facility, and for the adjunct systems and equipment that support those operations. Wastewater treatment plants are located at the South Rim, North Rim, and at Phantom Ranch.
• The operator must be able to perform operational checks, installation of equipment, preventive maintenance procedures, troubleshooting and corrective maintenance procedures, laboratory analysis, and calibrations and adjustments on equipment and on all flow stream treatment processes commonly associated with utility systems and with wastewater treatment methods.
• Must be able to operate and accomplish collective and preventive maintenance to the systems and to the equipment commonly associated with an aerated lagoon operation and to a tertiary treatment system that includes sedimentation filtration, recirculation, evaporation, disinfection, and de-chlorination of the facility discharge.
• Determines operational adjustments and chemical additions required to maintain potable water quality standards. Conducts random and frequent laboratory analysis to numerous potable water sample points throughout the park.
• Will be assigned to maintenance and repair duties to the pipelines when repairs are required.
• Performs all common water and wastewater related laboratory analysis required by regulatory monitoring.
• Must have the ability to analyze and repair minor electrical, electronic, and SCADA control system problems, perform calibrations to all installed equipment and systems, and complete the installation and start-up of new equipment and systems as Identified.

Area Information:

This position is stationed at Grand Canyon National Park at the South Rim located in Northern Arizona. The South Rim is located approximately 60 miles north of Williams and 82 miles Northwest of Flagstaff at an elevation of 7,000 feet. Temperatures range from approximately 90 degrees in the summer to 0 degrees in the winter. Annual precipitation averages around 13 inches.

Grand Canyon Village has schools K-12, a daycare center, post office, general store, churches, a recreation center with gym, a public library, a clinic with resident physicians, and several restaurants. The park community consists of some 2,500 people, including employees of the NPS and concessionaires and their family members. There are often employment opportunities for family members in the park and surrounding areas. The park community is small enough that many employees choose to walk or bike from their homes to work. Complete shopping, educational, medical and professional services are available in Williams and Flagstaff. Flagstaff has a population of about 75,000 and has multiple K-12 public and private schools, Northern Arizona University, and diverse community, medical and other support services. Recreational opportunities include hiking, backpacking, fishing, cross-country and downhill skiing, and golfing in nearby communities.

South Rim Housing: Permanent and Term employees with a Full Performance Level (FPL) of a GS-09 or WG-8 and above will be provided the option of accepting assigned housing, participating in the normal bid system, or accepting shared housing. Permanent and Term employees with an FPL of GS-08 or WG-7 and below may be provided the option of participating in the normal bid system or accepting shared housing. Any employee assigned to shared housing may continue to bid into non-shared housing.

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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 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 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.
• Occupancy of government quarters is required.
• If you are a new employee or supervisor in the Federal government, you will be required to complete a one-year probationary period.
• Ability to obtain Water Treatment II within one year OR State of Arizona Wastewater Treatment II and State of Arizona Wastewater Collections I license with the ability to obtain Wastewater Treatment III within one year.
• Operators may be required to acquire a Helicopter Crewmember certification.
• You may be required to travel overnight away from home up to 2 nights 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.

Qualifications

Selective Factor (Screen Out): You must have a current State of Arizona Water Treatment I license and a State of Arizona Water Distribution II license. Licenses from other states with the same grades may be considered. It is strongly encouraged to also upload this certification document into your application package as well.

To qualify for this position, you must have sufficient knowledge and ability in the following job-related factors:

1. Ability To Do The Work Of A Utility Systems Repairer Operator Without More Than Normal Supervision (SCREEN OUT).
2. Ability To Interpret Instructions, Specification, etc. (includes blueprints reading)
3. Ability To Use and Maintain Tools and Equipment
4. Knowledge of Equipment Assembly, Installation Repair, etc.
5. Knowledge of materials
6. Technical Practices (theoretical precise, artistic)
7. Use of Measuring Instruments

If your knowledge and ability in the SCREEN OUT factor above is not sufficient, you will receive no further consideration. To be found minimally qualified, your resume must show: I am able to perform the full range of Utility Systems Repairer-Operator tasks at the journeyman level under normal supervision completing the most complex and unusual tasks of a utility systems repairer operator. Independently oversee the operation, maintenance, and rehabilitation of water and/or wastewater treatment facilities, water distribution systems, and/or wastewater treatment collection systems. Oversee the operation, maintenance, and rehabilitation of potable water pumping, storage, transmission, treatment and local distribution systems, wastewater collection and pumping systems; reclaim water pumping, storage, transmission systems; chlorination systems. Oversee the operation, maintenance, and rehabilitation of water treatment facilities with daily capacity in excess of 1.0 million gallons per day and wastewater treatment facilities with daily capacity of 750,000 gallons per day.

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.

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 announcement may be used to fill additional positions if identical vacancies occur within 90 days of the issue date of the referral certificate.

Physical Demands: Work assignments typically require moderately heavy physical effort to lift, carry, or otherwise handle items typically weighing up to 40 pounds. Duties require the incumbent to maneuver into and out of specific locations while dismantling and assembling utility related equipment. The incumbent makes repairs and installations from ladders, scaffolding, and platforms where the parts of systems worked on are in hard-to-reach places. Frequent standing, walking, bending, crouching, reaching, and stooping is typical. Occasionally, climbing and work in high places may be required, as well as the use of hoists, holders, and pulleys when handling large equipment.

Working Conditions: Work is both indoors and outdoors where the incumbent may be subject to prevailing weather conditions. The incumbent may be exposed to biological hazards or diseases while cleaning equipment or shoveling sludge, and hazardous gases such as methane, chlorine, hydrogen sulfide, and carbon monoxide. The incumbent may also be subject to electrical shock, loud noises, acids, and hydraulic fluids while working around motors and pumps. There is exposure to shock, burns, and strains. The incumbent follows prescribed safety practices and uses safety equipment such as face shields, gloves, hard-toe shoes, respirators, and protective clothing that may be uncomfortable to wear. The incumbent is required to attend and participate in safety meetings and training and review and follow safety regulations and policies prior to using Personal Protective Equipment (PPE) such as goggles, rubber mats, gloves, hard hats and respirators as the jobs require. The incumbent may be required to operate motor vehicles and heavy engineering equipment.

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• Benefits
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How You Will Be Evaluated

You will be evaluated for this job based on how well you meet the qualifications above.

A review of your resume and supporting documentation will be made and compared against your responses to the Assessment Questionnaire to determine if you are qualified for this job. If your resume is incomplete or does not support the responses provided in the Assessment Questionnaire, or if you fail to submit all required documentation, you will be rated 'ineligible', 'not qualified', or your score will be adjusted accordingly. If a determination is made that you have inflated your qualifications or experience, you can lose consideration for this position. Please follow all instructions carefully; errors or omissions can affect your rating.

Candidates will be rated and ranked using Category Rating procedures. These procedures place candidates with veteran's preference above non-preference eligibles within each category. Veterans with a service connected disability of at least 10 percent are listed in the highest quality category, except when the position being filled is scientific or professional at the GS-09 grade level or higher. Under Category Rating, candidates will be rated and ranked into one of three categories:

• Best Qualified - applicants possessing experience that substantially exceeds the minimum qualifications of the position including all selective factors and are highly proficient in all requirements of the job and can perform effectively in the position
• Well Qualified - applicants possessing experience that exceeds the minimum qualifications of the position including all selective factors and are proficient in most of the requirements of the job
• Qualified - applicants possessing experience that meets the minimum qualifications of the position including all selective factors and are proficient in some, but not all of the requirements of the job.

You will be evaluated on the following competencies and/or job elements:

• Ability To Do The Work Of The Position Without More Than Normal Supervision (SCREEN OUT)
• Ability To Interpret Instructions, Specification, etc. (includes blueprints reading)
• Ability To Use and Maintain Tools and Equipment
• Knowledge of Equipment Assembly, Installation Repair, etc.
• Knowledge of materials
• Technical Practices (theoretical precise, artistic)
• Use of Measuring Instruments

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How to Apply

To apply for this position: You must complete the occupational questionnaire and submit the documentation specified in the Required Documents section below. To receive consideration, the complete application package must be submitted by 11:59 PM (EST) on 06/18/2025.You must provide documentation to support your claim for each eligibility selected. Please review the required documentation listed in the eligibilities language to ensure you submit the appropriate information. Note: You will only be marked eligible for those eligibilities that you selected and provided the appropriate supporting documentation.

WE DO NOT ACCEPT HARD-COPY OR E-MAIL APPLICATION PACKAGES.

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   • Upload any missing required documents or optional documents.
10. Review and Submit Application.
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Agency contact information

Thomas Pratt

Email

thomas_pratt@nps.gov

Address

Grand Canyon National Park

PO Box 129

20 South Entrance Road

Grand Canyon, AZ 86023

US

Next steps

Once the Occupational Questionnaire is received you will receive acknowledgement that your submission was successful. If you are among the most qualified candidates and your name is referred to the hiring official, you may be contacted directly for a possible interview. You will be notified of the status of your Application Package at the time candidates are referred for consideration, and when the selection process is complete.

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