Duty Plant Operator

Maricopa-Count; Phoenix (AZ); On-site; USD 39,000 - 55,000; Full time

Benefits offered by this job

Tuition reimbursement

Flexible work-life balance

Growth opportunities

Low-cost healthcare for dependents

Job summary

Maricopa County is seeking a Duty Plant Operator to monitor and operate the 24/7 Facilities Operation Center. You will initiate corrective actions by dispatching staff for HVAC and mechanical equipment, boilers, and alarms, ensuring safety and continuous operation.

The role requires a background in building systems maintenance, strong communication, and the ability to manage multiple logs and work orders. On-site work with shift hours and overtime potential.

Qualifications

• Three years of experience operating and maintaining equipment for building systems such as HVAC, boilers, combustion controls, water treatment systems, or stationary engineer duties.
• High school diploma or GED required; apprenticeship substitution allowed for up to one year of experience.

Responsibilities

• Operate and monitor the 24-hour Facilities Operation Center.
• Dispatch staff for HVAC, boilers, alarms, and other services during trouble or emergencies.
• Input and dispatch routine and emergency work orders; maintain logs and coordinate with field technicians.

Skills

HVAC systems

Boilers

Water treatment

Facilities automation

Education

High school diploma or GED

Apprenticeship program

Tools

Maximo

Microsoft Office

Maintenance management system

Job description

Posting Date11/05/26Application Deadline11/19/26Pay Range$28.00 - $40.00 hourlySalary offers are based on the candidate's equivalent experience and internal equity with other employees within the same job classification. The position is eligible for overtime compensation for all hours worked over 40 in the designated workweek.Job TypeUnclassifiedDepartmentFacilities ManagementAbout the PositionOperations and Maintenance is a customer-driven support division that provides day-to-day maintenance and ensures the successful operation of all County Facilities. The Duty Plant Operator operates and monitors the 24-hour Facilities Operation Center. This position initiates corrective action in the event of trouble or emergencies by dispatching appropriate staff for HVAC and mechanical equipment, boilers, fire and elevator alarms, and other services.The scheduled hours for this position are Wednesday through Saturday, 2:00 PM to 12:00 AMShift differential pay is available for this position.About UsAs the landlord for all facilities owned by Maricopa County, the Facilities Management Department is responsible for the planning, design, construction, maintenance, and operations of more than 200 facilities comprised of over 10 million square feet. Facilities Management is made up of a collaborative team that provides and performs various functions to meet the facility-related needs of all Maricopa County Departments. Our broad range of services includes various aspects of the ongoing operations and maintenance of all County-owned facilities, management of all facility projects, and in-house design services.About UsAs the landlord for all facilities owned by Maricopa County, the Facilities Management Department is responsible for the planning, design, construction, maintenance, and operations of more than 200 facilities comprised of over 10 million square feet. Facilities Management is made up of a collaborative team that provides and performs various functions to meet the facility-related needs of all Maricopa County Departments. Our broad range of services includes various aspects of the ongoing operations and maintenance of all County-owned facilities, management of all facility projects, and in-house design services.Proud to OfferWork with a greater purposeTuition reimbursementExceptional work-life balanceOpportunities for growth and development within Maricopa CountyLow-cost, high-value healthcare for you and your qualifying dependentsChild care benefits, including access to our on-site center, Maricopa County Kids Club , dedicated to serving Maricopa County familiesPaid vacation, sick time, and parental leaveExtensive wellness program, including an incentiveEnrollment in the Arizona State Retirement System, a defined retirement benefit requiring an 11.98% per paycheck contribution rate that includes a 100% employer match on Day 1Want to learn more about the County’s Qualifying and Compensation Philosophy? Follow this link to learn more! Work With Us | Maricopa County, AZWe RequireThree years of experience operating and maintaining equipment for building systems, such as HVAC, boilers, combustion controls, water treatment systems, or stationary engineer dutiesHigh school diploma or GEDCompletion of an apprenticeship program or vocational education may substitute for up to one year of the experience requirementOther RequirementsSuccessful candidates must currently possess, or have the ability to obtain, a valid Arizona driver's license by the time of hireMust complete a Prison Rape Elimination Act (PREA) and MCSO background investigation and TOC certification to access County detention facilitiesWe Also ValueExperience in industrial or heavy commercial, institutional/detention environmentExperience in the use of Facilities Automation Systems (FAS)Trained in the use of Maximo or other computer-based work order management systemExperience in Microsoft OfficeJob ContributionsOperate PCs, boilers, air handlers, air compressors, domestic water system, chilled water system, water softeners, heating system, air movement equipment, sewer injection systemsInput and dispatch routine and emergency work orders using the maintenance management system and Windows software. Maintain constant verbal communications with clients and field technicians, monitor and control temperatures utilizing the Facilities Automation System computer; notify proper authorities and management staff on emergency callsMonitor HVAC, chemical treatment/refrigerant alarms, elevator and fire alarms, and respond appropriately; respond to building indoor air quality issuesMaintain the duty operator log and a variety of other daily logsCollect and analyze data to ensure continuous operation of pump systems and air handling equipment throughout the administration building, courts, jails, and other buildings of the CountyCall out on-call personnel during after-hours emergency situationsOther job duties as assignedWorking ConditionsExerting 20 - 25 pounds occasionally, 10 - 25 pounds frequently, or up to 10 pounds constantlyIncumbent may be subjected to moving mechanical parts, vibrations, fumes, odors, dusts, poor, ventilation, chemicals, oils, extreme temperatures, inadequate lighting, workspace restrictions, intense noises, and travelThe work will occur in an office and field environment. While performing the duties and responsibilities the employee may be exposed to loud noise, noxious odors, unsanitary conditions, chemicals, electricity, moving mechanical parts, varying weather conditions, and other related conditions and situations. Position is subject to atmospheric conditions: fumes, odors, dust, mists, gases, or poor ventilationThis is a 24/7 operations support position that will include overnight or weekend hours and is subject to shift differential pay. This position requires the employee to be in the office and/or customer-facing for all hours workedSpecial working environments include, but are not limited to, jails, adult and juvenile detention facilities, medical facilities (both detention and public health), forensics, courts, and related justice facilitiesThis position may require a rotating on-call/stand-by schedule, including nights, weekends, and holidaysProtective Equipment RequiredMust be capable of using various forms of personal protective equipment (PPE) as required to fulfill the requirements of the position.Selection ProcedureConsideration will only be given to candidates who submit online applicationsCandidates will be contacted primarily through email and their Workday online application profileMust pass a pre-employment background and/or fingerprint investigation as required by statute or policy, including drug and alcohol testing requirements for positions designated as safety-sensitiveMaricopa County is an equal opportunity employer and is committed to providing equal employment opportunities to all applicants. If you require a reasonable accommodation during the application process or to perform the essential functions of the position under the Americans with Disabilities Act (ADA), please contact [e-mail] to initiate the interactive process.