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Water Treatment Operator Trainee Jobs in Decatur, GA

City of East Point

Water Plant Operator II

Atlanta, GA

$27/hr

Work involves the operation of water treatment facilities and equipment to ensure compliance with ... Incumbents in this classification are fully qualified plant operators responsible for the efficient ...

Momar Inc

Water Treatment Salesperson

Atlanta, GA · On-site

Conduct water analyses, review operator logs, write reports, manage inventory, adjust chemical feed and control equipment, and place product orders to optimize water treatment processes. * Track ...

City of East Point

Water Plant Operator I

Atlanta, GA

$30/hr

Work involves the operation of water treatment facilities and equipment to ensure compliance with ... Incumbents in this classification are fully qualified plant operators responsible for the efficient ...

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All JobsWater Treatment Operator Trainee JobsWater Treatment Operator Trainee Jobs in Decatur, GA

Water Treatment Operator Trainee information

See Decatur, GA salary details

$13

$26

$48

How much do water treatment operator trainee jobs pay per hour?

As of Jun 28, 2026, the average hourly pay for water treatment operator trainee in Decatur, GA is $26.76, according to ZipRecruiter salary data. Most workers in this role earn between $18.99 and $32.16 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Water Treatment Operator Trainee, and why are they important?

To thrive as a Water Treatment Operator Trainee, you need a basic understanding of water treatment processes, mechanical aptitude, and typically at least a high school diploma or GED. Familiarity with laboratory testing equipment, SCADA systems, and safety protocols is common, and obtaining state operator-in-training certification may be required. Strong attention to detail, teamwork, and problem-solving skills help trainees excel in monitoring and maintaining treatment systems. These abilities are crucial for ensuring safe, compliant, and efficient water treatment operations that protect public health.

What is the difference between Water Treatment Operator Trainee vs Water Treatment Operator?

AspectWater Treatment Operator TraineeWater Treatment Operator
CertificationsOften requires a high school diploma; some certifications may be preferred or required during trainingRequires relevant certifications such as state licensing or operator certification
Work EnvironmentTraining environment, supervised, learning on the jobFull-time, operational environment, responsible for daily water treatment tasks
Job ResponsibilitiesLearning procedures, assisting with operations, gaining experienceMonitoring equipment, adjusting processes, ensuring water quality

In summary, a Water Treatment Operator Trainee is in the learning phase, gaining necessary skills and certifications, while a Water Treatment Operator is fully responsible for managing water treatment processes independently.

What are some common challenges faced by Water Treatment Operator Trainees during the initial training period?

As a Water Treatment Operator Trainee, one of the main challenges is quickly learning to operate complex equipment and monitoring systems while adhering to strict safety and regulatory standards. Trainees often need to develop a strong attention to detail and the ability to respond calmly to unexpected issues, such as equipment malfunctions or changes in water quality. Additionally, adjusting to shift work and collaborating effectively with experienced operators and maintenance staff can require good communication skills and adaptability. Support and mentorship from senior team members are common, helping trainees build confidence and technical expertise over time.

What are Water Treatment Operator Trainees?

Water Treatment Operator Trainees are entry-level professionals who assist in the operation and maintenance of water treatment facilities. They work under the supervision of experienced operators to learn how to monitor water quality, operate equipment, and ensure that water meets safety and regulatory standards. Their duties often include conducting tests, recording data, and performing basic maintenance tasks. Over time, trainees gain the skills and certifications needed to become fully qualified water treatment operators.
What are popular job titles related to Water Treatment Operator Trainee jobs in Decatur, GA? For Water Treatment Operator Trainee jobs in Decatur, GA, the most frequently searched job titles are:
What job categories do people searching Water Treatment Operator Trainee jobs in Decatur, GA look for? The top searched job categories for Water Treatment Operator Trainee jobs in Decatur, GA are:
What cities near Decatur, GA are hiring for Water Treatment Operator Trainee jobs? Cities near Decatur, GA with the most Water Treatment Operator Trainee job openings:
Water Treatment Operator Trainee jobs near you
Infographic showing various Water Treatment Operator Trainee job openings in Decatur, GA as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $55,658 per year, or $26.8 per hour.
Water Treatment Plant Operator Trainee, III, II, or I

Water Treatment Plant Operator Trainee, III, II, or I

Cobb County-Marietta Water Authority

Marietta, GA • On-site

Full-time

Posted 20 days ago

Job description

The Cobb County-Marietta Water Authority located in Marietta, Georgia is a regional public utility that provides potable water (drinking water and water for fire protection) on a wholesale basis. We are the second largest supplier of drinking water in Georgia. Our customers include counties and municipalities in the metro region – as well as Lockheed Martin Corporation.
We have built a strong reputation of success by investing in the protection of our precious water resources through conservation programs such as waterSmart, while maintaining dependable customer service and consistent product quality at competitive wholesale rates. The Authority is in a strong financial position and enjoys a triple AAA bond rating. Additional information on the Authority is available at our web site at ccmwa.org.
Water Treatment Plant Operator Trainee, III, II, or I
Water Treatment Operators (III, II, and I) are responsible for producing high quality drinking water by monitoring the water treatment process in accordance with Federal, State and Authority standards as well as maintaining distribution water levels and pressures as system demand dictates. Work is performed in accord with established practices and procedures. Duties require the exercise of independent judgment. This position reports to the Operations Superintendent.
Schedule:
At this time, positions in this class are assigned twelve (12) hours days with 4 days on/4 days off, requiring overtime. The hours are Noon to Midnight or Midnight to Noon. Holidays and weekends may fall within a scheduled 4-day shift and will be required to be worked unless otherwise approved by the Superintendent.
Essential Duties and Responsibilities:
Tasks and responsibilities which are common to the Water Treatment Plant Operator positions include:
• Monitors and adjusts the pumping system of the treatment plant to control water flow through the plant and distribution system. Inspects plant equipment and processes, checks gauges, records flows, levels and pressures. Monitors pumps, motors, and other equipment essential to the operation of the plant.
• Takes water samples and analyzes for pH, chlorine residual, fluoride and chlorine dioxide on an hourly basis and others as assigned.
• Controls, monitors and cleans water filters as required.
• Adjusts chemical dose rate as needed using laboratory results.
• Monitors the flow throughout the plant to ensure water quality.
• Monitors raw water pump station.
• Maintains log books and enters the following data into computer system: laboratory analysis results, plant operating data, distribution system data, filter operating data, process control changes, chemical inventory and other data as required.
• Documents all problems or complaints. Documents maintenance problems using computerized maintenance system and issues work requests.
• Answers phone and monitors security system providing access to identified visitors.
• Changes chlorine feed system by connecting and exchanging one-ton chlorine cylinders using electrical lifting/moving hoist.
• Receives chemical deliveries.
• May be assigned to act as shift leader, providing direction and training to other operators, and assuming responsibility for overall direction, coordination and evaluation of this unit. Caries out leadership responsibilities within the organization’s policies and applicable laws. Responsibilities include assigning and directing work, addressing complaints and resolving problems.
• Performs custodial duties.
• May act as a tour guide for visiting groups.
• Works overtime as required.
• Performs related duties as required.
Knowledge, Skills and Abilities:
• Knowledge of the principles of surface water treatment, coagulation chemistry, disinfection, filtration and hydraulics.
• Knowledge of centrifugal and vertical lift pumps and motors used to power the pumping units.
• Knowledge of the principles, practices, machines, equipment, materials and operating and maintenance procedures of a modern automated treatment plant.
• Knowledge of water treatment nomenclature and water treatment processes and regulations.
• Knowledge of occupational hazards connected with water plan operation and maintenance, and of necessary safety equipment and precautions.
• Knowledge of applicable laws, rules and regulations.
• Knowledge of basic biological and chemical reactions.
• Knowledge of recordkeeping practices.
• Skill in prioritizing work.
• Skill in using a computer and applicable software applications.
• Skill in collecting and recording sample data.
• Skill in performing jar tests and determining coagulant dosage.
• Skill in operating testing equipment and performing basic chemical tests.
• Ability to calculate dosages, flows, detention times and flow rates.
• Ability to detect faulty operating characteristics in equipment or processes to initiate remedial action.
• Communication and interpersonal skills as applied to interaction with co-workers, supervisors and the general public.
• Ability to read and interpret various documents such as safety rules, operation and maintenance instructions, procedures manuals and related documentation.
• Ability to complete regulatory compliance reports and act in the absence of the Operations Superintendent.
• Ability to operate pilot testing equipment, analyze results and make a recommendation.
• Ability to work in hazardous chemical conditions.
• Ability to establish and maintain effective working relationships with other employees, vendors and the public.
Minimum Qualifications Required (WTP Operator Trainee):
• High school diploma or GED required.
• Combination of education, training and experience which provides the required knowledge, skills and abilities required for the position.
• Georgia Class III Surface Water must be obtained within a period of 18 months from the date of employment.
• This position requires Georgia Driver’s License with a good driving record. A good driving record must be maintained to continue employment with the Authority.
Minimum Qualifications Required (Water Treatment Plant Operator III):
• High school diploma or GED required.
• Combination of education, training and experience which provides the required knowledge, skills and abilities required for the position.
• Need mechanical aptitude and should be competent in basic math, chemistry and biology and have a working knowledge of algebra and geometry.
• Operator II’s must have the ability to apply data to formulas of treatment requirements.
• Class II Surface Water required. Requires Georgia Driver’s License with a good driving record and must maintain a good driving record to be allowed to continue employment with the Authority.
Minimum Qualifications Required (Water Treatment Plant Operator II):
• High school diploma or GED required.
• Combination of education, training and experience which provides the required knowledge, skills and abilities required for the position.
• Need mechanical aptitude and should be competent in basic math, chemistry and biology and have a working knowledge of algebra and geometry.
• Class III Surface Water Treatment certification is required.
• This position requires Georgia Driver’s License with a good driving record. A good driving record must be maintained to continue employment with the Authority.
Minimum Qualifications Required (Water Treatment Plant Operator I):
• High school diploma or GED required.
• Combination of education, training and experience which provides the required knowledge, skills and abilities required for the position.
• Need mechanical aptitude and should be competent in basic math, chemistry and biology and have a working knowledge of algebra and geometry.
• Must have the ability to apply data to formulas of treatment requirements.
• Class I Surface Water required.
• Requires Georgia Driver’s License with a good driving record and must maintain a good driving record to be allowed to continue employment with the Authority.
WORK ENVIRONMENT
• While performing the duties of this job, the employee is frequently required to stand, walk, sit, use hands to handle or feel objects, tools, or controls; reach with hands and arms; climb or balance; stoop, kneel, crouch or crawl; talk, hear, taste, smell and see.
• The employee occasionally works in precarious places and in outside weather conditions and is occasionally exposed to wet and/or extreme heat or cold temperatures.
• While performing this job the employee frequently works near open basins of water, chemicals and fumes and areas under construction.
• The noise level in the work environment can be loud.
PHYSICAL DEMANDS
• While performing the duties of this job, the employee is frequently required to stand, walk, sit, use hands to handle or feel objects, tools, or controls; reach with hands and arms; climb or balance; stoop, kneel, crouch or crawl; talk, hear, taste, smell and see.
• The employee must frequently lift and/or move up to 50 pounds.
Pay Grade 23: $42,376.09 – $61,445.33 annual WTP Operator Trainee
Pay Grade 28: $54,327.57 - $84,207.73 annual WTP Operator III
Pay Grade 30: $59,896.14 - $92,839.02 annual WTP Operator II
Pay Grade 32: $66,035.49 - $102,355.01 annual WTP Operator I

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