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Plant Operator Trainee Jobs in Illinois (NOW HIRING)

Aquaamerica

Facility Operator Trainee

Crete, IL · On-site

$30/hr

Understand and maintain plant processes through computer-controlled equipment. * A team player able ... The hourly rate for the Facility Operator Trainee position starts at $30.00 per hour . Compensation ...

PTC ALLIANCE LLC

Weld Mill Operator Trainee

Fairbury, IL · On-site

$21.43/hr

Cleans all areas of the plant when not directed by supervisor to do anything else. * Performs miscellaneous duties as directed Minimum Education and/or Experience Requirements: Number of Direct ...

PTC

Weld Mill Operator Trainee

Fairbury, IL · On-site

$21.43/hr

Cleans all areas of the plant when not directed by supervisor to do anything else. * Performs miscellaneous duties as directed Minimum Education and/or Experience Requirements: Number of Direct ...

Constellation Energy

Senior Reactor Operator

Morris, IL · On-site

$191K/yr

These Initial License Trainees (ILT) are for the Dresden Nuclear Station in Morris, IL ILT class ... Managerial, staff engineer, or supervisor experience at noncomparable plant may be credited on a 1 ...

Constellation Energy

Senior Reactor Operator

Essex, IL · On-site

$191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a ...

Constellation Energy

Senior Reactor Operator

Joliet, IL · On-site

$191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a ...

Constellation Energy

Senior Reactor Operator

Moline, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a ...

Constellation Energy

Senior Reactor Operator

Odell, IL · On-site

$191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a ...

Constellation Energy

Senior Reactor Operator

Braidwood, IL · On-site

$159K - $191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a ...

Constellation Energy

Senior Reactor Operator

Minooka, IL · On-site

$191K/yr

Constellation is seeking Initial License Trainees (ILT) to become a licensed Senior Reactor ... Managerial, staff engineer, or supervisor experience at a noncomparable plant may be credited on a ...

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All JobsPlant Operator JobsPlant Operator Trainee JobsPlant Operator Trainee Jobs in Illinois

Plant Operator Trainee information

See Illinois salary details

$29.6K

$51.3K

$82.9K

How much do plant operator trainee jobs pay per year?

As of Sep 6, 2026, the average yearly pay for plant operator trainee in Illinois is $51,322.00, according to ZipRecruiter salary data. Most workers in this role earn between $40,700.00 and $57,700.00 per year, depending on experience, location, and employer.

What is a plant operator trainee?

Plant Operator Trainees are entry-level employees who learn to operate, monitor, and maintain machinery and equipment at facilities such as power plants, water treatment plants, or manufacturing sites. They receive on-the-job training to understand safety procedures, equipment operation, and facility protocols under the supervision of experienced operators. Their goal is to gain the necessary skills and knowledge to eventually become fully qualified Plant Operators. This role typically involves a combination of classroom instruction and hands-on experience.

What are the key skills and qualifications needed to thrive as a plant operator trainee?

To thrive as a Plant Operator Trainee, you need a basic understanding of mechanical and electrical systems, a high school diploma or equivalent, and a willingness to learn plant operations. Familiarity with SCADA systems, safety protocols, and basic hand tools is often required, and some employers may prefer candidates with relevant certifications like OSHA or confined space entry. Attention to detail, teamwork, and strong communication skills help trainees adapt quickly and contribute to safe, efficient plant operations. These skills are crucial for ensuring safety, minimizing downtime, and supporting the smooth functioning of the facility.

What are some common challenges faced by plant operator trainees during their initial training period?

Plant Operator Trainees often encounter challenges such as adapting to rotating shift schedules, learning to monitor complex machinery, and quickly troubleshooting minor operational issues. Trainees must also become familiar with strict safety protocols and environmental regulations, which can be overwhelming at first. However, with mentorship from experienced operators and structured hands-on training, most trainees are able to develop the necessary confidence and skills to handle these responsibilities effectively.

What is the difference between Plant Operator Trainee vs Plant Operator?

AspectPlant Operator TraineePlant Operator
CredentialsHigh school diploma or equivalent; some certifications may be preferredTypically requires relevant certifications or licenses, such as a state-issued operator license
Work EnvironmentTraining environment, supervised, learning on the jobFull responsibility for operating equipment, more autonomous
Job ResponsibilitiesAssisting and learning under supervisionOperating machinery, monitoring systems, troubleshooting

In summary, a Plant Operator Trainee is in a learning phase, gaining skills and certifications needed to become a fully qualified Plant Operator. The trainee role involves supervision and assistance, while the Plant Operator role involves independent operation and responsibility.

How to get hired as a plant operator trainee?

To get hired as a plant operator trainee, candidates typically need a high school diploma or equivalent, relevant technical training or certification, and sometimes a valid driver's license. Employers often look for basic mechanical skills, the ability to follow safety procedures, and willingness to learn on the job. Prior experience in related roles or with operating machinery can be advantageous.

Is it hard to become a plant operator trainee?

Becoming a plant operator trainee typically requires a high school diploma or equivalent, technical training, and sometimes a relevant certification. The process involves passing written exams and gaining on-the-job experience, making it moderately challenging but achievable with proper preparation and training. Skills in mechanical systems, safety procedures, and attention to detail are important for success in this role.

What degree do I need to become a plant operator trainee?

A plant operator trainee typically needs a high school diploma or equivalent; some positions may require post-secondary education such as an associate degree in engineering, environmental science, or a related field. Relevant skills include understanding of mechanical systems and safety procedures, and obtaining certifications like a commercial driver's license or plant-specific training can be beneficial.

What are the most commonly searched types of Plant Operator jobs in Illinois?

The most popular types of Plant Operator jobs in Illinois are:

What are popular job titles related to Plant Operator Trainee jobs in Illinois?

For Plant Operator Trainee jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Plant Operator Trainee jobs in Illinois look for?

The top searched job categories for Plant Operator Trainee jobs in Illinois are:

What cities in Illinois are hiring for Plant Operator Trainee jobs?

Cities in Illinois with the most Plant Operator Trainee job openings:

Plant Operator Trainee jobs near you
Infographic showing various Plant Operator Trainee job openings in Illinois as of August 2026, with employment types broken down into 30% Full Time, 68% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $51,322 per year, or $24.7 per hour.

Facility Operator Trainee

Essential Utilities, Inc.

University Park, IL • On-site

$30/hr

Full-time

Posted 13 days ago

Job description

Aqua, an Essential Utilities company, employs people in a variety of roles within our eight-state footprint, ranging from field workers and customer service representatives who are on the front lines working with customers, to scientists and engineers who help ensure we're delivering reliable water and wastewater services to our communities. If you're looking for a rewarding career helping improve our environment and protect our natural resources, we encourage you to join our team!
About Essential Utilities
Essential Utilities, Inc. delivers safe, clean, reliable services that improve quality of life for individuals, families, and entire communities.
Operating as the Aqua (water and wastewater services) and the Peoples and Delta (natural gas) brands, Essential serves approximately 5.5 million people across 10 states. We are committed to sustainable growth, operational excellence, a superior customer experience, and premier employer status - including a competitive and comprehensive benefits package as well as a commitment to career growth opportunities.
We are advocates for the communities we serve and are dedicated stewards of natural lands, protecting more than 7,600 acres of forests and other habitats throughout our footprint.
Our company is one of the most significant publicly traded water, wastewater service and natural gas providers in the U.S.
JOB SUMMARY:
Are you looking for a fantastic career at Aqua? We have a great opportunity for a Facility Operator Trainee. This role is under the direction of the Field Supervisor and will perform a variety of activities to support the operation of wastewater treatment facilities, lift stations, booster stations, distribution system, and the wastewater collection system.
ESSENTIAL DUTIES:
  • Maintains equipment at the assigned wastewater production facilities and booster stations.
  • Maintains equipment at the wastewater treatment facilities and lift stations.
  • Operates and maintains sewer collection systems including collections mains and pump stations.
  • Troubleshoots and repairs service piping.
  • Performs routine water quality analysis in accordance with established processes and procedures.
  • Makes operational adjustments as needed to comply with state and federal water quality standards.
  • Adjusts chemical treatment to ensure water quality meets standards. Calculates various ratios and dosages.
  • Completes customer service work orders, updates and maintains appropriate system documentation of activities and closes work orders in accordance with department policies and procedures.
  • Assists with other tasks or projects as assigned

KNOWLEDGE, SKILLS AND ABILITIES:
  • Understand computers / tablets and the basic operation of database, spreadsheet and word processing programs preferred
  • Ability to read, understand and accurately follow operating instructions both written and verbal.
  • Mathematical ability to perform calculations to determine various ratios, dosages, volumetric calculations that are required for the operation of the Wastewater Treatment Plants.
  • Excellent interpersonal skills and ability to communicate in writing
  • Familiarity with and understanding of the need to prevent wastewater pollution of area waters.
  • Understand and maintain plant processes through computer-controlled equipment.
  • A team player able to work effectively in a team fostered multi-tasking environment

QUALIFICATIONS (Required Experience, Education, Licenses, and Certifications):
  • A high school diploma, GED or the equivalent
  • A valid U.S. Driver's License, company Pool Vehicle will be provided for work purposes only.
  • Trainees hired into this position are required to have a valid U.S. driver's license and must obtain a Class-B CDL with Tanker and Air Brake endorsements. Within 90 days of the date of hire, the new employee or transferee must obtain a CDL permit and US DOT medical card. Within 90 days of company sponsored hands-on CDL training, the employee must obtain a Class-B CDL with Tanker and Air Brake endorsements.
  • Candidate will be required to successfully pass either a Water or Wastewater license general examination within 18 months of employment per the Career Progression Schedule.

CAREER PROGRESSION
  • FO Trainee (Entry Level) - Will be required to get either a Class 4 water or Class 4 wastewater license within 18 months of employment.
  • FO I - Minimum license requirement of Class 4 water or Class 4 wastewater.
  • FO II - Minimum license requirement of Class 4 water and Class 4 wastewater.
  • FO III - Minimum license requirement of Class 3 water and Class 3 wastewater.

COMPENSATION:
The hourly rate for the Facility Operator Trainee position starts at $30.00 per hour. Compensation may increase based on applicable licenses, certifications, and relevant experience in accordance with the terms of the applicable collective bargaining agreement (CBA) with the union.
Aqua, an Essential Utilities company is an Equal Opportunity / Affirmative Action employer. Equal employment opportunity is provided to all employees and applicants for employment without regard to the following legally protected characteristics: race, color, religion, sex, national origin, age, pregnancy (including childbirth and related medical conditions, including medical conditions related to lactation), physical or mental disability, covered-veteran status, genetic information (including testing and characteristics), sexual orientation, gender identity or expression or any other characteristic protected by applicable local, state or federal law.
Aqua is committed to providing reasonable accommodation to individuals with disabilities. If you have a condition that may prevent you from applying for a job online or need to request an accommodation during the interview process, please call (1-877-271-9012).
To maintain the integrity of the recruitment process and to avoid real or perceived conflicts of interest due to employment and/or assignment of family members and personal referrals, specific guidelines apply to the hiring and assignment of these individuals including, but not limited to:
  • Family members cannot result in a supervisor/subordinate reporting relationship
  • Family members cannot work in the same department.

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