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Plant Operator Trainee Jobs in Missouri (NOW HIRING)

City of Springfield (MO)

Plant Operator II

Springfield, MO · On-site

$39K - $66K/yr

Plant Operator Trainee Experience, Education, and Training At least six months of experience in the operation of an activated sludge wastewater treatment plant, or in a closely related area, such as ...

City of Springfield, MO

Plant Operator II

Springfield, MO · On-site

$39K - $66K/yr

Plant Operator Trainee Experience, Education, and Training * At least six months of experience in the operation of an activated sludge wastewater treatment plant, or in a closely related area, such ...

Archer Daniels Midland

$16.50 - $20/hr

... with all plant safety rules- including a strong commitment to employee safety * Exercise ... Operator position. ADM requires the successful completion of a background check. REF:108720BR

ADM

Operator Trainee - Deerfield, MO

Deerfield, MO · On-site

$21.74/hr

OPERATOR - Deerfield, MOThis is a full-time hourly (non-union) position with Growth Potential at a ... plant safety rules- including a strong commitment to employee safetyExercise environmental ...

AMS Ameren Services

Hydro Plant Technician

Lake Ozark, MO · On-site

$60.69/hr

... plant operation, electrical, mechanical and control systems work. Operating work includes items ... trainee. Monitor remote indications and displays of operating equipment and initiate actions in ...

New

Silgan

Production Management Trainee

Saint Joseph, MO · On-site

Silgan Containers is seeking a Production Management Development Trainee. Join Silgan's Production ... Enforce standard operating procedures and assist with training and developing plant staff.

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All JobsPlant Operator JobsPlant Operator Trainee JobsPlant Operator Trainee Jobs in Missouri

Plant Operator Trainee information

See Missouri salary details

$28.6K

$49.7K

$80.2K

How much do plant operator trainee jobs pay per year?

As of Aug 26, 2026, the average yearly pay for plant operator trainee in Missouri is $49,679.00, according to ZipRecruiter salary data. Most workers in this role earn between $39,400.00 and $55,800.00 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 Missouri?

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

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

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

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

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

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

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

Plant Operator Trainee jobs near you
Infographic showing various Plant Operator Trainee job openings in Missouri as of August 2026, with employment types broken down into 49% Full Time, 49% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $49,679 per year, or $23.9 per hour.

Plant Operator II

Springfield, MO • On-site

City of Springfield (MO)

7.5

Company rating: 7.5 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

545th of 849 rated public administrative organizations

Great coworkers

People enjoy working here

Good employer

Learn more about City of Springfield (MO)external

$39K - $66K/yr

Full-time

Re-posted 23 days ago

Job description

Description Are you interested in being part of an award winning team. The City of Springfield is committed to protecting the water quality of the Ozarks for many generations to come. The Southwest Wastewater Treatment Plants (SWTP) is an award winning wastewater treatment facility for the City of Springfield and is searching for qualified candidates to fill the position of Plant Operator II.

The Plant Operator II shall perform specialized skilled work in the operation and routine maintenance of sludge conditioning and thickening equipment, mixed media filtration, cryogenic oxygen generation and ozone generation facilities. For more information on the SWTP click here. **PLEASE NOTE WORK SCHEDULE BELOW: SWTP - 2:30AM - 2:30PM or 2:30PM - 2:30AM - 12-hour shifts (Rotation either Sunday - Wednesday or Wednesday - Saturday) THIS POSITION HAS THE OPTION TO UNDERFILL WITH A PLANT OPERATOR TRAINEE.

Don't forget to review the amazing benefits - Click Here. Qualifications and Requirements Plant Operator II Experience, Education, and Training Two years of college or vo-tech training in wastewater technology, chemical or biological sciences or a related area; OR Degree in biology, environmental science, or similar area; AND Two years experience in the operation of an activated sludge wastewater treatment plant, or in a closely related area; Directly related work experience may be substituted for the education requirement on a year-for-year basis, and double credit may be given for direct City of Springfield Plant Operator Trainee experience. Licensing/Certification At time of hire, must possess a valid Missouri Class "D" Wastewater Operator's Certificate or equivalent; Must obtain and maintain a Class "C" Wastewater Operator's Certificate within the probationary period; Must obtain and maintain a Class "B" Commercial Driver's License (CDL) with appropriate endorsements within the following guidelines: Pass written portion of exam within 90 days of employment and skills test portion within the probationary period.

Plant Operator Trainee Experience, Education, and Training At least six months of experience in the operation of an activated sludge wastewater treatment plant, or in a closely related area, such as plant or infrastructural maintenance; OR Degree in biology, environmental science, or similar area; Possession of current Class D Wastewater Treatment Plant Operations Certificate may be substituted for experience/degree requirement. Licensing/Certification Obtain and maintain a Missouri class "D" wastewater treatment plant operations certificate within probationary period. Must obtain and maintain a Class "B" Commercial Driver's License (CDL) with appropriate endorsements within the following guidelines: Pass written portion of exam within 90 days of employment and skills test portion within 120 days of employment.

Functions Plant Operator II For more information on essential functions and other requirements, please see the job description. Salary - $39,561.60 - $64,708.80 Annually Underfill - Plant Operator Trainee For more information on essential functions and other requirements, please see the job description. Salary -$38,064.00 - $56,430.40 Annually Other Requirements The City of Springfield promotes equal employment opportunities to all without regard to race, color, religion, sex, national origin, age, status as a protected veteran, or status as a qualified individual with a disability, or other legally protected status

All qualified applicants will receive consideration for employment. Individuals with disabilities who believe they will need an accommodation to undergo any part of the interview, examination, or pre-employment process, should request a reasonable accommodation in accordance with the Americans with Disabilities Act prior to the testing or appointment. Requests should be requested by contacting City of Springfield Human Resources by phone, 417-864-1607, or in person at the Municipal Busch Building, 840 Boonville Ave.

Springfield, MO 65802. Proof of United States Citizenship/Authorization to Work in the United States as established by the Immigration Reform Act of 1986 is a condition of employment. We are committed to a drug-free workplace.

Pre-employment drug testing is required. All interested candidates MUST complete the City of Springfield on-line application in its entirety. The candidate profile must include all employment history with accurate and complete information prior to submission.

Resumes alone will not be accepted as the application, but they may be submitted as supplemental documentation.

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