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Mill Operator Jobs in Missouri (NOW HIRING)

the Doe Run company

Mill Operator I

Ellington, MO · On-site

$14.75 - $19.50/hr

The Doe Run Company is seeking a Mill Operator I to learn to safely and effectively assist in mill operations that produce all finished concentrates. This rotating shift position will be located at ...

Doe Run

Mill Operator I

Ellington, MO · On-site

$14.75 - $19.50/hr

The Doe Run Company is seeking a Mill Operator I to learn to safely and effectively assist in mill operations that produce all finished concentrates. This rotating shift position will be located at ...

Emery Sapp & Sons, Inc

Mill Operator

Hannibal, MO · On-site

$16.50 - $21.75/hr

The Asphalt Mill Operator is responsible for safely and efficiently operating asphalt milling equipment to remove existing pavement and prepare surfaces for new asphalt placement. This position works ...

Emery Sapp and Sons, Inc.

Mill Operator

Hannibal, MO · On-site

$16.50 - $21.75/hr

The Asphalt Mill Operator is responsible for safely and efficiently operating asphalt milling equipment to remove existing pavement and prepare surfaces for new asphalt placement. This position works ...

Zekelman

Abbey Mill Operator - 3rd Shift

Kansas City, MO · On-site

$17 - $22.50/hr

About the Role As an Abbey Mill Operator (Machine Operator) at Atlas Tube at Zekelman Industries , Kansas City, MO , this role plays a key part in setting up and operating the Abbey steel tube mill ...

Adecco

CNC Mill Operator 2nd Shift

Fenton, MO

$27/hr

Adecco is currently assisting a local Customer in their search for an CNC Mill Operator position in Fenton, MO! This is a great opportunity to further your existing skills for our CNC Mill Operator ...

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Mill Operator information

See Missouri salary details

$13

$19

$26

How much do mill operator jobs pay per hour?

As of Sep 14, 2026, the average hourly pay for mill operator in Missouri is $19.09, according to ZipRecruiter salary data. Most workers in this role earn between $15.77 and $20.72 per hour, depending on experience, location, and employer.

What does a mill operator do?

The job duties of a mill operator include working to operate and maintain a milling machine. Depending on the industry, your job duties in this career could consist of running a saw, bore, or another piece of milling equipment. In nearly all mill operator positions, you must read blueprints or CAD designs to set your milling machine correctly before you load the materials. You also have cleaning responsibilities, and you must remove and recycle salvageable materials left over after the milling process.

What does a mill operator do?

A Mill Operator is responsible for operating and maintaining milling machines that process raw materials such as metals, minerals, or grains. They monitor equipment, adjust machine settings, and ensure products meet specific quality standards. Mill Operators also troubleshoot issues, perform routine maintenance, and follow safety protocols to prevent accidents. Their work is essential in industries like mining, manufacturing, and food production.

What are the key skills and qualifications needed to thrive as a mill operator, and why are they important?

To thrive as a Mill Operator, you need a solid understanding of machinery operation, mechanical aptitude, and basic math skills, often backed by a high school diploma or equivalent. Familiarity with industrial control systems, safety protocols, and maintenance tools is essential, and some positions may require forklift certification. Attention to detail, problem-solving abilities, and strong communication skills help operators manage equipment efficiently and address issues promptly. These skills are crucial for maintaining production quality, ensuring safety, and minimizing downtime in manufacturing environments.

What are some typical challenges mill operators face, and how can they be addressed on the job?

Mill Operators often encounter challenges such as equipment malfunctions, material inconsistencies, and maintaining safety standards in a fast-paced environment. Proactively conducting routine inspections, following strict safety protocols, and communicating effectively with maintenance and quality control teams can help address these issues. Additionally, staying updated with operational procedures and participating in ongoing training can improve efficiency and reduce downtime. Collaboration and attention to detail are key to overcoming common obstacles in this role.

What is the difference between Mill Operator vs Machine Operator?

AspectMill OperatorMachine Operator
CredentialsHigh school diploma or equivalent; technical training often preferredHigh school diploma or equivalent; technical training may be required
Work EnvironmentFactories, manufacturing plants, processing facilitiesFactories, manufacturing plants, production lines
Industry UsageHeavy industry, mineral processing, cement, paper millsManufacturing, packaging, assembly lines
Job FocusOperating and controlling mills to process raw materialsOperating machinery to produce goods or components

Both Mill Operators and Machine Operators work in manufacturing environments, often requiring similar skills and certifications. However, Mill Operators typically focus on operating mills for processing raw materials, while Machine Operators handle various machinery for producing finished goods. Understanding these differences helps job seekers find the right role in the manufacturing industry.

What is a mill operator's job?

A mill operator is responsible for operating and monitoring machinery in a manufacturing or processing plant, such as a grain mill or metal mill. They set up equipment, ensure safety protocols, and maintain production efficiency, often using control panels and tools. The role requires attention to detail, technical skills, and adherence to safety standards.
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Mill Operator jobs near you
Infographic showing various Mill Operator job openings in Missouri as of September 2026, with employment types broken down into 56% Full Time, 42% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $39,702 per year, or $19.1 per hour.

Mill Operator I

Ellington, MO • On-site

the Doe Run company
Coal, Metals and Minerals Mining • 1 - 5K employees
Learn more about the Doe Run companyexternal

$14.75 - $19.50/hr

Full-time

PTO

This job post has expired 4 days ago. Applications are no longer accepted.

The Doe Run Company rating

6.7

Company rating: 6.7 out of 10

Based on 8 frontline employees who took The Breakroom Quiz

Job description

At The Doe Run Company, our jobs help supply minerals and metals that support our way of life.
$21.28/hour
5% targeted monthly bonus.
Insurance benefits start day 1.
80 hours vacation after 90 days.
On-the-job training with career growth opportunities.
The Doe Run Company is seeking a Mill Operator I to learn to safely and effectively assist in mill operations that produce all finished concentrates. This rotating shift position will be located at Sweetwater Mill in Ellington, MO.
The work location may change as needed to support production and business needs within the Viburnum Trend in Southeast Missouri.
Education & Experience:
  • High school diploma or equivalent, preferred.
  • No experience required, some industrial experience preferred.
  • Experience operating skid steer loaders, forklifts, and larger loaders preferred.
  • Valid driver's license.

Knowledge, Skills, & Abilities:
  • Ability to read a micrometer and a tape measure.
  • Ability to safely drive a forklift or other mobile equipment and become certified (forklift).
  • Environmental safety and health rules and regulations training (MSHA) training.
  • Basic math skills.

Responsibilities:
  • Perform daily preventative maintenance tasks.
  • Assist mill operators with mixing mill reagents.
  • Maintain and clean work area. Complete all daily end-of-shift housekeeping tasks.
  • Assist the mill operators II and III in the processing of all finished concentrate products.
  • Operate wheel loaders to load ore into the process and load concentrate trucks.
  • Complete tasks in a safe and environmentally compliant manner by following EHS (environmental, health, and safety) policies, procedures, and best practices; support and assist peers in working in a safe, compliant manner; report unsafe acts or conditions, incidents, and deviations; and provide feedback to support continuous improvement in EHS performance.
  • Perform other duties as assigned.

Work Environment, Physical & Lifting:
  • Regularly works near moving, mechanical parts; occasionally works in confined spaces, is required to wear personal protective equipment, including but not limited to, a respirator, hearing protection, steel-toe boots, and eyewear, and works at heights of four feet or more with fall protection. Regularly exposed to vibration; frequently exposed to outdoor weather conditions and extreme heat; occasionally exposed to wet, humid conditions and extreme cold. Works rotating shifts. Exposed to moderate noise levels.
  • Regularly requires talking, hearing, standing, walking, reaching with hands/arms, and repetitive movement; frequently requires feeling attributes of objects, grasping, pushing, and driving; Occasionally requires stooping, kneeling, crouching, crawling, and climbing or balancing. Requires clarity of vision, three-dimensional vision, the ability to judge distance and spatial relationships, precise hand-eye coordination, and the ability to identify and distinguish colors.
  • Regularly required to lift up to 50 pounds; occasionally required to lift up to 100+ pounds.

Based in St. Louis, Missouri, USA, The Doe Run Company is a privately held natural resources company and a global provider of lead, copper, and zinc concentrates. Dedicated to environmentally responsible mineral and metal production, Doe Run operates the Resource Recycling facility, one of the world's largest, single-site lead recycling centers, located in Boss, Missouri. The company also owns six operating mines in one of the world's largest lead mining districts, also in Missouri: Brushy Creek, Buick, Casteel, Fletcher/West Fork, Mine 29/Viburnum and Sweetwater. The Doe Run Company and its subsidiaries deliver products and services necessary to provide power, protection, and convenience. Doe Run has operations in Missouri, Washington, and Arizona. For more information, visit www.doerun.com.
Doe Run is an Equal Opportunity Employer, including disability and veterans.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

What The Doe Run Company employees say

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About Doe Run

Sourced by ZipRecruiter

Industry

Coal, metals and minerals mining

Company size

1,001 - 5,000 Employees

Headquarters location

Saint Louis, MO, US

Year founded

1864

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