84 Results for

Plant Operator Jobs in Missouri

Jobs

New!

Sugar Creek, MOToday

$26.27–$34.54 Per Hour

The district serves a growing region in the eastern and southeastern Kansas City metropolitan area with a combined treatment capacity of 54 MGD encompassing approximately 278 square miles of land area and has a reputation for environmental excellence. Little Blue Valley Sewer District,a public agency created in 1968, operates two wastewater treatment facilities in Jackson and Cass counties in western Missouri with offices located in Independence.

Fulton, MO9 days ago

$18–$20

Monitors scheduled power levels and makes determinations in the absence of a supervisor to increase or schedule power following established procedures, ensuring compliance and accuracy. Takes plant readings on engines and fuel and places them correctly on logs, ensuring accuracy of readings and thoroughness.

Independence, MO15 days ago

As a Batch Plant Operator with Rinker Materials, you will contribute to one of the nation's largest manufacturers of reinforced concrete pipe, box, bridge, and other related infrastructure products for stormwater and sanitary applications. Responsible for using COMMAND batching system to prepares batches of concrete in accordance with mix design and dispatches loads to meet customer requirements.

New!

Springfield, MO2 days ago

Working as part of a production team, operate efficiently and effectively to ensure production targets are met, liaise with maintenance of any machine issues to ensure machine downtime is kept to a minimum . Perform mechanical works using hand/power tools to construct and manufacture products .

Lebanon, MO30+ days ago

If you have experience working in an "activated sludge" wastewater treatment plant; have experience performing various wastewater laboratory tests; and have prior supervisory experience, then we invite you to consider applying for this position with the City of Lebanon . Associate degree in a wastewater related field PLUS four (4) years' experience in the operation of an activated sludge WWTPTwo (2) years of supervisory experience preferred OR.

Columbia, MO13 days ago

JOB DESCRIPTION INFORMATIONPosition Title: Technical SpecialistType of Job Description: New Job DescriptionPosition Type: FulltimeJob Catalog Position Title: Plant Floor Systems Technician FLSA Status: Salaried Non-ExemptDepartment: MaintenanceLocation: Columbia, MOBusiness Unit: JBS Prepared FoodsReports to: Maintenance SupervisorYears of Experience: 1 to 2 yearsNumber of employees Supervised: NoneSince 1945, Principe has combined its Italian heritage with true craftsmanship to deliver the best Italian meats and charcuterie in the world. To meet growing consumer demand for great-tasting, high-quality Italian meats and charcuterie, Principe Foods is opening a new facility, combining old world traditions with innovative recipes, and expanding the authentic artisan offerings of Principe in the United States.

St. Joseph, MO30+ days ago

$37,000–$55,000 Per Year

As an Associate Technician - Trainee in the Pilot Plant, you’ll be actively engaged in a dynamic and quality-focused environment, contributing to the execution of formulation and product manufacturing trials specifically focused on our wet food product lines. Prior to the next step in the recruiting process, we welcome you to inform us confidentially if you may require any special accommodations in order to participate fully in our recruitment experience.

New!

Jefferson City, MO2 days ago

The Asphalt Plant Laborer / Groundman supports daily asphalt plant operations through equipment maintenance, site cleanliness, material handling, and assistance with plant repairs. Capital Materials is currently seeking Asphalt Plant Laborers / Groundmen to support asphalt plant operations for the 2026 construction season in Jefferson City, Missouri.

Cape Girardeau, MO30+ days ago

Ability to successfully manage production line responsibilities through effective supervision of production managers/supervisors, lead persons, and other production staff. Knowledge of production processes, methods, and programs, as well as inventory management and warehousing, preferably with products similar to those produced at facility.

Joplin, Missouri30+ days ago

The Manufacturing Process and Packaging Engineer plays a critical role to continuously improve by optimizing system performance and product quality while driving strategic productivity and capacity solutions for the platform and ultimately the business. Working knowledge of manufacturing data analysis systems (examples: SAP, Maximo, Manufacturing Analytics, MQIS) and proven success with decision making for results.

Maryland Heights, MO30+ days ago

$22–$24 Per Hour

This is a challenging year-round position requiring a desire to work outdoors, knowledge of plant I.D., pests and diseases, as well as practical experience in spraying, fertilization and IPM. If you’re looking to join a team of talented go-getters who tackle big vision projects other companies could only dream of, you just might have found your match.

St. Louis, MO30+ days ago

The Utilities Process Operator is a critical role responsible for the safe and efficient operation and maintenance of Brewery-wide industrial utility systems such as steam generation, ammonia and glycol refrigeration, industrial HVAC and dehumidification, compressed air, process and potable water treatment, wastewater pre-treatment, and CO2 processing. From our longstanding efforts to support American farmers, military, veterans, and first responders, to emergency drinking water donations and responsible drinking programs, we are guided by our commitment to the communities we call home and the 65,000 hardworking Americans who bring our beer to life.

Maryland Heights, MO25 days ago

$22–$25 Per Hour
Full-time

Saint Joseph, MO30+ days ago

Supplies production lines with necessary materials when required and moves finished product, raw materials, parts, and packing materials to various plant locations. The plant is a strong community supporter, participating in local initiatives like food drives, holiday events, and family day.

Kansas City, Missouri30+ days ago

About Statement: Stryten Energy helps solve the world’s most pressing energy challenges with a broad range of energy storage solutions across the Essential Power, Motive Power, Transportation, Military and Government sectors. Our stored energy technologies include advanced lead, lithium and vanadium redox flow batteries, intelligent chargers and energy performance management software that keep people on the move and supply chains running.

boss, MO30+ days ago

Full-time

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. 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.

boss, MO30+ days ago

Full-time

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. 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.

St. Louis, Missouri16 days ago

Overview: As a Saw Shop Operator, you’ll get to setup our builders for success by setting up and operating power saws to slot, cut, and trim wood for pallet creation! Repetitively lift up to 50-75 pounds and adjust body position to bend, stoop, walk, turn, pivot, and stand for entire shifts of varying lengths in time.

Kansas City, Missouri30+ days ago

St. Louis, MO30+ days ago

Full-time

Manage color changes, adjust and set blow pins, clean the mixer, perform basic daily repairs, and carry out weekly and monthly maintenance on the machine and its ancillaries. Support technical staff in solving minor issues that affect product quality and production, focusing on how specific parameters impact the final result.

Arnold, MO30+ days ago

Additional benefits through Westside Personnel are available to long term employees; referral bonuses, safety bonuses, healthcare, holiday, and vacation after requirement is met. Job Description: Reads Production Card for product specifications and determines sequence of operations.

Saint Joseph, MO8 days ago

Full-time

Insteel Industries is the nation’s largest manufacturer of steel wire reinforcing products for concrete construction, including prestressed concrete strand and welded wire reinforcement such as engineered structural mesh and concrete pipe reinforcement. Insteel Industries, established in 1953, started from humble beginnings, embraces strong values, and has its Home Office in Mount Airy, NC.

Deerfield, MO22 days ago

We are committed to attracting and retaining a diverse workforce and create welcoming, truly inclusive work environments — environments that enable every ADM colleague to feel comfortable on the job, make meaningful contributions to our success, and grow their career. If hired, employees will be in an “at-will position” and the Company reserves the right to modify base pay (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, Company or individual department/team performance, and market factors.

New!

Hazelwood, MO5 days ago

To effectively support the rapid scaling of operations at our state-of-the-art Hazelwood facility, US Waffle is seeking a dynamic and skilled Capex Engineer to join our team in Hazelwood, MO. Cérélia's newly established Frozen Breakfast Business Unit – US Waffle Company - is drivingan ambitious growth strategy, backed by two manufacturing facilities, Liberty, SC, and Hazelwood, MO.

Springfield, MO21 days ago

While performing the duties of this position, the employee is regularly required to walk, stand, use hands and fingers, handle, grasp or feel; reach with hands and arms climb or balance; stoop, kneel, crouch or crawl. Operates machines that require minimal skills and experience, such as presses, shears, saws, rolls, etc.

New!

Saint Louis, MO2 days ago

The ideal candidate must demonstrate a strong commitment to safety, quality, and Lean Manufacturing principles, working proactively to maintain a clean, efficient, and hazard-free work environment while driving continuous improvement. The Heat Treat Operator will be responsible for delivering results that include the following: Follow all company safety protocols, personal protective equipment (PPE) requirements, lockout/tagout procedures, and hazard communication guidelines at all times.

Saint Louis, MO10 days ago

Perform polishing/grinding operations utilizing stationary floor mounted equipment which requires leaning forward with arms extended over grinding motor from a sitting position for extended periods of time. Capable of reading and interpreting part prints, pre-process control sheets/project routers, and can follow the procedures necessary to manufacture quality instruments.

New!

Sedalia, MO5 days ago

Abrades surfaces of metal or hard-composition objects to remove adhering scale, sand, paint, grease, tar, rust, and dirt, and to impart specified finish, using abrasive-blasting equipment: Shovels or pours abrasives, such as sand, grit, or shot of specified grade into machine hopper. In Houston, Texas, our 500,000 sq ft Center for Excellence in Lifecycle Care features a Level-IV depot and aero repair facility, which executes comprehensive services for aeroderivative engines under one roof.

New!

Boonville, MO5 days ago

Follows safety rules set by company, state and federal regulations which may include participating in safety meetings, inspecting equipment, assisting and/or advising co-workers of possible safety hazards. Knowledge, Skills, and Abilities:Knowledge of practices, methods, tools, materials, and equipment relating to water/wastewater treatment activities and distribution/collection systems.

Independence, MO30+ days ago

As a forklift operator with Rinker Materials, you will contribute to one of the nation's largest manufacturers of reinforced concrete pipe, box, bridge, and other related infrastructure products for stormwater and sanitary applications. Operate forklift to build loads by assembling product into bundles and complete detailed paperwork for each load.

Wright City, Missouri14 days ago

While performing the duties of this job, the employee is occasionally required to stand, walk or sit; use hands to finger, handle or feel objects, tools or controls; reach with hands and arms; talk or hear. greenfield project will include a harvest floor, carcass chillers, fabrication area, rendering, further processing area, storage coolers, freezers, and loading docks.

New!

Warrenton, MO3 days ago

Adhere to all health and safety policies/procedures, Good Manufacturing Practices (GMPs) and adhere to the required personal protective equipment (PPE) while in the warehouse or production areas (including but not limited to hairnets/beard nets, safety glasses, hearing protection, hard toe and slip/oil resistant shoes, appropriate safety gloves, and seatbelts while operating forklifts). Employment agencies that have agreements with Refresco Beverages, Inc., and have been engaged in a search shall submit resume to the designated Refresco recruiter or, upon authorization, submit resume to this career site to be eligible for placement fees.

South West City, MO30+ days ago

Full-time

Accepts responsibility to quickly identify any areas that lack cohesiveness, bringing them to the attention of the team leader and working with the team in a supportive manner to resolve issues and actively look for ways, and reinforces actions needed, to achieve synergy possible within the larger organization. quality, security, office environment, company policies); understands the responsibility to maintain familiarity with the systems and this position's role in support of these systems - including a consideration of the impact of individual actions on the systems and the responsibility to communicate concerns and improvement ideas.

St. Louis, MO30+ days ago

$26–$35 Per Hour

The operator will work closely with the Engineering and Manufacturing Teams to ensure accurate data collection, safe operations, and high equipment uptime. A strong candidate will have hands-on mechanical and electrical skills, familiarity with instrumentation and data acquisition, and the ability to work in a fast-moving, field-oriented environment.

AUXVASSE, MO17 days ago

As an Equipment Operator with Quikrete Heavy Construction Materials you will support daily operations at our plant facility by operating equipment and performing general plant tasks. Our dedication to continual improvement and hands-on training ensures you are ready for the many new experiences and challenges that you will face.

Riverside, MO30+ days ago

Comfortable working in all weather conditions; exposed to jobsite hazards such as moving machinery, high places, airborne particles, and loud environments. Regularly sit, climb, and use hand signals or equipment; occasionally stand, walk, crawl, kneel, bend, stoop, crouch, or reach above shoulder height.

Blackwater, MO30+ days ago

$20–$23 Per Hour

New!

Saint Louis, MO4 days ago

Physical hazards include loud noises, slippery floors, heavy to moderate lifting, climbing stairs, taking chemical samples, pushing/pulling tote-bins, using chain hoists, filling drums, charging chemicals into vessels, operating machinery, etc. Job will require use of personal protective equipment such as safety glasses, hard hat, safety shoes, respirator, goggles, face shield, hearing protection, gloves, etc. for exposure to chemicals.

St. Louis, MO13 days ago

As a Facility Operator, you'll work alongside a dedicated team to produce neat and polymer modified asphalt products used by paving and repair customers. At Ergon, St. Louis, MO, you're more than just an employee - you're part of a family-owned company that believes in teamwork, safety, continuous learning, and creating opportunities for long-term success.

St. Louis, MO30+ days ago

As a Brick Manufacturer Cell Operator, you will be responsible for loading, unloading, and cleaning tunnel kilns and periodic kilns, as well as handling sulfur‑impregnated bricks and stones. The position requires high‑school‑level math skills, including geometry and algebra, along with the ability to interpret charts, tables, formulas, and precision measurements.

St. Louis, MO30+ days ago

Sufficient skill and visual acuity, under varying degrees of light, darkness, and weather conditions, to provide direction and flagging for operators of cranes with rated capacities of up to 500 tons. Maintain constant alertness to the multiple concurrent activities of the construction site, including the activities of other employees and contractors, the operation of stationary equipment, and the movement of mobile equipment.

Columbia, MO30+ days ago

St. Louis, MO30+ days ago

Full-time

Set product recipes ensuring necessary regulations and PLC parameters are in place, make necessary mechanical and electronic adjustments, control production variables to ensure product specifications are met. Carry out the electromechanical installation and setup of machines and equipment (compressors, air conditioning, driers, leak test, cameras, palletizers, etc.) .

Seymour, MO7 days ago

As a Full Time Seed Packing Machine Operator at Baker Creek Heirloom Seed Company, you will take on the vital responsibility of monitoring and operating seed packing machines to deliver high-quality heirloom seeds. Utilizing our internal production software applications, you will accurately complete production documentation to aid in tracking and recall purposes, ensuring that our customers receive only the best.

Lees Summit, MO30+ days ago

Outside work with; sod, fertilizer, mulch, edging, digging, plants, trees, shrubs, raingardens, bioretention areas, hardscape, irrigation, planters etc. Exhibit the ability to follow planned landscape designs and direction to determine where to lay sod, plant trees, shrubs and foliage.

Carthage, Missouri9 days ago

Occasional reaching/working above shoulders, kneeling, crouching/squatting, climbing/working on ladders to heights of 8ft, pushing/pulling 100 pounds or more, lifting 100 pounds to a height of 4ft, carrying 60 pounds to a range of 20 ft (anything over 50 pounds use the buddy system). Efficiently perform machine change-overs and adjust automated equipment as required to ensure minimal downtime, continuous operation, optimal production flow, and consistent quality according to varying product specifications and the production schedule.

Kansas City, Missouri20 days ago

Works with new and used railroad wheelsets and axles; • Operate overhead cranes and forklifts; • A Machine Operator operates assigned machinery, monitors and optimizing efficiency, does basic maintenance to machines and performs quality checks; • Performs all assigned machine shop operations; • Set up and operates machines; • Observe machine operations, detect work piece defects and make adjustments to machinery when necessary to improve performance; • Operate machinery and equipment according to work instructions; • Troubleshoot issues and perform routine and minor maintenance. Submit work orders for the maintenance requirements; • Read blueprints or job orders to determine product specification and tooling instructions; • Follows reporting and recordkeeping procedures, and report problems to supervisor; • Clean machinery and maintain cleanliness in work area; • Detects and reports defective materials or questionable conditions to management; • Maintains the work area and equipment in a clean, orderly condition and follows prescribed safety procedures; • Assists in other work areas as needed and directed by the department supervisor.

New!

Springfield, MO5 days ago

Our comprehensive range of top-tier concrete offerings encompasses burial vaults, monuments, lawn crypts, columbarium niches, septic tanks, retaining walls, storm shelters, and agricultural precast products. Learn and become proficient in all aspects of manufacturing, including operating mixers, stripping products from forms, cleaning and oiling forms, applying Unidex bonding mixture and butyl seal, and placing concrete in forms.

Hazelwood, MO16 days ago

$18–$27 Per Hour

Daily duties in the life of the CNC lathe setup/operator can include: Set-up, program, and operate Harrison CNC lathes. Experience fabricating parts for metal stamping dies or a broad knowledge of metalworking/metal stamping industry.

New!

St. Louis, MO1 day ago

Keep the area around your workstation clean and free from dirt and debris; this may include cleaning assigned areas of the building or pieces of equipment as instructed by your Supervisor. We are dedicated to delivering high-quality products that meet the evolving needs of our customers while ensuring exceptional customer service at every interaction.

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Plant Operator Jobs in Missouri

Wastewater Treatment Technician (Plant Operator) Little Blue Valley Sewer District

Apprentice Power Plant Operator (Evenings and Nights) City of Fulton

Batch Plant Operator Rinker Materials

Job Plant 2-Perforation Press Operator 1st shift M-F EnerSys

ENVIRONMENTAL --- CHIEF WASTEWATER TREATMENT PLANT (WWTP) OPERATOR - (Equipment Technician V) City of Lebanon

PLANT FLOOR SYSTEMS TECHNICIAN Pilgrim's Pride Corporation

Associate Technician, Pilot Plant - Trainee Nestle

Asphalt Plant Groundman - Jefferson City, MO Farmer Companies

Plant Manager (REQ824) Spartech

Manufacturing Process & Packaging Engineer - Joplin, MO Plant General Mills

Plant Health Care Technician (ST LOUIS AREA) BrightView

Utility Process Operator Anheuser-Busch

Plant Health Care Technician (ST LOUIS AREA) BrightView Landscapes

Forklift Operator Clarios

Production Machine Operator Stryten Energy

Slag Handling Operator The Doe Run Company

Mill Operator I The Doe Run Company

Production Saw Operator 48forty Solutions

SAW OPERATOR 48forty Solutions

Machine Operator Serioplast

Vinyl Dip Molding Operator Westside Personnel

Machine Operator Support Insteel Industries

Operator Trainee - Deerfield, MO ADM

Packaging Operator - (Monday - Thursday 6am - 4:30pm) Cerelia Bakery Canada LP

Steel Fabricator/Machine Operator Doing Steel, Inc.

Heat Treat Operator Sunnen Products Company

Production Operator Millenniumsoft

Grit Blast Operator- 3rd Shift ProEnergy Services

Operator I Alliance Water Resources

Forklift Operator Rinker Materials

Rendering Operator American Foods Group, LLC

Forklift Operator Union Refresco

Pallet Jack Operator-Days Simmons Prepared Foods Inc

Regional System Operator M2X Energy Inc

Equipment Operator Quikrete – Aggregates

Heavy Equipment Operator CRH Americas

Laborer - Heavy Equipment Operator CRH Americas

Production Operator Endo Pharmaceuticals

Ergon Asphalt and Emulsions - Facility Operator Ergon Asphalt and Emulsions, Inc

Brick Manufacturer Cell Operator Sunnen Products Company

Operator - St. Louis, MO Millstone Weber LLC

Operator - Columbia, MO Millstone Weber LLC

Plastic Extrusion Operator Serioplast

Seed Packing Machine Operator Baker Creek Heirloom Seed Company

Landscape laborers and operators Fell Seeding & Mulching Co. Inc.

Machine Operator III - Triangle Bagger - 2nd shift - Line 1 Ajinomoto Foods North America

Operator I, Machine Progress Rail

Production Operator I Marmon Holdings

CNC Lathe setup/operator TOOL SPECIALTIES CO CORP

Machine Operator Pretium Packaging - USA

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