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Operating Engineer Jobs in Missouri (NOW HIRING)

804 Technology

CNC Operator

Saint Louis, MO

$25 - $30/hr

Collaborate with senior CNC operators, programmers, and supervisors to ensure production efficiency and quality. Qualifications: * High school diploma or GED required; technical training or trade ...

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Operating Engineer information

See Missouri salary details

$33.8K

$79.8K

$126.6K

How much do operating engineer jobs pay per year?

As of Jun 8, 2026, the average yearly pay for operating engineer in Missouri is $79,757.00, according to ZipRecruiter salary data. Most workers in this role earn between $65,200.00 and $88,200.00 per year, depending on experience, location, and employer.

What are Operating Engineers?

Operating Engineers are skilled professionals who operate and maintain heavy machinery and equipment, such as cranes, bulldozers, excavators, and loaders, commonly used on construction sites and in other industrial settings. They are responsible for ensuring the safe and efficient operation of this equipment, performing routine maintenance, troubleshooting issues, and sometimes assisting with repairs. Operating Engineers play a critical role in the successful completion of construction and infrastructure projects by helping move materials, clear land, and perform tasks that require mechanical power.

What are the key skills and qualifications needed to thrive as an Operating Engineer, and why are they important?

To thrive as an Operating Engineer, you need expertise in operating, maintaining, and repairing complex machinery, often backed by a high school diploma, technical training, and relevant licenses or certifications. Familiarity with control systems, heavy equipment, and safety protocols—such as OSHA standards—is essential. Strong problem-solving abilities, attention to detail, and effective communication are valuable soft skills in this role. These skills ensure safe, efficient operation of equipment, minimize downtime, and help maintain a secure work environment.

What is the difference between Operating Engineer vs Maintenance Technician?

AspectOperating EngineerMaintenance Technician
CredentialsOSHA certifications, state licenses, technical trainingOSHA certifications, technical/vocational training
Work EnvironmentIndustrial plants, power plants, large facilitiesBuildings, manufacturing plants, facilities maintenance
Employer & IndustryConstruction, utilities, manufacturingFacilities management, manufacturing, commercial buildings

Operating Engineers and Maintenance Technicians often share certifications and work in industrial or large facility environments. Operating Engineers focus on operating and maintaining heavy machinery and equipment, while Maintenance Technicians handle repairs and preventive maintenance of building systems. Both roles are essential for facility operations, but their specific duties and focus areas differ.

What are some common challenges Operating Engineers face when managing multiple pieces of equipment on a job site?

Operating Engineers often juggle the operation and maintenance of several types of heavy machinery, such as cranes, bulldozers, and excavators, which requires strong multitasking and organizational skills. A common challenge is coordinating equipment use efficiently to avoid downtime and bottlenecks, particularly on busy construction sites with tight schedules. Additionally, they must remain vigilant about safety protocols and equipment inspections to prevent accidents or mechanical failures. Effective communication with site supervisors and other team members is crucial to ensure a smooth workflow and address any issues promptly.
What are the most commonly searched types of Operating Engineer jobs in Missouri? The most popular types of Operating Engineer jobs in Missouri are:
What are popular job titles related to Operating Engineer jobs in Missouri? For Operating Engineer jobs in Missouri, the most frequently searched job titles are:
What job categories do people searching Operating Engineer jobs in Missouri look for? The top searched job categories for Operating Engineer jobs in Missouri are:
What cities in Missouri are hiring for Operating Engineer jobs? Cities in Missouri with the most Operating Engineer job openings:
What are popular job titles related to Operating Engineer jobs in MO? For Operating Engineer jobs in MO, the most frequently searched job titles are:
Operating Engineer jobs near you
Infographic showing various Operating Engineer job openings in Missouri as of May 2026, with employment types broken down into 1% Locum Tenens, 2% As Needed, 57% Full Time, 32% Part Time, 7% Contract, and 1% Nights. Highlights an 96% Physical, 1% Hybrid, and 3% Remote job distribution, with an average salary of $79,757 per year, or $38.3 per hour.
Maintenance IV - Plant Operations

Maintenance IV - Plant Operations

Mosaic Life Care

Saint Joseph, MO • On-site

Full-time

Medical, Vision, Life

Posted 16 days ago

Mosaic Life Care rating

6.4

Company rating: 6.4 out of 10

Based on 61 frontline employees who took The Breakroom Quiz

633rd of 869 rated healthcare providers

Job description

Job Description
Works under the supervision of the Director and/or Manager. Operates and maintains high pressure boilers, large tonnage A/C equipment, auxiliary power plant equipment, air compressors, pumps, cooling towers, fans and associated equipment. Maintains a daily log of all operating equipment and medical gases. Operates emergency generators.
Responsibilities
  • Plan ahead for maintenance and repair of equipment. Ensure boilers are operating at correct pressure and steam flow, chiller at correct temperature and pressure, and maintaining logs.
  • Test and treat boiler feed water, cooling tower-condensing water and closed loop chilled water systems.
  • Isolate, trouble shoot and repair: pumps, steam turbines, fans, piping, valves, electro-pneumatic valves, motors, motor controllers, generators, diesel engines, HVAC systems, large tonnage chillers and all associated equipment.
  • Read gauge and log medical gas system pressure.
  • Other duties as assigned

Education
  • H.S. Diploma - Required

Work Experience
  • 3 Years - Verifiable experience operating high pressure boilers and chillers of 100 ton or more - Required

Licenses and Certifications
  • 1st Class High Pressure Boiler Operating Engineer - Required within 1 1/2 Yrs
  • 1st Class Refrigeration Plant Operator License - Licensed from the City of St. Joseph MO - Required within 1 1/2 Yrs Or
  • 2nd Class Refrigeration Plant Operator License - Licensed from the City of St. Joseph MO - Required within 1 1/2 Yrs
  • EPA CFC - Refrigeration - Approved EPA CFC Certification is obtainable within 18 months - Required within 1 1/2 Yrs
  • Driver's License - Valid In State - Required within 90 Days
  • Driver's License - Valid In State - Missouri Class E Drivers License - Preferred Upon Hire

Travel Requirements
  • Must be able to travel between various system facilities and off-site locations as needed. - Required

Qualifications
Skills and Abilities
Essential Technical/Motor Skills
  • Answer phone, adjust pneumatic controls of high pressure boilers and chillers, chemical meter test, use all hand and electrical tools, weld, cut, set equipment to close tolerance

Interpersonal Skills
  • Express ideas and thoughts, and electrical thinking ability.

Essential Physical Requirements
  • Plan events for daily PM's and repairs, take hourly readings, test and treat water in open and close systems, work on power plant equipment, repair pipe leaks, repair boilers, HVAC, chillers, motors, pumps, generators, operate high pressure boilers and large tonnage chillers and associated equipment, climbing ladders.

Essential Mental Abilities
  • Ability to read and understand technical documents and instructions.
  • Log equipment readings, transfer readings to numbers, follow equipment guidelines and operating instructions, mix and add chemicals, know equipment readings, limits and ranges, phone calls.

Essential Sensory Requirements
  • Read gauges, meters, water levels, blueprints, log; detect fire alarms, phones, equipment operations, verbal requests, tell if equipment is hot or cold; sense fire, detect wire color, resistors colors, etc.

Exposure to Hazards
  • Noise, chemicals, high-pressure steam, high voltage, explosive gases, heights to 25 ft.

Other Skills and Abilities
About Us
Mosaic Life Care is a health care system in northwest Missouri. With a vision of transforming community health by being a life-care innovator, Mosaic places the holistic needs of patients first by providing the right care at the right time and place, offering high value and quality health care.
Mosaic has a wide array of benefits to meet each employee's individual needs. Our benefits were designed by listening to people just like you. Mosaic also offers several perks with a focus on ensuring our employees feel valued, including concierge services, employee lounge, wellness programs, free covered parking, free on-site and virtual health clinics and many more. When paired with compensation and recognition, it is what continues to make us the employer of choice for employees at any stage of their journey.

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