Job Title:  Kiln Process Attendant   

Why consider a career at MLC?  

MLC was recognized by Newsweek as one of America’s Greatest Workplaces in 2025.

• Highly collaborative work environment focused on growth and innovation
• Safety and sustainability are top priorities
• Excellent compensation, benefits, generous perks; focused on employee wellbeing
• Great development and advancement opportunities
• Bring your real self to work, come grow with us!

MLC operates the largest lime facility in the Americas and mines some of the purest limestone reserves in the world…and we are global!  The company is committed to development and employee satisfaction.  Join our outstanding team! 

About the Job

The Kiln Process Attendant assists in everyday functions of the operations including limestone crusher circuit, kiln, product transport, utilities and ancillary processes.

• Completion of daily data collection checklist. Collect daily silo measurements. Collect samples from the limestone kiln-feed, coal belts, cooler or in some instances the firing hood. Analyze sample for quality control.
• Check lubrication levels and test kiln diesel auxiliary engine.
• Walk the plant and inspect belts, screens, screws, feeders and kiln. Report on any issues or faults on equipment in a timely manner.
• Perform housekeeping tasks - Clean grates, screens, chutes, and hoppers. Maintain clean work areas including catwalks, platforms or other areas accessible for work.
• Inspect and clean pre-heater rams with the pressure washer.
• Effective communication with team members including radio communication with Supervisor and Control Room Operator.
• Operate mobile equipment for continued kiln feed for the kiln, emptying reject bins, coal bins, etc
• Employees are expected to perform other responsibilities as needed. 

Required Qualifications

• Education: High School Diploma or equivalent required.
• Experience: At least 1 year of working in an industrial environment required. Experience working in a lime kiln crushing plant a plus.
• Certifications: MSHA part-46 Certified Miner certificate a plus.
• Licenses: Valid Driver’s License preferred.
• Knowledge: Basic maintenance knowledge of belts, conveyors, screens, feeders, etc. required. Basic industrial knowledge including applying safety standards in accordance to MSHA preferred.
• Skills: Basic use of Microsoft Office and inspection and timely reporting skills are required.
• Abilities: Ability to learn specific MLC operating procedures, collect samples, and operate mobile equipment.
• Behaviors: Effective communication, able to work independently or on a team, and task-oriented.

The Fine Print

Benefits and perquisites may vary based on the nature and location of each job.

Click here for MLC EEO information  

About MLC

MLC, headquartered in St. Louis, Mo., is a leading global supplier of high-calcium lime products and technical solutions. These offerings bring essential performance and value to a broad range of market applications, including metals, construction, chemical synthesis, water and emissions treatment, glass, textiles, plastics, rubber, agriculture, foods and beverages. With over a century in business, MLC has built a reputation on the quality of its products and services, as well as an unwavering commitment to safety, sustainability and service. The company’s expanding global footprint includes a diversified, reliable network of production and distribution facilities in the U.S., as well as in the UK through our Singleton Birch business. For more information, visit https://www.mlc.com/.