Production Supervisor

Job Title:

Production Supervisor

The Production Supervisor leads front‑line plant operations by supervising production teams, ensuring safety and compliance, and driving efficiency, quality, and continuous improvement.

• Supervise, assign, and verify daily work of hourly production employees
• Promote a strong safety culture and ensure compliance with all policies and regulations
• Monitor performance (attendance, safety, efficiency) and provide coaching, mentoring, and discipline as needed
• Drive productivity, quality, and waste reduction across plant processes
• Support environmental compliance and maintain production reliability
• Coordinate daily production, maintenance scheduling, and inventory management
• Foster positive employee relations and build a high-performing team environment
• Track and report on production, safety and operational performance metrics

• High school diploma
• 3–5 years of supervisory experience in a manufacturing environment
• Proven ability to lead teams and achieve results through others
• Strong planning, organization, and problem‑solving skills
• Ability to manage multiple priorities in a fast‑paced setting

• Some college coursework
• Experience working in a unionized environment
• Strong interpersonal and communication skills
• Knowledge of safety, environmental, and production compliance standards
• Ability to learn plant systems and processes and use tracking/reporting tools
• Willingness to obtain and maintain required certifications (e.g., supervisory certificate, First Aid/CPR, Method 22)

• 401(k) Plan – company matching and employer‑funded contribution
• Tuition Reimbursement – 100% for approved eligible education expenses after six months
• Vacation and Holiday Pay – paid vacation and recognized holidays
• Health Savings & Wellness Benefits – HSA contributions, comprehensive wellness program, $100 annually toward a gym membership
• Disability & Employee Assistance Coverage – disability insurance and EAP for mental health, finances, personal support
• Incentive Program Eligibility – performance‑based incentives
• Career Growth & Development Opportunities – professional development resources
• Student Loan Reimbursement – assistance (coming soon)

• Highly collaborative work environment focused on growth and innovation
• Safety and sustainability are top priorities
• Excellent compensation, benefits, and generous perks focused on employee well‑being
• Great development and advancement opportunities
• Bring your real self to work and 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.

MLC, headquartered in St. Louis, Mo., is a leading global supplier of high‑calcium lime products and technical solutions for 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 for quality and an unwavering commitment to safety, sustainability, and service.

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