Mechanic

• 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!

Benefits & Professional Growth

MLC offers a competitive and thoughtfully designed rewards package that supports both financial security and long-term career development:

• 401(k) Plan
  The company matches a portion of employee 401(k) contributions and also provides an additional employer-funded contribution, regardless of employee participation, to help support long‑term retirement savings.
• Tuition Reimbursement
  Reimbursement for 100% of approved eligible education expenses after six months of employment to support continued learning and career advancement.
• Vacation and Holiday Pay
  Employees receive paid vacation as well as recognized company-paid holidays to support work-life balance throughout the year.

• Health Savings & Wellness Benefits
  Employer HSA contributions for medical plan participants, a comprehensive wellness program, and $100 annually toward a gym membership.
• Disability & Employee Assistance Coverage
  Company‑provided disability insurance and access to an Employee Assistance Program (EAP) offering mental health, financial, and personal support resources.

• Incentive Program
  Eligibility for performance-based incentive opportunities aligned with individual and organizational success.
• Career Growth & Development Opportunities
  Access to professional development resources and opportunities within a growing, global organization.
• Coming soon…Student Loan Reimbursement assistance

About the Job

As a Mechanic, you will play a critical role in keeping MLDS Trucking's fleet operating safely, efficiently, and in compliance with DOT regulations by performing maintenance, inspections, and repairs on tractors, trailers, and related equipment.

• Perform maintenance and repairs on diesel tractors, pneumatic trailers, and other fleet equipment.
• Diagnose and troubleshoot mechanical and electrical issues to minimize downtime.
• Conduct and document DOT inspections to ensure regulatory compliance and safe operation.
• Maintain accurate repair, maintenance, and inspection records.
• Support preventative maintenance programs to improve fleet reliability.
• Respond to service calls and participate in on-call rotations as required.
• Maintain a clean, organized, and safe work environment.
• Collaborate with operations teams, supervisors, and dispatchers to support safety and operational efficiency.

Required Qualifications

• High school diploma or equivalent.
• Minimum of two years of diesel mechanic or heavy equipment maintenance experience.
• Demonstrated experience or certifications performing mechanical and electrical repairs on over-the-road tractors and trailers.
• Valid Class A Commercial Driver's License (CDL).
• Ability to read and understand repair documentation, conduct basic mathematical calculations, and communicate effectively.
• Ability to lift, carry, climb, bend, kneel, and work in physically demanding environments.
• Ability to work independently with minimal supervision.
• Must provide and maintain required personal tools.

Preferred Qualifications

• Experience performing DOT inspections and maintaining compliance documentation.
• Basic computer proficiency, including Microsoft Office applications.
• Aluminum MIG welding experience.
• Knowledge of preventative maintenance programs and fleet management practices.
• Strong troubleshooting and problem-solving skills.
• Ability to train and mentor other technicians.
• Experience assessing equipment failures and leading repair diagnostics.
• Ability to perform complex repairs independently and efficiently.

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/.