Mechanic

MLC; Missouri; On-site; USD 55,000 - 75,000; Full time

Benefits offered by this job

401(k) Plan with employer match and a1

Tuition Reimbursement

Vacation and Holiday Pay

Health Savings & Wellness Benefits

Disability & EAP

Incentive Program

Career Growth & Development

Student Loan Reimbursement

Job summary

MLC is seeking a Mechanic in Missouri to maintain and repair heavy‑duty tractors, trailers, and fleet equipment, ensuring safe, reliable operations and DOT compliance.

The role requires 2+ years of mechanical repair experience, valid license, and tools. You will perform preventative maintenance, troubleshoot electrical systems, and support with parts inventory in a fast‑paced setting.

Qualifications

• High school diploma or equivalent.
• Minimum of 2 years of mechanical maintenance and repair experience.
• Valid driver's license.
• Ability to provide and maintain personal mechanic tools required.
• Ability to lift up to 100 pounds and perform physically demanding tasks.
• Ability to work overtime, varying shifts, and on‑call rotations.
• Basic computer skills and experience using Microsoft Office.

Responsibilities

• Maintain and repair heavy‑duty tractors, trailers, and fleet equipment to ensure safe, reliable operations.
• Perform preventative maintenance, inspections, diagnostics, and repairs on fleet equipment.
• Complete DOT inspections, repair orders, and maintenance records accurately.
• Troubleshoot mechanical and electrical systems on fleet equipment.
• Respond to breakdowns and perform after‑hours or emergency repairs as needed.
• Maintain a clean, safe, and organized work environment.
• Work closely with supervisors, dispatchers, and team members to support efficiency.
• Assist with inventory management of parts and maintenance supplies.

Skills

Mechanical troubleshooting

Physical stamina

Safety compliance

Shift flexibility

Basic computer skills

Education

High school diploma or equivalent

Tools

Personal mechanic tools

Microsoft Office

Job description

Why consider a career at MLC?

• 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!

Job Title: Mechanic

Why consider a career at MLC?

MLC was recognized by Newsweek as one of America’s Greatest Workplaces & received an EcoVadis Sustainability Rating for our continued commitment to sustainability.

• 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

The Mechanic is responsible for maintaining and repairing heavy‑duty tractors, trailers, and fleet equipment to ensure safe, reliable, and efficient operations while meeting DOT and company standards.

• Perform preventative maintenance, inspections, diagnostics, and repairs on tractors, trailers, and fleet equipment.
• Complete and document DOT inspections, repair orders, and maintenance records accurately.
• Troubleshoot and repair mechanical and electrical systems on fleet equipment.
• Respond to breakdowns and perform after‑hours or emergency repairs as needed.
• Maintain a clean, safe, and organized work environment.
• Work closely with supervisors, dispatchers, and team members to support operational efficiency.
• Assist with inventory management of parts and maintenance supplies.
• Follow all safety policies, procedures, and regulatory requirements while working in a fast‑paced environment.

Required Qualifications

• High school diploma or equivalent.
• Minimum of 2 years of mechanical maintenance and repair experience.
• Valid driver's license.
• Ability to provide and maintain personal mechanic tools required for the position.
• Ability to lift up to 100 pounds and perform physically demanding tasks, including climbing, stooping, kneeling, and working in confined spaces.
• Ability to work overtime, varying shifts, and participate in on‑call rotations as needed.
• Basic computer skills and experience using Microsoft Office applications.

Preferred Qualifications

• Class A CDL or the ability to obtain one within the first six months of employment.
• Experience performing mechanical and electrical repairs on over‑the‑road tractors and trailers.
• Knowledge of DOT regulations, vehicle inspections, and preventative maintenance programs.
• Strong troubleshooting and diagnostic skills.
• Ability to work independently with minimal supervision and effectively prioritize work assignments.
• Experience training or mentoring others.
• Strong communication and teamwork skills.
• Ability to work safely in a variety of weather conditions and industrial environments.

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/