Shop Manager / Diesel Mechanic

About the Opportunity

Are you a hands-on leader who enjoys rolling up your sleeves and keeping a fleet running at its best? SRM Concrete is looking for a Shop Manager / Diesel Mechanic who combines strong management and teaching skills with deep mechanical expertise. In this working manager role, you’ll lead by example—overseeing shop operations, mentoring your team, and performing repairs and maintenance on our diesel-powered trucks, mixers, and heavy equipment. If you’re organized, safety-focused, and ready to make a real impact, this could be the perfect fit for you.

Your Mission & Key Responsibilities

• Lead and mentor a team of mechanics and shop staff, setting the standard for safety, efficiency, and quality.
• Perform routine maintenance and inspections on diesel engines and equipment, including oil changes, lubrications, and filter replacements.
• Diagnose and repair mechanical, electrical, and hydraulic issues on a variety of diesel vehicles and heavy machinery.
• Use diagnostic equipment and tools to accurately identify problems and determine the best solutions.
• Rebuild, replace, or repair major diesel engine components such as heads, blocks, starters, and transmissions.
• Collaborate with the operations team to schedule maintenance and repairs, minimizing downtime and keeping our fleet delivery-ready.
• Ensure compliance with all safety policies and procedures in the shop and on job sites.
• Keep detailed and accurate records of all maintenance and repair work.
• Stay current on the latest diesel engine technology, repair techniques, and industry best practices.
• Pitch in wherever needed—this is a hands-on role where you’ll work alongside your team to get the job done.

What Sets You Apart

• Proven experience as a Diesel Mechanic, Shop Manager, or Lead Technician—experience in the concrete or heavy equipment industry is a big plus.
• Strong knowledge of diesel engines, hydraulic systems, and electrical systems.
• Skilled in using diagnostic tools and equipment to troubleshoot and repair complex issues.
• Excellent problem-solving abilities, attention to detail, and a commitment to quality work.
• Strong leadership, communication, and teaching skills—you know how to motivate and develop your team.
• Organized and able to manage shop operations, schedules, and priorities effectively.
• Commitment to safety standards and protocols in every aspect of your work.
• High school diploma or equivalent required; vocational or technical certification in diesel engine repair is a plus.
• Valid driver’s license required; CDL preferred.
• Willingness to complete SRM’s pre-employment screenings.

About SRM

SRM Concrete (Smyrna Ready Mix) is a family-owned, values-driven leader in the ready mix concrete industry. Founded in 1999 with a single plant in Smyrna, Tennessee, we’ve grown to over 600 locations nationwide by focusing on quality, integrity, and service. Our mission is to serve our customers, our communities, and our team members with excellence—every load, every day.

Why Join SRM Concrete?

• Home Daily: Steady work with the benefit of being home after every shift. We’re closed every Sunday so you can count on time for yourself and your family.
• Career Advancement: Be part of a rapidly growing company with real opportunities for professional development and advancement.
• Competitive Compensation: Strong hourly pay with overtime after 8 hours, plus eligibility for bonuses and annual raises. If your region slows down, we offer opportunities nationwide to keep you working.
• Exceptional Benefits: Comprehensive benefits package including low-cost medical, dental, vision, short-term and long-term disability, and life insurance; paid holidays; PTO and vacation programs; 401k with $100 weekly match; family days; and more!
• Team Culture: At SRM Concrete, we value hard work, respect, and teamwork. We support each other, recognize a job well done, and believe in doing what’s right—on the job and in the community. You’ll find a straightforward, dependable environment where every team member matters.