The Gerken Companies is one of the largest ready-mixed concrete producers in northwest Ohio and southeast Michigan. Our Kuhlman Corporation, M&R Ready Mix, Inc., and Williams Concrete, Inc. are leaders in manufacturing and delivering ready-mixed concrete. We have strategically located plants throughout the region, and portable plants available for on-site production.
Ready Mix Concrete
Our ready-mix division offers career paths focused on concrete production, delivery, and quality control. Key roles include mixer truck drivers, plant operators, maintenance technicians, and dispatchers.

ENTRY LEVEL
Entry-level positions generally require a high school diploma or GED, a clean driving record, and physical stamina.
While specific requirements might differ by position, Gerken truly values hardworking, reliable, and trustworthy individuals ready to tackle diverse weather and shift schedules with enthusiasm and dedication.
Typical jobs include:
Mixer Truck Driver Trainee
Ready to start a driving career? Earn valuable experience while learning the skills needed to become a professional CDL driver.
Plant Yardman
Enjoy operating equipment and working outdoors? Help manage materials, maintain the yard, and support daily plant operations.
Mechanic’s Helper
Looking to learn a skilled trade? Work alongside experienced mechanics while gaining hands-on experience.
Quality Control Intern
Interested in engineering or construction? Gain hands-on experience testing materials used in real-world projects.
SKILLED/INTERMEDIATE
Operating through subsidiaries Kuhlman Corporation, M&R Ready Mix, and Williams Concrete, these roles focus on safe, time-sensitive material delivery and plant maintenance.
The jobs require commercial driving skills, mechanical aptitude, knowledge of batching processes, and a strong commitment to safety.
Typical jobs include:
Batch Plant Operator – Plant Mechanic
Like fixing things and working with equipment? Maintain plant equipment, operate machinery, and help keep production moving.
Bulker Truck Driver
Like being on the road? Deliver materials to our plants and play a key role in keeping production running.
Conveyor Truck Driver
Want to operate specialized equipment? Deliver concrete and use unique equipment to help complete challenging construction projects.
Mixer Truck Driver
Enjoy driving? Deliver concrete to job sites and see projects come to life across our communities.
Loader Operator
Want to operate heavy equipment? Load materials, support plant operations, and help keep production moving.
Master Mechanic
Love working with your hands? Troubleshoot and repair equipment that keeps our plants running.
Mechanic
Like fixing engines and equipment? Maintain trucks and machinery that support construction projects across the region.
Mechanic (Plant)
Interested in maintenance and repair? Work on loaders, trucks, and plant equipment while helping operations run smoothly.
Plant Mixers and Maintenance
Like working with equipment? Maintain plant machinery and help keep concrete production running smoothly.
Pump Truck Operator
Want to operate specialized equipment? Deliver and place concrete on job sites while working closely with construction crews.
Quality Control Technician
Curious how quality is measured? Test construction materials and help ensure every project meets high standards.
SUPERVISOR/MANAGEMENT
Leadership opportunities in our ready-mix concrete division blend operational know-how with dynamic team management.
Key skills include ensuring safety and compliance, mastering logistics, fostering team growth, and utilizing specialized industry software.
Typical jobs include:
Batch Plant Manager
Interested in leadership and operations? Manage a concrete plant, lead a team, and help produce materials used in real-world construction projects.
Business and Sales Development Manager
Enjoy meeting people and building relationships? Help grow the business by connecting with customers and creating new opportunities.
Area Plant Manager
Like leading a team? Help oversee multiple plants, support employees, and keep operations running smoothly.
Dispatch Manager
Good at problem-solving and multitasking? Coordinate deliveries, support customers, and keep operations running efficiently.
Fleet Managerr
Interested in technology and equipment? Use tracking systems and data to keep vehicles operating safely and efficiently.
Plant Maintenance Manager
Interested in leadership and maintenance? Oversee equipment, support plant operations, and help keep everything running efficiently.
Plant Manager
Want to lead people and operations? Oversee plant activities, support drivers, and help deliver quality products to customers.
Quality Control Manager
Passionate about quality and innovation? Lead testing programs and help develop products that meet the highest standards.
Technical Sales Manager
Interested in both sales and strategy? Work with customers, pricing, and operations to help drive business success.
OFFICE/TECHNICAL SUPPORT
The office and technical support roles in The Gerken Companies’ Ready Mix Concrete division concentrate on logistics, quality assurance, and customer relations.
Given that concrete is highly time-sensitive, these support positions often demand long hours and involve fast-paced, collaborative workdays, particularly during the peak construction season.
Typical jobs include:
Customer Service Rep.
Love helping people? Work with customers, take orders, and help keep projects moving from start to finish.
Technical Sales Associate
Enjoy sales and building relationships? Help customers find solutions while supporting growth throughout the business.