Current Openings
Position Summary
Michigan Agricultural Commodities is seeking a full-time Maintenance Supervisor working out of our Middleton facility. This role will provide a unique opportunity to work throughout this diverse facility, offering a variety of services to customers. MAC is a progressive leader in the grain industry, continually investing in our facilities and employees to expand our footprint across Michigan. The ideal individual for this role will have experience or interest in grain operations, demonstrating a desire to utilize skills to positively impact the company and customers.
Scope of Responsibilities: Maintenance Supervisor is a hands-on job and will lead by example. Must work in coordination with peers and supervisors to successfully complete daily facility maintenance. Daily maintenance includes (but is not limited to) maintaining all grain handling equipment, vehicle maintenance and wheeled equipment maintenance.
Job Requirements:
- Safety: It is the policy of MAC to provide a safe and healthy workplace. The ability to perform all tasks in a safe manner and in accordance with company policy is essential. All company policies and procedures to be followed. It is essential to perform tasks in accordance to MAC safety procedures and ensure MIOSHA guidelines are followed.
- Coordinates with Middleton Operations Manager to successfully complete daily facility maintenance.
- Understand how grain handling equipment works and its necessary components to be able to understand when maintenance is needed.
- Build and/or fabricate equipment and equipment accessories necessary for grain/organic/agronomy departments.
- Order parts necessary to complete maintenance projects.
- Log all maintenance work in company database.
- Make recommendations for equipment repair and provide a list of material needed to complete maintenance.
- Conduct maintenance projects according to proper housekeeping procedures set forth by MAC.
- Direct other maintenance personnel on daily maintenance.
- Assist with loading and unloading railcars.
- Assist in grain operations as needed, including building and picking up ground piles.
- Housekeeping: Proper housekeeping is important for safe operations. Dust control inside and outside the plant must be maintained at minimal levels. Spilled product must be cleaned up as soon as possible and returned to inventory or moved to a safe area.
- Facility appearance is also very important and steps should be taken to maintain and enhance this.
- Physical Requirements: Physical condition must not limit the ability to climb (highest point 200’), lift at least 100#, or get in and out of confined spaces which is necessary to perform the basic tasks of this position. Some operations require the wearing of protective gear that may seem heavy or restrictive. Good vision and hearing are essential to personal safety and the safety of co-workers.
- Other tasks as assigned
Desired Skills/Competencies
- Welding and fabrication
- Mechanically minded, including ability to use necessary tools and machines
- Comfortable working in variable weather conditions
- Problem solving and basic computer knowledge
- Ability to work with a team
- Minimum high school degree required
- Required: must have a current driver’s license and be able to pass a comprehensive background check and substance screening.
All candidates must be able to pass a comprehensive background check and substance screening.
Internship Opportunities
We downsized our internship experience following COVID-19. Regardless of limited formal intern classes, we still keep looking for the next great employee! If you know a student already planning for their future, send them our way or submit your resume for future opportunities.




Our MAC Internships are designed to provide a real-life experience for students to gain exposure in working in a grain trading office, grain terminal, and crop/soil sciences. Experiences include a variety of different tasks, with a goal to cross-train an intern to benefit from as many different experiences as possible. The exact role of an intern varies based upon the location they will work out of. We also try to offer learning opportunities directly related to the career interests of each individual intern. Some of the skill building activities an intern may experience include:
- Participation in summer long merchandising exercise
- Facility grain logistics education (grain grading, loading, unloading)
- Bin space management, storage methods, and grain quality control measures training
- Fertilizer blending, delivery, unloading and storage management
- Customer service – phone and office contact
- Grain contracting procedures and futures/options education
- Field scouting, assessment and reporting (with a focus typically on wheat & IP soybeans)
- Market data review
- Facility safety training
- Grain ticket and settlement process training
- Agronomy sales and support
- Soil Sampling
- Special projects
For employment related questions or if you are having issues with the system, please e-mail: [email protected]
