Plant Maintenance Supervisor

The County Materials Family of Companies manufactures and delivers concrete construction products to meet the demand for growing communities. Since 1946, we've relied on our talented and dedicated team members to provide reliable products with personalized service.


We're hiring a Plant Maintenance Supervisor to join County Materials at Roberts, WI.

Job Summary:
The Plant Maintenance Supervisor is responsible for supervising maintenance technicians and overseeing all maintenance, repair, and servicing activities for manufacturing and industrial plant equipment. This role ensures production equipment operates efficiently, safely, and with minimal downtime. Equipment supported includes production machinery, overhead cranes, hoppers, conveyor systems, stationary mixers, wire rollers, and industrial vibrators.

This position plays a critical role in supporting plant operations through preventative maintenance, troubleshooting, emergency repairs, and coordination with production teams.

Job Duties & Responsibilities:

• Supervise, coach, and review performance of plant maintenance technicians
• Coordinate maintenance activities with production to minimize downtime
• Ensure all work complies with safety standards and is properly documented

• Troubleshoot and diagnose mechanical, hydraulic, pneumatic, and electrical issues during production
• Schedule and execute preventative maintenance programs
• Perform emergency and unscheduled repairs to maintain production continuity
• Conduct mechanical repairs and general-purpose steel fabrication
• Perform welding for equipment repair, installation, and modifications

• Service and maintain production equipment including conveyors, cranes, and mixers
• Read and interpret equipment manuals, schematics, and technical documents
• Use hand tools, power tools, electric meters, welders, torches, and material handling equipment

• Obtain quotes for parts and supplies and manage material pricing
• Communicate with vendors to ensure proper installation and ongoing equipment maintenance
• Install replacement parts and components as needed

• Maintain clean, safe, and organized work areas
• Enforce plant safety policies and procedures at all times

COUNTY Core Competencies: The expected behaviors of all COUNTY team members that align with Our Values and Our Commitments:

• Integrity & Organizational Awareness
• Customer First Focus
• Results Driven Orientation
• Teamwork, Safety & Collaboration
• Problem Solving & Decision Making
• Creativity & Innovation

Job-Based Competencies:

• Production & Plant Operations Management
• Machine Operation
• Quality Control
• Inventory Management
• Project Management & Product Development
• Work Order Scheduling & Value Stream Mapping
• Supply Chain Management
• Financial Acumen & Budget Management
• Material Handling
• Leadership
• Communication
• Safety Mindedness
• Conflict Resolution

Experience & Qualifications:

• 4-6 years of industrial or manufacturing maintenance experience
• Proven leadership or supervisory experience preferred

• Boiler system experience
• Electrical license or certification
• Strong knowledge of industrial safety standards

Work Environment:

• Work in indoor and outdoor weather conditions, including extreme hot or cold temperatures
• Exposure may include extreme weather, machinery, chemicals, public interaction, etc.
• Travel required: None
• Typical work hours/shifts: [Describe schedule, e.g., standard hours, rotating shifts, weekends, overtime expectations]

Physical & Work Expectations:

An individual in this position must be able to successfully perform the essential duties and responsibilities listed above. Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions of this position.

• Frequent standing, walking, bending, reaching, or handling materials/equipment.
• Occasional climbing, kneeling, crawling, or lifting/moving up to 25 pounds.
• Ability to concentrate, follow detailed instructions, communicate effectively, and safely perform job duties.
• May require the operation of specific tools, equipment, or vehicles associated with the position.

The County Materials Family of Companies connects candidates with rewarding careers in concrete manufacturing, an industry that's growing faster than most. We work alongside individuals to leverage their skills and align them with diverse job opportunities in production, transportation, safety, finance, human resources, information technology, marketing, risk management, and more.


Military service members and veterans are encouraged to apply.


Benefits Overview:


Central Processing Corporation is the payroll and benefit service of the County Materials Family of Companies.

• Health, dental and vision insurance
• Paid Short-term & Long-term disability
• 401(k) match
• 8 Paid holidays
• Paid Time Off
• Referral rewards program
• Wellness program with rewards
• Flexible Savings Options
• Employee Assistance Program
• Paid Life Insurance
• $200 Boot Allowance
• Safety focused: GUARD for Life
• Voluntary critical illness & accident insurance
• Optional Uniform Program

2026 Benefits at a glance - English

County Materials Family of Companies is an EEO/Affirmative Action Employer; all qualified applicants will receive consideration for employment without regard to any characteristic prohibited by federal, state and/or local laws.


We participate in E-Verify to confirm employment eligibility for all new hires.