Maintenance Supervisor

Sapphire Americas, a CRH company and part of the Ash Grove family of companies, delivers innovative, circular solutions that help decarbonize industries and communities. We specialize in transforming residual and non-recyclable materials into alternative fuels and raw materials for cement manufacturing—offering a zero-landfill pathway that conserves natural resources and advances the circular economy. Through our work, we reduce landfill dependency, lower carbon emissions, and unlock long-term environmental and economic value. By turning waste into opportunity, Sapphire Americas is helping build a cleaner, more resilient future.

Sapphire Americas supports the Ash Grove Cement business by providing alternative fuels and alternative raw materials to facilitate the cement plants' goals regarding commercial excellence, carbon footprint, and future developments. Ash Grove Cement, a CRH company, provides Portland and masonry cements to help build the foundation and infrastructure for the world around us. We ship millions of tons of cement from our plants and network of terminals located across North America.

About the role

The Maintenance Supervisor schedules, coordinates, and supervises the maintenance crew, preventive/predictive maintenance, and mechanical repair activities.

Responsibilities

• Promote and follow all plant safety guidelines.
• Provide technical assistance in the safe use of tools and equipment, training new and current employees on proper procedures, techniques, and safety precautions.
• Schedule and coordinate daily preventive/predictive maintenance and mechanical repair activities and projects.
• Inspect job sites before beginning maintenance projects to identify hazards and ensure a safe work environment.
• Operate computerized preventive maintenance and repairs system to prepare work orders, document work activities, and maintain all records.
• Assess and give performance feedback to the maintenance crew.
• Maintain records of attendance and paid time off.
• Analyze and write job procedures for new jobs and modify procedures for existing jobs.
• Estimate time and parts required to complete projects and repairs.
• Collaborate with Purchasing Agent to ensure adequate supplies are ordered or in stock for projects.
• Assist in contacting vendors and obtaining contractors regarding maintenance needs.
• Attend and regularly conduct safety meetings and inspections to ensure compliance with safety requirements.
• Coordinate and supervise the work of contractors for specified maintenance activities.
• Assist in preparing the budget for capital expenditures planned for maintenance projects and repairs.
• Participate in the monthly conference calls with Manufacturing Extension Partnership (MEP).
• Additional duties as assigned by supervisor.

Requirements

• Ability to read, write, and understand warning labels, instructions, signs, etc.
• Minimum High School diploma or GED.
• 2 Year / Associate Degree in a technical field preferred. A combination of relevant experience may be accepted in lieu of a diploma/degree.
• Minimum 3 years of experience in supervisory or maintenance experience in engineering, or facility management in a similar position in a related industry.
• Knowledge of maintenance and repair required for plant equipment and structures.
• Demonstrates project management skills.
• Ability to use independent judgment.
• Ability to make decisions, plan, organize, and problem solve.
• Ability to operate a personal computer.
• Ability to read and understand equipment manuals, mechanical drawings, and blueprints.
• Aptitude for learning new computer software.
• Knowledge of all equipment and machinery used in the plant and how each functions.
• Knowledge of government regulations such as EPA regulations and MSHA as they apply to maintenance projects and repair activities.
• Working knowledge of steel specifications, welding, conveyors, AC/DC motors, fans, hydraulic systems, fabrication, cutting torch basics, soldering, lubricants, carpentry, millwright work, mechanics, plumbing, electrical distribution systems, machine shop equipment and procedures, painting, torque wrenches, etc.

Work Environment

• Work to be performed in a shop environment as well as outdoor exposure throughout the plant.
• Mild exposure to cement dust, heat, cold, and noise requires compliance with specified safety guidelines and procedures.
• Exposure to high elevations of up to 250 feet in height.
• Exposure to all weather conditions.
• Normal operation of mobile equipment may result in jarring and vibratory exposure.

Facility Location: 2067 S County Line - Plant City, FL 33566

Benefits

• Health Insurance
• Dental Insurance
• Vision Insurance
• Retirement Plan
• Paid Time Off, Paid Holidays
• Tuition Reimbursement
• Employee Assistance Program
• Disability Pay
• Life Insurance
• Growth Opportunities