The Mosaic Company (NYSE: MOS) is the world’s leading integrated producer of concentrated phosphate and potash—two of the three most important nutrients in agriculture. We employ more than 13,000 people in six countries to serve farmers all over the world. Our Headquarters is in Lithia, Florida with operations throughout North America (U.S./Canada) and South America.
At Mosaic We Help the World Grow the Food it Needs - Apply today and join our team!
Reporting directly to the Sr. Mill Manager, the Mill Maintenance Superintendent is responsible for leading all surface maintenance activities and ensuring the safe, reliable, and efficient operation of site assets. This role provides strong, visible leadership to a multidisciplinary team of supervisors, tradespeople, and contractors, fostering a safety-first culture while driving performance in operational efficiency, cost management, quality, employee engagement, and environmental stewardship.
The Superintendent serves as the site leader for maintenance strategy, workflow optimization, planning, scheduling, and equipment reliability. Accountable for the maintenance of all mechanical and electrical assets, this position oversees the development, implementation, and control of maintenance programs and procedures, including preventive and predictive maintenance, inspection and lubrication programs, budgeting and cost control, quality assurance, regulatory compliance, and workplace safety. The role is also responsible for the selection, management, and oversight of external contractors to ensure the safe and timely execution of maintenance work and small capital projects.
In addition, the Mill Maintenance Superintendent plays a critical role in driving continuous improvement initiatives across both maintenance and production operations. By leveraging best practices and data-driven decision-making, the incumbent identifies opportunities to enhance asset performance, improve reliability, and optimize operational processes.
A key aspect of the position is the development of people and teams. The Superintendent provides coaching, mentorship, and support to maintenance supervisors, trades personnel, and contractors, fostering a collaborative and accountable work environment. By recognizing and leveraging individual and team strengths, the role helps build organizational capability, develop future leaders, and ensure the sustained success of the maintenance function.
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Mosaic is an Equal Opportunity Employer that values the strength diversity brings to the workplace and strives to achieve a representative workforce in Canada.
We Help the World Grow the Food it Needs - Apply today and join our team!

Mosaic is a global leader in the crop nutrient industry — the only company with the ability to produce and deliver two vital crop nutrients, phosphate and potash, on a massive scale. Mosaic engages in every phase of crop nutrition, from the mining of resources to the production of crop nutrients, feed and industrial products for customers around the globe.