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!
Process Engineer Co-Op/Intern
Where will you work:
Bartow Manufacturing Facility: 3200 Hwy 60 West. Bartow, FL 33831
Housing and relocation can be provided for qualified candidates.
As a Process Engineer Co-Op/Intern, you will support mining and refinery process improvements, assist with process modeling, and contribute to ongoing site initiatives. This role provides hands-on experience in engineering applications within an industrial setting, allowing you to develop technical skills and gain valuable insight into process optimization. Our student opportunities allow you to learn from Professional Engineers, offers competitive pay, a relocation package and opportunity to work with a global leader on exciting projects and much more.
Term
May 11th – Aug 21st, 2026
Full time Co-Op/Internship. Typically, 36-40 hours a week on site.
9/80 schedule if applicable
What will you do?
Day to day work assignments assigned by the supervisor and could include:
Troubleshooting to identify root cause of problems in the phosphate processing and production.
Apply mass and energy balances to evaluate and optimize process efficiency across various chemical operations.
Support tactical projects in the dry side of Riverview, addressing site rate-limiting factors to improve operational efficiency.
Gain exposure to production engineering and operations, fostering a well-rounded experience across multiple disciplines.
Learn granulation processes to develop a strong understanding of production engineering and process optimization.
Assisting with equipment efficiency tests and developing a process flow diagram for a new opportunity
Utilize modeling tools to validate process improvements and assist in prioritizing projects.
Communicate with various levels of personnel throughout the organization, including management, plant operators, engineers (of various disciplines), lab personnel, and contractors
Participation in department meetings and meetings specific to the project assignments.
Adhering to Mosaic’s mission, guiding principles and priorities, and key competencies
What do you need for this role?
Sophomore level by May 2026 or higher pursuing a bachelor’s degree in Chemical or Mechanical Engineering
Completed Material and Energy Balances class prior to internship/co-op
2.75 GPA or higher
1-2 years of experience volunteering, working with student/school organizations, or work is preferred.
Previous internship or co-op experience is preferred.
Reliable transportation and valid driver’s license - You will need to be able to travel to and from sites and/or office.
Ability to work full time and be a student in standing at the time of the co-op/internship
Selected candidates will be required to successfully complete the following: Post-offer/pre-placement drug and alcohol screening, background check, physical, functional capacity examination.
Basic computer skills are required.
Experience working in a team environment is a must.
Familiarity with an industrial environment is highly desirable.
Effective verbal communication skills is a plus.
Physical work environment is occasionally outdoors with exposure to varying degrees of hot and cold environments.
The physical demands described are representative of those that must be met by an employee to successfully perform the functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
Must be able to safely perform the essential functions of the job without posing a direct threat to the safety of his or her own self, or the safety of others.
Able to lift approximately 0-25 lbs. occasionally.
Able to climb stairs and work at various heights.
Able to distinguish varying or specific colors, patterns, or materials.
Able to hear, with or without correction.
Able to read, write and understand basic English.
Able to see, with or without correction.
Able to use fine hand motor skills.
Able to wear a respirator.
Must be authorized to work in the United States