Tax Accounting Co-Op/Intern - Summer 2027

United StatesFull-timePosted Jul 22, 2026

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!

 

Tax Accounting Co-Op/Intern - Summer 2027

Where will you work: Plymouth Offices at 3033 Campus Drive, Suite E490, Plymouth, Minnesota 55441 

The Tax Accounting Co-Op/Intern will be partnered with team members in varying roles in the tax department to help foster your success, provide you opportunities to grow in various areas of tax and transformation, and provide you with on-going feedback on your job performance. Our student opportunities allow you to learn from professionals, offers competitive pay, an opportunity to work with a global leader on exciting projects and much more.   

Term 

May 10, 2027 to August, 20, 2027

Full time Co-Op/Internship. Typically, 36-40 hours a week. 

Hybrid. 9/80 schedule if applicable.

What you’ll do:

  • Assist in preparation of federal, state, and international income tax returns and supporting workpapers

  • Assist with quarterly tax provision calculations (ASC 740), including book-to-tax differences

  • Prepare and analyze tax data to support compliance and financial reporting

  • Support responses to tax notices and audit information requests

  • Prepare and analyze tax data to support compliance and financial reporting

  • Utilize digital tools to improve data accuracy, consistency, and reporting efficiency

  • Communicate with various levels of personnel throughout the organization, including management, plant operators, engineers (of various disciplines), tradespersons, and contractors.

  • Participation in department meetings and meetings specific to the project assignment.

  • Adhering to Mosaic’s mission, guiding principles and priorities, and key competencies.

What you’ll need: ​

  • Junior level or above by May 2027 pursuing a bachelor's in Accounting, Finance, or IT

  • 2.75 GPA or higher 

  • Foundational knowledge of taxation and accounting principles

  • Experience or familiarity with Microsoft Copilot, Power BI, and reporting tools preferred

  • 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 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

  • Effective verbal communication skills is a plus

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

  • Must be authorized to work in the United States.

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