Summer 2026 Controllership Internship

Welcome to the future of finance! As a Controllership Intern at Nationwide Mutual Insurance, you will have the opportunity to gain hands-on experience in one of the leading insurance and financial services companies in the country. Our Summer 2026 internship program offers a unique blend of classroom learning and practical application, giving you the chance to develop your skills and make a real impact in the industry. We are looking for driven and ambitious individuals who are passionate about finance and eager to learn. If you are ready to take on new challenges and pave your way towards a successful career, then we want you on our team.

1. Assist with financial reporting and analysis for various business units within the company.
2. Participate in month-end and year-end closing processes, including account reconciliations and journal entries.
3. Learn and utilize accounting systems and software to complete assigned tasks.
4. Collaborate with cross-functional teams to gather and analyze financial data for reporting and forecasting purposes.
5. Develop and maintain strong knowledge of accounting principles and regulations.
6. Contribute to the preparation of financial statements and reports for management and external stakeholders.
7. Support internal and external audits by providing documentation and explanations as needed.
8. Assist in the development and implementation of process improvements and efficiencies.
9. Attend trainings and workshops to enhance financial knowledge and skills.
10. Participate in team meetings and provide input on projects and initiatives.
11. Adhere to company policies and procedures, and maintain confidentiality of sensitive information.
12. Take on additional tasks and projects as assigned by supervisors.

According to JobzMall, the average salary range for a Summer 2026 Controllership Internship in Columbus Metropolitan Area, OH, USA is $40,000-$60,000 per year. However, salaries may vary depending on the specific company, industry, and location of the internship. Some companies may also offer additional benefits such as housing or transportation allowances. It is important to research and compare salaries for specific internship opportunities to get a better understanding of the compensation offered.

Nationwide Mutual Insurance Company and affiliated companies, commonly shortened to Nationwide, is a group of large U.S. insurance and financial services companies based in Columbus, Ohio. The company also operates regional headquarters in Scottsdale, Arizona; Des Moines, Iowa and San Antonio, Texas.