International Tax Intern (Summer 2027)

About the role

Work under the supervision of the Tax Managers. Assist with tasks related to international and domestic tax compliance as well as tax planning, tax reporting, tax controversy and transfer pricing.

Responsibilities

• Assist with U.S. tax compliance duties related to international and domestic operations.
• Assist with the preparation of tax return calculations and documentation (including support for forms 1120, 1065, 5471, 8865, 8858, and state income tax returns).
• Assist with state income tax notice resolution and documentation.
• Compile and analyze financial information and research tax filing positions.
• Assist in the implementation of process improvements to enhance efficiency and effectiveness of ongoing tax processes.
• Assist with tax planning projects as needed, from design and implementation to execution and documentation.
• Support components of global tax provision process.
• Assist with transfer pricing duties related to calculations, intercompany agreements and documentation.
• Learn to work with non-tax corporate and operational functions such as legal, treasury, and accounting.

Requirements

• Currently enrolled as a full-time student at an accredited U.S. college or university.
• Pursuing an undergraduate degree in Accounting or related field.
• Ability to be in the greater Milwaukee area in the summer.
• Duration: Summer 2027.
• Up to 40 hours per week.
• Hybrid internship – must have a quiet workspace away from interruptions, with the option to work in the office. Be able to maintain regular contact with the supervisor/team via virtual methods.
• Applicants must be authorized to work for any employer in the US without the need for sponsorship, now or in the future.

Benefits

• Global market strength and worldwide market share leadership.
• HQ location earns LEED certification for sustainability plus a full-service cafeteria and workout facility.
• Clarios has been recognized as one of 2026's Most Ethical Companies by Ethisphere. This prestigious recognition marks the fourth consecutive year Clarios has received this distinction.

Who we are

Clarios is the force behind the world’s most recognizable car battery brands, powering vehicles from leading automakers like Ford, General Motors, Toyota, Honda, and Nissan. With 18,000 employees worldwide, we develop, manufacture, and distribute energy storage solutions while recovering, recycling, and reusing up to 99% of battery materials—setting the standard for sustainability in our industry. At Clarios, we’re not just making batteries; we’re shaping the future of sustainable transportation. Join our mission to innovate, push boundaries, and make a real impact. Discover your potential at Clarios—where your power meets endless possibilities.

We value the leadership, adaptability, and technical expertise developed through military service. At Clarios, those capabilities thrive in an environment built on grit, ingenuity, and passion—where you can grow your career while helping to power progress worldwide.