Summer 2026 Tax & Financial Accounting Internship

Prosperity Partners (“Prosperity”) is a public accounting firm offering best-in-class tax, accounting, and personal finance services to dynamic businesses, high net-worth individuals, and family offices. With offices throughout the United States, we are seeking a tax and financial accounting intern to support our growing practice in Iselin. Prosperity is currently placing part-time interns for Summer 2026. Candidates must have a strong work ethic and an understanding of accounting principles, demonstrate exceptional leadership qualities, and have excellent communication and client service skills.

The candidates will work directly with managers and associates to perform a variety of tasks, including: business, individual and trust income tax return preparation, research and analyze complex tax issues, and respond to routine tax notices. Additionally, candidates will have the opportunity to assist with various tasks related to our back-office accounting solutions, such as financial statement preparation and providing analysis on key performance indicators and metrics. Excellent communication skills are valued as candidates may correspond with clients and taxing authorities under supervision.

Prosperity provides a flexible and stimulating work environment for our internship program. Candidates that demonstrate hard work, enthusiasm, and ethical behavior will have opportunities for continuous employment in the firm. Due to the collaborative nature of our work, employees are expected to be in the office. 

We accept resumes consistent with the following background and ability:

• Currently enrolled in an accredited four-year university or graduate program, with a major or focus declared in Accounting, Finance, Tax or related business field;
• Minimum basic coursework completed in their declared field, with a minimum GPA of 3.5;
• Minimum commitment of 20 hours per week on-site;
• A demonstrable interest in accounting with related job or classroom experience;
• Proven understanding of transactional accounting and entries;
• Availability to work on-site beginning June 2026;
• Excellent verbal and written communication skills.