Summer 2026 Internship – Audit or Tax

Job Title: Summer 2026 Internship – Audit or Tax 

Office Location: Jericho, NY / New York, NY / Park Ridge, NJ

About Grassi

After more than 40 years of business growth and industry change, Grassi has redefined what it means to be an advisor and accountant to today’s businesses and individuals. Nationally ranked as one of the largest and fastest-growing accounting firms in the nation, Grassi is a leading provider of advisory, tax, and accounting services across key sectors including construction, architecture and engineering, not-for-profit, healthcare, manufacturing and distribution, financial services, real estate, and more. Several publications have ranked us among the top accounting firms to work for, highlighting our strength in work-life balance, culture, and wellness categories. 

With over 550 employees and nine offices spanning the New York Metropolitan Area, Long Island, the Northeast, Florida, New England, and an international presence in Italy, we are strategically positioned to serve clients locally and globally. In 2023, Grassi became an employee-owned company by implementing an ESOP, establishing our independence and empowering our people to drive the firm’s future success. The ESOP ensures that equity partners and all Grassi U.S. employees have the exclusive opportunity to own the firm’s stock, making them integral to the company’s future.

Qualifications

• Junior or Senior students, graduating within the next 12 – 18 months with a bachelor’s or master's degree in accounting.
• Master's degree or plan to complete 150 credit hours to become CPA licensed.
• Minimum GPA of 3.0.
• Ability to work independently and within a team environment.
• Strong interpersonal, organizational, initiative and leadership skills.
• We do not sponsor or transfer work visas.

Our Summer Internship Program

• 8-week program (June-August)
• All interns receive Associate-level training and opportunities to work on client engagements. ​
• Interns will participate in a series of team building events alongside other interns and Grassi professionals.
• Grassi Jeopardy, staff and networking lunches, CPA Review presentation, team building events & much more.
• Interns will network with Grassi team members to build relationships and experience the firm’s people and culture.
• All interns are invited to attend our annual Firm Day event​.
• Interns are invited to participate in our charitable days of giving known as Grassi Gives Back.
• Networking & interview project—provides a well-rounded experience for our interns to conclude their experience.
• Service Line Presentations from the Audit, Tax, & Accounting Services professionals highlighting the service line offerings and what a career at Grassi could mean for you.
• Partner & Principal leadership panel to answer questions on the firm, industry, company culture, and insight into an entry level role in public accounting.

Day-to-day tasks include but aren’t limited to:​

• Plan and execute audit engagements​.
• Focus on developing skills, building technical knowledge​.
• Deliver top-notch client service​.
• Align well with the firm’s practice, policies, and culture.
• Prepare client deliverables that are clear, concise, thorough, and of professional quality for portions of compilation, review, audit engagements and tax returns.
• Work effectively in team environment by building and maintaining rapport with fellow employees.
• Proactively demonstrate a willingness to learn and attain greater knowledge on a continual basis and look to build technical skill base.

Why Grassi?

Our firm is consistently ranked by Vault.com and the Best Places to Work group for our commitment to compensation, paid time off, work-life balance, culture and more. Some of the ways we accomplish this include:

Flexibility: Our work-life balance initiatives include generous paid time off, flexible “Dress for Your Day” dress code, telecommuting options, flex-time policies, and summer hours, enhanced by our Floating Summer Friday’s program, which allows team members three extra Fridays off during the summer months in addition to their PTO.

Company Culture: Here at Grassi we are dedicated to creating an environment for our team members that is positive, productive, and aligns with our company’s high standards of inclusivity, diversity, and equity. We work closely with our DEI Council and Grassi Women’s Council to organize events throughout the year to bring the firm together for open dialogue and awareness of global diversity issues. Through our charitable initiative, Grassi Gives Back, we proudly support organizations such as Ronald McDonald House, Toys for Tots, Autism Speaks, Long Island Cares, and many of our nonprofit clients.

Benefits Package: Competitive base compensation with eligibility for a raise and bonus each June or December based on performance metrics and level. Medical, Dental, and Vision Insurance, employer contribution to life insurance, 401(k) plan, ESOP, and client and employee referral bonus program. 

ESOP Owned: The ESOP ensures that equity partners and all Grassi U.S. employees have the exclusive opportunity to own the firm’s stock, making them integral to the company’s future. Unlike many other ESOPs, Grassi’s is privately funded, with no outside investors or private equity firms involved in the plan.

CPA Incentive: Financial assistance toward the achievement of the CPA certification which includes the cost of the CPA study materials, CPA exam registration and sitting fees for all 4 parts (up to 2 x per part), plus the CPA application and licensing fees.  Paid study time during work hours, additional paid time off to take your scheduled exam and a bonus paid upon passing the CPA exam.

Learning and Development: We offer Continuing Professional Education (CPE) opportunities, including both technical and soft skills training. These opportunities are available through internal courses and external programs led by well-known industry instructors, all at no cost to our employees.

Wellness Resources: Discounted gym memberships and various wellness initiatives and programs such as the CALM app that helps our team members lower stress, decrease anxiety, improve focus, and get more restful sleep.