Audit & Assurance Intern

Please apply to the position/location you are most interested in.  In order to be considered for this position you must:  

1. Apply through this job portal (including resume and transcript)

2. Apply through the Grant Thornton Job portal at www.grantthornton.com/careers(including resume and transcript)

Who is Grant Thornton? 

At Grant Thornton, we believe in making business more personal and building trust into every result – for our clients and you. Here, we go beyond your expectations of a career in professional services by offering a career path with more: more opportunity, more flexibility, and more support. It’s what makes us different, and we think being different makes us better.

In the U.S., Grant Thornton delivers professional services through two specialized entities: Grant Thornton LLP, a licensed, certified public accounting (CPA) firm that provides audit and assurance services ― and Grant Thornton Advisors LLC (not a licensed CPA firm), which exclusively provides non-attest offerings, including tax and advisory services.

In 2025, Grant Thornton formed a multinational, multidisciplinary platform with Grant Thornton Ireland. The platform offers a premier Trans-Atlantic advisory and tax practice, as well as independent American and Irish audit practices. With $2.7 billion in revenues and more than 50 offices spanning the U.S., Ireland and other territories, the platform delivers a singular client experience that includes enhanced solutions and capabilities, backed by powerful technologies and a roster of 12,000 quality-driven professionals enjoying exceptional career-growth opportunities and a distinctive cross-border culture.

Grant Thornton is part of the Grant Thornton International Limited network, which provides access to its member firms in more than 150 global markets.

What is Audit & Assurance? 

Grant Thornton’s Audit & Assurance practice provides our clients with valuable insight regarding managing risk and improving business performance.  We assist our clients with improving their overall financial reporting processes. Our goal is to help our clients better understand their business by keeping them regularly informed about their financial progress and by discussing accounting, financial, and regulatory developments that may impact their business. 

Why become an Audit & Assurance Intern at Grant Thornton? 

During your internship at Grant Thornton, you will be exposed to audit procedures in the areas of cash, receivables, inventory, fixed assets, payrolls, and expense analysis.  You will have an opportunity to work alongside Partners, Senior Executives, and peers as a member of the engagement team.  Additionally, you will have an opportunity to learn new skillsets, be involved in office community activities, and build lasting relationships with members of the Grant Thornton team.  Your internship will include, but will not be limited to, the following: 

• Working on a variety of client engagements in varying industries
• Networking with your peers 
• Meeting with your mentor for regular feedback and professional development discussions
• Connecting with fellow interns and Grant Thornton staff at social events
• Participating in team-building exercises
• Giving back to the community through outreach activities
• Sharpening your leadership skills 

Additional Job Responsibilities Include

• Reviewing and auditing business transaction cycles including cash, treasury, capital expenditures, and other income and expenses 
• Researching audit issues, utilizing electronic data bases, and review-tracking financial information utilizing audit related software 
• Identifying, assessing, and informing senior staff members of audit related issues 
• Collaboratively working with client team members while building rapport and strong client relationships
• Working closely with staff, managers, and partners on all phases of the project

Qualifications

• Pursuing a Bachelor’s or Master’s degree in Accounting
• Minimum major and overall GPA of 3.0/4.0 preferred
• The willingness and ability to work additional hours, as needed, and travel to various client sites
• Must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future. No visa sponsorship is available for this position.

Skill Requirements

• Excellent analytical, communication (written and verbal) and interpersonal skills 
• Strong technical aptitude and skillset 
• Demonstrated project management skillset including project planning and time management
• Ability to work efficiently and effectively in a complex team environment

Training
Grant Thornton provides both local and national training programs related to an individual’s job responsibilities. We are committed to ongoing professional development and we encourage individuals to attend outside training seminars.

Benefits

Grant Thornton offers an outstanding opportunity for career growth and development, an attractive compensation and incentive program, generous benefits including immediate participation in our 401(k) plan, and a flexible work environment that offers individual enrichment opportunities in a team environment.

It is Grant Thornton’s policy to promote equal employment opportunities. All personnel decisions, including, but not limited to, recruiting, hiring, training, promotion, compensation, benefits and termination, are made without regard to race, creed, color, religion, national origin, sex, age, marital status, sexual orientation, gender identity, citizenship status, veteran status, disability or any other characteristic protected by applicable federal, state or local law.

The pay rate for this position in the firm’s Newport Beach, CA office is $36.18 per hour.