About this role
Tax & Audit Intern
Sisterson & Co. LLP, a respected regional CPA firm based in Pittsburgh, PA, is seeking motivated and qualified local candidates to join our team as a Summer Tax & Audit Intern. As a Tax & Audit Intern, you’ll gain hands-on experience across tax and audit disciplines. The internship program provides students with relevant practical experience in a variety of accounting, tax, and audit functions through direct training with team members, job shadowing, research projects, and performance of audit procedures, and tax return preparation.
Some additional highlights of the program include:
• Outstanding Orientation & Onboarding Experience: Join a cohort of interns and newly hired associates to kick off your experience with collaborative onboarding and training.
• Time Commitment
• Weeks 1: 32–38 hours for onboarding
• Weeks 2–8: Minimum of 24 hours per week
• Work Environment Interns have the opportunity to collaborate in person and will be in the office three days per week.
• Hands-On Experience Engage directly with client projects under the guidance of experienced team members, gaining practical insights and skills.
• Professional Development Explore opportunities across tax and audit, enhancing your exposure to multiple service lines.
• Mentorship & Support Connect with Peer Mentors and firm leaders through in-office and virtual collaboration, fostering growth and community.
• University Collaboration Receive all necessary documentation to fulfill college internship credit requirements, tailored to your institution’s needs.
This opportunity is ideal for individuals:
• Obtaining a bachelor’s degree in accounting or master’s degree (accounting focus preferred)
• Graduating no later than May 2028 with a GPA of 3.0 or higher
• Eager to grow in the public accounting profession, offering effective communication skills and a ready-to-learn mindset
Sisterson Cares About Our People
Our culture is built on relationships, collaboration, and respect. You’ll thrive here if you value:
• Flexible, collaborative workspaces and a hybrid work culture
• Building connections with colleagues at all levels—from associates to partners
• A family-oriented, forward-thinking firm that supports your career growth
• A value-driven environment focused on clients, interns, and employees alike
• A flexible “dress for your day” environment and business casual workplace that celebrates professional and personal milestones
• A supportive team environment that empowers you to reach your goals
• A firm that respects your time, your life, and your professional aspirations
Sisterson Cares About Our Clients
Founded in 1926, Sisterson & Co. LLP is one of the largest certified public accounting and financial consulting firms in the Pittsburgh region. Our steady growth reflects our commitment to delivering exceptional service and building long-term client relationships. We proudly serve hundreds of clients across a wide range of industries, for over 100 years. These industries include:
Employee Benefit Plans
Energy & Related Industries
Field Exams for Secured Lenders
Individuals & Trusts
Manufacturing, Distribution & Commercial Services
Not-for-Profit
Private Investment Companies
Real Estate & Development
Technology
Sisterson Cares About Our Community
As a Pittsburgh-based firm, Sisterson has made a commitment to the region and its community. Our employees and partners support clients and non-clients by volunteering, participating in charity activities, attending events, as well as committee and board involvement. Sisterson employees are encouraged to participate in volunteer activities as part of the firm’s Sisterson Cares program, including our annual firmwide Sisterson Cares Day.
The firm also believes in educating and mentoring groups that are traditionally underrepresented in the accounting industry. We are proud to support the National Association of Black Accountant's annual ACAP (Accounting Career Awareness Program) and to participate in Disability Mentoring Day each year, among many other career-focused community activities in the region.
The Sisterson Standard
What sets us apart? Our unwavering commitment to excellence:
Independence, Stability & Longevity - More than 100 years of history, a strong reputation, and a foundation built to last
Executive Leadership Involvement - Direct access to experienced leaders who are engaged in every
client relationship
Deep Technical Expertise - Opportunities to work alongside professionals who bring specialized knowledge to complex matters
A Culture Built on Integrity, Competence & Flexibility - A collaborative environment grounded in doing what’s right and adapting to what’s needed
An Unwavering Commitment to Exceptional Client Service - A shared focus on delivering thoughtful, responsive, and high-quality service to every client