Global Indirect Tax Automation Manager (Tax Technology)

As the Global Indirect Tax Automation Manager, you'll implement and build third party tax systems with major third-party ERP and billing platforms (SAP, Oracle, Workday, PeopleSoft, Great Plains), as well as custom billing systems for your clients, across a wide variety of industries - all with the resources, environment and support to help you excel.

You'll collaborate with team members, practice leadership, and our diverse client base and will play a key role in gathering requirements, design, build, and testing implementation because together is how we succeed. From day one, you'll be empowered by playing a key role in the requirements gathering, design, build, and testing of the implementation of third-party software products as well as our own custom solution to meet client needs and help you achieve more, confidently.

Responsibilities:

• Serve as the Project Manager on assigned third-party tax software implementations (Vertex, Avalara, Sovos, Thomson Reuters, ADP, Billsoft) and custom software development projects
• Manage assigned system integration projects that involve major ERP and billing systems, such as SAP, Oracle, PeopleSoft, JD Edwards, etc
• Requirements analysis and design for indirect tax software implementations
• Manage programming for custom system interfaces and modification of preexisting interfaces
• Manage testing and support of assigned system go-live projects
• Develop and deliver key project documentation including requirements documents, design documents, and test plans
• Help develop and lead staff to enable them to perform core project activities
• Participating in Sales meetings and Proposal Development meetings
• Network and develop key relationships both within Grant Thornton and externally
• Other duties as assigned

Requirements:

• Bachelors degree in related technical field
• Must have one of the below credentials:
• Project Management Professional
• Six Sigma
• Lean or equivalent certification
• Master's degree in accounting, Tax Business Administration, Finance or Information Systems Tax
• Certified Member of the Institute for Professionals in Taxation
• Equivalent accounting certification or law license in home country (e.g., Chartered Accountant)
• Five years of experience with SAP/Oracle functional and/or technical experience
• Two years of Oracle EBS/ERP Cloud/SAP ABAP Design and Development experience
• Deep technical understanding of SAP or Oracle. This includes understanding the customization path in the solutions, the table structures, and the core functional Order-to-Cash and Procure-to-Pay streams
• SAP Namespace development a plus
• Experience writing documentation for ERP implementations
• Experience managing and developing team members for these types of implementations
• Experience in public accounting is a plus
• Strong computer skills required
• Excellent verbal and written communication skills
• Ability to travel as needed

Compensation:

The base salary range for this position in the firms Chicago, IL office only is between $136,000 and $204,000.

The base salary range for this position in the firms Los Angeles, CA, Bellevue, WA, and New York, NY office only is between $146,000 to $220,300.

The base salary range for this position in the firms San Francisco and San Jose office only is between $156,400 to $234,600.

About 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.

About Our Platform:

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.