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Internship Onesource Jobs (NOW HIRING)

STI

Corporate Tax Manager - Chicago, IL/HYBRID

Chicago, IL · On-site

$118K - $158K/yr

... interns on tax projects and assessing performance of staff for engagement reviews; performing in ... OneSource Tax Provision preferred - Strong teamwork, analytical skills, and attention to detail

PATTERNS

Corporate Tax Manager

Jacksonville, FL · On-site

$106K - $142K/yr

Supervising, training, and mentoring senior associates, associates and interns on tax projects and ... OneSource Tax Provision preferred * Strong teamwork, analytical skills, and attention to detail.

Mars

Senior Tax Analyst

Chicago, IL

$116K - $117K/yr

Experience in tax reporting systems (ONESOURCE Income Tax and Provision and Dataflow,GoSystems ... Train and coach tax associates and interns to grow their leadership as well as functional ...

Mars

Senior Tax Analyst

Mclean, VA

$117K - $117K/yr

Experience in tax reporting systems (ONESOURCE Income Tax and Provision and Dataflow,GoSystems ... Train and coach tax associates and interns to grow their leadership as well as functional ...

Mars

Senior Tax Analyst

Hackettstown, NJ

$119K - $120K/yr

Experience in tax reporting systems (ONESOURCE Income Tax and Provision and Dataflow,GoSystems ... Train and coach tax associates and interns to grow their leadership as well as functional ...

Mars, Incorporated

Senior Tax Analyst

Mars, PA · On-site

$112K - $112K/yr

Experience in tax reporting systems (ONESOURCE Income Tax and Provision and Dataflow, GoSystems ... Train and coach tax associates and interns to grow their leadership as well as functional ...

Fifth Third Bank

Trust Tax Manager

Grand Rapids, MI · On-site

$106K - $139K/yr

... Interns and Co-ops, Administrative Assistants, and Product Specialists. The department prepares ... OneSource, Ultra Tax and RIA Online Research. * Develops the technical and communication skills of ...

Fifth Third

Trust Tax Manager

Grand Rapids, MI

$106K - $139K/yr

... Interns and Co-ops, Administrative Assistants, and Product Specialists. The department prepares ... OneSource, Ultra Tax and RIA Online Research. * Develops the technical and communication skills of ...

Knitwellgroup

Tax Analyst

Hingham, MA

$60K - $75K/yr

Experience: 1-3 years (or recent internship in income tax) of public accounting or corporate tax ... OneSource Income Tax, Oracle and SAP experience preferred, but not required. Alteryx experience is ...

KnitWell Group

Tax Analyst

Hingham, MA · On-site

$60K - $75K/yr

Experience: 1-3 years (or recent internship in income tax) of public accounting or corporate tax ... OneSource Income Tax, Oracle and SAP experience preferred, but not required. Alteryx experience is ...

Grant Thornton

Corporate Tax Manager

Dallas, TX · On-site

$113K - $152K/yr

Supervising, training, and mentoring senior associates, associates and interns on tax projects and ... Experience in OneSource Tax Provision preferred * Strong teamwork, analytical skills, and attention ...

Grant Thornton

Corporate Tax Manager

Kansas City, MO · Hybrid

$111K - $150K/yr

Supervising, training, and mentoring senior associates, associates and interns on tax projects and ... Experience in OneSource Tax Provision preferred * Strong teamwork, analytical skills, and attention ...

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How much do internship onesource jobs pay per hour?

As of Jul 22, 2026, the average hourly pay for internship onesource in the United States is $15.54, according to ZipRecruiter salary data. Most workers in this role earn between $12.50 and $17.55 per hour, depending on experience, location, and employer.
What cities are hiring for Internship Onesource jobs? Cities with the most Internship Onesource job openings:
What are the most commonly searched types of Onesource jobs? The most popular types of Onesource jobs are:
What states have the most Internship Onesource jobs? States with the most job openings for Internship Onesource jobs include:
Internship Onesource jobs near you
Infographic showing various Internship Onesource job openings in the United States as of July 2026, with employment types broken down into 3% Internship, 73% Full Time, 22% Part Time, 1% Temporary, and 1% Contract. Highlights an 87% Physical, 1% Hybrid, and 12% Remote job distribution, with an average salary of $32,333 per year, or $15.5 per hour.

Corporate Tax Manager (Provision)

Texas State Library and Archives Commision

Cincinnati, OH • On-site

$109K - $147K/yr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Vendor Fee: 5%
Client: Grant Thornton LLP
**Note: Only US Citizen or GC Holder Eligible
Corporate Tax Manager (Provision)
Location: Cincinnati, OH 45209, US
Work Model: Hybrid (minimum 2 days in office per week)
Employment Type: Permanent
Salary Range: USD $112,000 - $145,000 / year + Annual Performance Bonus
Relocation: Regional relocation assistance available
About the Role
We are seeking a Corporate Tax Manager (Provision) to join our Corporate Tax Solutions Family. In this role, you will oversee business income tax planning, corporate compliance, and ASC 740 income tax accounting (including tax provision preparation and audit support). You'll serve as the primary tax relationship manager for multiple clients, while collaborating with colleagues across service lines and our Washington National Tax Office (WNTO).
This is a high-impact role where you'll gain exposure to diverse industries, lead client engagements, and mentor staff-all while enjoying a collaborative and flexible work environment that supports professional growth and career advancement.
Key Responsibilities
  • Manage client engagements from planning through completion, ensuring delivery within scope, budget, and deadlines.
  • Lead, mentor, and supervise senior associates, associates, and interns, providing coaching, training, and performance feedback.
  • Review corporate income tax returns and recommend opportunities for accuracy, compliance, and tax savings.
  • Conduct primary review of ASC 740 income tax provision engagements.
  • Research and advise on complex tax issues, ensuring compliance with U.S. GAAP and federal/state/local corporate tax laws.
  • Collaborate across teams to address client tax matters, including state and local taxation, international activity, and transfer pricing.
  • Support business development by identifying opportunities to expand services with existing or potential clients.
  • Respond to inquiries from the IRS, state, and local tax authorities.
  • Build strong client relationships, understanding their operations and business objectives.
  • Attend regular professional development and training sessions to stay current on tax laws and industry practices.
Required Qualifications (Non-Negotiables)
  • CPA license required (active).
  • Tax Provision / ASC 740 experience required.
  • Must be located in Cincinnati, OH, or willing to relocate; hybrid work required (minimum 2 days in-office per week).
  • Must have experience working in a Top 15 accounting firm in recent years.
Preferred / Nice-to-Have Qualifications
  • Public accounting or professional services background.
  • Experience with ONESOURCE Tax Provision software.
  • Stable work history (no frequent job changes of 1-2 years).
  • Strong knowledge of U.S. GAAP, corporate income tax laws, and multi-jurisdictional tax compliance.
  • Experience with state/local income tax, international taxation, and transfer pricing.
Skills & Competencies
  • Strong technical, analytical, and tax accounting skills.
  • Excellent communication, presentation, and client service abilities.
  • Team leadership and mentoring experience.
  • High attention to detail, problem-solving, and organizational skills.

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