Nonprofit Tax Manager
Thompson Greenspon ‚Ä¢ Fairfax, Virginia ‚Ä¢ Full Time ‚Ä¢ $140,000–$160,000 / year
Posted on Wed, Aug 5, 2026
Thompson Greenspon, a mid-sized CPA firm consistently recognized as a Top Workplace by the Washington Post is seeking an experienced nonprofit tax professional to help lead the firm's Form 990 practice as a Nonprofit Tax Manager.
Key Responsibilities:
Practice Leadership & Workflow Management:
- Own and manage the Form 990 process across the firm
- Monitor and ensure timely completion and accuracy of:
- Form 990, 990-EZ, 990-T, 990-PF, and 1120-POL filings (and state returns, where applicable)
- Extensions and estimated tax payments
- Coordinate workflow across staff to meet internal and external deadlines
- Identify bottlenecks and implement process improvements
Review & Technical Oversight
- Identify and resolve complex technical issues, including:
- Public support tests
- Unrelated business income (UBI) considerations
- Excise taxes
- Private foundation compliance
- State filing requirements
- Serve as a primary reviewer before partner-level review
Client Service & Communication:
- Serve as a key point of contact for 990-related questions
- Communicate filing requirements, deadlines, and issues clearly to clients
- Proactively identify opportunities to improve the client experience
Staff Development & Training:
- Supervise, train and coach staff on Form 990 (and related returns) preparation, technical concepts, and review
- Develop training materials, tools, and standardized best practices, as necessary
- Review staff work and provide actionable feedback
Practice Growth & Client Development:
- Leverage Form 990 insights to identify advisory opportunities and help clients strengthen governance, transparency, and financial reporting.
- Collaborate with partners and managers across audit, tax, and CAAS departments to support coordinated approach to client service and growth
- Participate in proposals, presentations, and client discussions as a Form 990 subject matter resource
Qualifications:
- Active CPA License
- Bachelor's degree in accounting or related field
- 7+ years of progressive nonprofit tax experience
- CCH Axcess Tax Software experience preferred, not required
- Active PTIN, or ability to obtain one before start date
Compensation:
This role is salaried, with a range of $140,000 - $160,000, dependent on experience
Why Join Thompson Greenspon?
Thompson Greenspon is proudly independent and personally invested.
As the accounting profession experiences rapid consolidation and private equity investment, our firm remains proudly independent, because our strength comes from the relationships we build, not from outside ownership.
Staying independent means our decisions are guided by what’s best for our clients and our team, not by investors or quarterly returns. It allows us to keep our focus where it belongs: providing personal, thoughtful service and building lasting trust with every client we serve.
Thompson Greenspon has been recognized as a Top Workplace by The Washington Post for several years- and we’re proud of the fact that our success is rooted in our commitment to a positive, healthy work environment.
Work/Life Balance:
- Hybrid schedule + Fridays off in summer
- Reasonable, sustainable hours with no busy season burnout
- PTO, paid holidays, and flexible scheduling
Compensation & Benefits:
- Competitive salary and benefits package
- Free parking + gym access
Career Growth & Culture:
- Supportive, collaborative team environment where your voice matters
- Opportunities for advancement
- Ongoing career and professional development
Since 1956, Thompson Greenspon has provided audit, tax, accounting, financial reporting, consulting and advisory services to a broad spectrum of clients. Located in Fairfax, we are among the 20 largest firms practicing in Virginia with the resources and expertise to meet all professional accounting needs. We are proud members of CPAmerica International, one of the largest associations of CPA firms in the US, giving our team access to national resources while maintaining our local, personalized service approach.
Visit www.tgccpa.com for more information.
More live tax_manager roles
- Tax Administration Manager at BDO USA — Cleveland, Ohio, United States
- Nonprofit Tax Manager at Thompson Greenspon — Fairfax, Virginia, US
- Tax Team Lead at Uline — Pleasant Prairie, Wisconsin, United States
- Tax Manager at RSM — Tampa, Florida, United States
- Specialized Tax Services - Energy Incentives & Credits Manager at Pricewaterhouse Coopers — New York, New York, United States
- Tax Global Information Reporting - Manager at PricewaterhouseCoopers — New York, New York, United States
- Tax Manager at Workforce Solutions — Boca Raton, Florida, United States
- Tax Manager, Income Taxes at Canadian Imperial Bank of Commerce — Chicago, Illinois, United States