Full-Time

Tax Supervisor

Posted on 1/15/2025

Withum

Withum

1,001-5,000 employees

Global advisory, tax, audit with cybersecurity

Compensation Overview

$90k - $110.5k/yr

+ Bonus + Benefits Package

New York, NY, USA

Hybrid

Hybrid work arrangement; requires some in-office presence.

Category
Accounting (1)
Requirements
  • Bachelor's degree in accounting, Masters of Science in Taxation is preferred
  • CPA License (preferred) or plan to obtain license
  • At least 4 years of public accounting experience
  • Exceptional client service and communication skills with a demonstrated ability to develop and maintain outstanding client relationships
  • Ability to manage multiple engagements and competing projects
  • Strong leadership, training, and mentoring skills, coupled with excellent verbal, written, and presentation skills to represent the Firm well to client’s management
  • Excellent analytical, organizational, project management skills, strong attention to detail, and proven innovative problem-solving skills
  • Ability to travel as needed based on client assignments
Responsibilities
  • Preparing complex C corp., S corp. and partnership income tax returns
  • Preparing high net worth individual returns
  • Reviewing mid-level complexity C corp., S corp. and partnership income tax returns
  • Reviewing mid-level complexity individual returns
  • Researching and draft memorandum involving complex tax matters
  • Identifying tax planning opportunities
  • Handling and resolve tax controversies
  • Training and supervision of staff accountants

Withum provides advisory, tax, and audit services to a global client base. It helps businesses grow through tailored, industry-aware guidance and technology-enabled solutions. Its offerings include business advisory, digital solutions (CRM and ERP consulting), and cybersecurity services with risk scoring and incident response. Revenue comes from consulting fees, audits, and subscription-based advisory and digital services, aiming to improve efficiency, reduce risk, and create new opportunities.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Princeton, New Jersey

Founded

1974

Simplify Jobs

Simplify's Take

What believers are saying

  • Merger with CTM CPAs on May 1, 2025, expands Midwest presence with 50 team members.
  • Sponsoring Microsoft 365 Conference on April 21, 2026, targets AI and IT professionals.
  • Partnering with NJMEP positions Withum as leader in One Big Beautiful Bill Act compliance.

What critics are saying

  • PKF Texas integration fails, causing energy client attrition in 6-12 months.
  • Aiwyn portal security breach exposes tax data, incurring fines in 12-24 months.
  • Deloitte poaches Microsoft 365 leads and automotive clients in 12-18 months.

What makes Withum unique

  • Withum launched Aiwyn Experience portal with Aiwyn on March 27, 2026, unifying client services.
  • Withum specializes in manufacturing audits, ERP consulting, and cybersecurity for SMEs.
  • Withum merged with PKF Texas on June 1, 2025, adding energy sector expertise.

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Benefits

Hybrid Work Options

Professional Development Budget

Conference Attendance Budget

Company News

PR Newswire
Mar 30th, 2026
Withum and Aiwyn launch unified client portal to streamline professional services engagement

Withum, a top 25 accounting firm, has partnered with technology company Aiwyn to launch Aiwyn Experience, a unified client portal designed to streamline service delivery and client engagement for professional services firms. The platform consolidates traditionally disconnected client-facing tools into a single system, handling request intake, document exchange, deliverables and payment. Withum collaborated with Aiwyn to develop the custom-branded solution, which integrates seamlessly with existing technology through modular architecture and open APIs. According to Aiwyn research, 76% of accounting firms rate client experience as their top priority. The platform aims to address the gap between client expectations and disparate tools firms traditionally use, reducing manual coordination and allowing teams to focus on higher-value work whilst supporting scalable growth.

INSIDE Public Accounting
Mar 27th, 2026
WithumSmith+Brown launches unified client collaboration platform with Aiwyn.

WithumSmith+Brown launches unified client collaboration platform with Aiwyn. Updated March 27, 2026, 1:42 pm Princeton, N.J.-based IPA Top 100 firm WithumSmith+Brown PC (FY24 net revenue of $610.7 million) has launched Aiwyn Experience, a unified, custom-branded client portal developed in collaboration with Aiwyn to streamline client engagement across the service lifecycle. The platform consolidates traditionally disconnected client-facing tools into a single system, simplifying processes from request intake and document exchange to deliverables and payments. The launch reflects the firm's continued investment in digital transformation and focus on evolving client expectations. "Our collaboration with Aiwyn reflects our commitment to meeting clients where they are in an increasingly digital environment," said Mike Yarrow, partner at Withum. "We didn't just want to adopt technology; we wanted to shape the future of client engagement across tax, audit and advisory services. This platform gives us the flexibility to showcase the Withum brand while delivering a seamless, intuitive experience for our clients." "Working with Withum validates our vision of a connected client ecosystem in professional services," said Justin Adams, CEO of Aiwyn. "Withum's willingness to collaborate helped shape a platform that differentiates firms through technology while improving client experience in meaningful, measurable ways." The platform features a modular architecture with native integrations and open APIs, offering capabilities such as request management, e-signatures, document organization, deliverables distribution, integrated payments and centralized messaging to reduce manual coordination and system switching. The launch reflects a broader shift among professional services firms toward unified client engagement platforms that replace fragmented tools, improve scalability and support growth without proportional increases in overhead.

PR Newswire
Jun 3rd, 2025
Pannell Kerr Forster Of Texas, P.C. Joins Practice With Withum

Withum breaks into Texas and adds energy and oilfield service expertise.HOUSTON, June 3, 2025 /PRNewswire/ -- On June 1, 2025, Pannell Kerr Forster of Texas, P.C. (PKF Texas), a public accounting, tax and business advisory firm headquartered in Houston, TX, announced it joined its practice with WithumSmith+Brown, PC (Withum), a nationally recognized CPA and advisory firm with 26 offices and annual revenue of $578M. PKF Texas' 20 partners and ~160 team members will join the Withum roster, remaining at their current office located at 5847 San Felipe St., Suite 2600

Yahoo Finance
May 5th, 2025
CTM CPAs & Business Advisors merges practice with Withum

With the development, CTM’s team, including four partners and approximately 50 team members, will join Withum.

INSIDE Public Accounting
May 2nd, 2025
CTM CPAs & Business Advisors Joins Its Practice with Withum

CTM CPAs & Business Advisors joins its practice with Withum.

INACTIVE