Corporate Tax Manager

Mariforce Crewing; Newport Beach (CA); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Mariforce Crewing seeks a Corporate Tax Manager in Newport Beach to lead tax engagements from planning to delivery, oversee multiple client engagements, and mentor junior staff. The role focuses on strategic tax guidance, compliance, and building strong client relationships.

The ideal candidate will have 4–7 years of corporate tax experience, CPA or JD, and expertise in ASC 740, GAAP, and international tax issues. This position offers a hybrid work model and opportunities for growth.

Qualifications

• Bachelor's degree in Accounting is required.
• Active CPA or JD with an active license is required.
• Public accounting experience is preferred.
• Experience with corporate income tax and ASC 740 is required.

Responsibilities

• Lead corporate tax engagements from planning through completion.
• Manage, mentor, train, and evaluate staff.
• Identify opportunities to expand client relationships and support business development.
• Review complex corporate tax returns and ASC 740 provisions.
• Research and resolve federal, state, local, and international tax issues.
• Prepare and review tax returns using tax software.

Skills

Tax planning

Tax compliance

Leadership

Client management

Communication

Mentoring

Education

Bachelor's degree in Accounting

CPA or JD with active license

Tools

OneSource Tax Provision

Job description

Newport Beach, United States | Posted on 02/11/2026

Location:Newport Beach, CA (Hybrid – Minimum 3 days per week in the office or at a client site)
Employment Type:Permanent

About the Organization

Our client is a leading professional services firm that delivers audit, tax, and advisory solutions to organizations across a broad range of industries. The firm is committed to providing exceptional client service while fostering a collaborative, inclusive, and high-performance culture. Employees benefit from innovative technology, ongoing professional development, mentorship, and opportunities for long-term career growth.

Position Overview

The Corporate Tax Manager will play a key leadership role in delivering business income tax planning, corporate tax compliance, and ASC 740 income tax accounting services. This position is responsible for managing multiple client engagements, overseeing tax professionals, identifying business development opportunities, and providing strategic tax guidance to clients. The ideal candidate is a collaborative leader with strong technical expertise and a passion for client service.

Key Responsibilities

Lead corporate tax engagements from planning through completion while ensuring projects are delivered on time and within budget.

Manage, mentor, train, and evaluate senior associates, associates, and interns.

Identify opportunities to expand client relationships and support business development initiatives.

Review complex corporate tax returns and recommend strategies to improve accuracy, compliance, and tax efficiency.

Lead the review of ASC 740 income tax provision engagements.

Research and resolve complex federal, state, local, and international tax issues.

Prepare and review tax returns using tax technology and software.

Respond to inquiries from the IRS, state, and other tax authorities.

Build and maintain strong client relationships while serving as a trusted advisor.

Develop an understanding of client operations and business objectives to provide strategic tax solutions.

Participate in technical training and professional development programs.

Maintain the highest standards of ethics, professionalism, and client confidentiality.

Perform additional duties as assigned.

Qualifications

Bachelor's degree in Accounting required.

Minimum 4–7 years of progressive experience in corporate tax compliance and/or tax consulting.

Active CPA or JD with an active law license is required.

Public accounting experience is preferred.

Strong experience with corporate income tax and ASC 740 (Accounting for Income Taxes).

In-depth knowledge of U.S. GAAP, corporate income tax laws, and tax accounting principles.

Working knowledge of state and local taxation, international taxation, and transfer pricing.

Experience with OneSource Tax Provision is preferred.

Excellent analytical, communication, presentation, leadership, and client relationship management skills.

Strong attention to detail and the ability to manage multiple priorities in a fast-paced environment.

Willingness to travel as business needs require.