Founders and Tech Executive Tax Senior Manager

WithumSmith+Brown PC; Whippany (NJ); On-site; USD 130,000 - 230,000; Full time

Benefits offered by this job

Competitive benefits package

Bonus program (eligible roles)

Job summary

WithumSmith+Brown PC in the United States seeks a senior tax leader to oversee complex high-net-worth returns, fiduciary, gift, and estate tax work, ensuring accuracy and alignment with strategic planning.

You will conduct advanced tax research, draft technical memoranda, design wealth-preservation strategies, manage client relationships, mentor staff, and collaborate with partners on engagements and development initiatives.

Qualifications

• Bachelor’s degree in Accounting.
• CPA, JD, LLM, or MST certification required.
• Minimum of 8+ years of professional services experience.
• Knowledge of the technology/startup and emerging growth sector is a plus.
• Demonstrated strategic leadership, defining market opportunities, and developing strategic plans and processes.
• Experience creating and deploying best‑of‑breed business development and relationship management practices.
• Strong verbal, written, and presentation communication skills, with the ability to organize and lead meetings with senior executives.
• Strong leadership, project management, and multitasking abilities with excellent organization.
• Track record of managing time, meeting deadlines, and leading teams.
• Experience in formal sales process deployment, use, and training.
• Ability to be a resource across the firm, uphold an environment of accountability, and constructively monitor performance.
• Attention to detail, creative problem‑solving, conflict resolution, and outstanding relationship management skills.
• Solution‑oriented mindset.

Responsibilities

• Lead the review of complex high‑net‑worth individual, fiduciary, gift, and estate tax returns.
• Conduct advanced tax research and draft technical memoranda addressing complex issues.
• Design and implement tax planning strategies that optimize wealth preservation and succession planning.
• Serve as a trusted advisor, managing client relationships through proactive communication and strategic consultations.
• Mentor and supervise staff, fostering technical development and accountability.
• Collaborate with partners and senior leadership on client engagements and business development initiatives.
• Ensure compliance with evolving federal, state, and local tax regulations.
• Contribute to process improvement, leveraging technology and best practices.
• Engage in firm‑wide initiatives, including innovation projects and continuing education programs.

Skills

Strategic leadership

Stakeholder management

Project management

Communication

Mentoring staff

Business development

Relationship management

Education

Bachelor’s degree in Accounting

Job description

Job Overview

Withum’s Tax Services Group brings together tax specialists who ensure tax reporting obligations are met accurately and timely, and help clients develop economical tax strategies across international, U.S. federal, state, and local regulations.

Location

This role may be based in Los Angeles, Orange County, San Francisco, San Ramon, San Diego (California), New York City, New York, or Whippany, New Jersey.

Responsibilities

• Lead the review of complex high‑net‑worth individual, fiduciary, gift, and estate tax returns, ensuring accuracy and alignment with strategic planning.
• Conduct advanced tax research and draft technical memoranda addressing complex issues.
• Design and implement tax planning strategies that optimize wealth preservation, charitable giving, and succession planning for founders and tech executives.
• Serve as a trusted advisor, managing client relationships through proactive communication, strategic consultations, and responsive service.
• Mentor and supervise staff, fostering technical development, accountability, and a collaborative team culture.
• Collaborate with partners and senior leadership on client engagements, thought leadership, and business development initiatives.
• Ensure compliance with evolving federal, state, and local tax regulations, staying ahead of legislative changes and industry trends.
• Contribute to process improvement, leveraging technology and best practices to enhance efficiency and accuracy.
• Engage in firm‑wide initiatives, including innovation projects, marketing efforts, and continuing education programs.

Qualifications

• Bachelor’s degree in Accounting from an accredited institution.
• CPA, JD, LLM, or MST certification required.
• Minimum of 8+ years of professional services experience.
• Knowledge of the technology/startup and emerging growth sector is a plus.
• Demonstrated strategic leadership, defining market opportunities, and developing strategic plans and processes.
• Experience creating and deploying best‑of‑breed business development and relationship management practices.
• Strong verbal, written, and presentation communication skills, with the ability to organize and lead meetings with senior executives.
• Strong leadership, project management, and multitasking abilities with excellent organization.
• Track record of managing time, meeting deadlines, and leading teams.
• Experience in formal sales process deployment, use, and training.
• Ability to be a resource across the firm, uphold an environment of accountability, and constructively monitor performance.
• Attention to detail, creative problem‑solving, conflict resolution, and outstanding relationship management skills.
• Solution‑oriented mindset.

Compensation & Benefits

• California: $135,000 – $230,000 base salary.
• New Jersey: $130,000 – $230,000 base salary.
• New York City: $150,000 – $225,000 base salary.
• Competitive benefits package and bonus program (eligible roles) based on individual and firm performance.

Equal Opportunity Statement

Withum is an equal‑opportunity employer and does not discriminate on the basis of race, color, creed, religion, ancestry, age, sex (including pregnancy), genetic information, marital status, domestic partnership status, familial status, affectional or sexual orientation, gender identity, citizenship status, national origin, disability or handicap, veteran status, weight, height, or any other classification protected by federal, state, or local law. Pursuant to the SanFrancisco Fair Chance Ordinance, qualified applicants with arrest and conviction records will be considered for employment.