Tax Manager - 9-Month Contract (Hybrid - Waltham, MA) 2 days in office

Possibility for permanent hire

Pay: $70-$90/hour or depending on experience

Duration: Dec 1^st-Oct 1st 2026

Overview:

Our client, a global company based in Waltham, MA, is seeking a skilled Tax Manager for a 9-month contract assignment with potential for permanent placement. This hybrid role offers the opportunity to work on complex U.S. and international tax matters within a dynamic, SEC-reporting environment.

Key Responsibilities:

• Prepare quarterly and annual U.S. (federal and state) and international tax provisions, including ASC 740 disclosures.
• Partner with external auditors during tax provision audits.
• Oversee preparation and review of federal, state, and international income tax returns.
• Manage filing calendar, extensions, and estimated payments.
• Collaborate with external advisors on R&D tax credit calculations.
• Research and resolve tax notices and support audit closure activities.
• Maintain accurate documentation and ensure SOX 404 compliance for tax processes.
• Conduct tax research and monitor legislative and regulatory changes affecting the business.

Qualifications:

• Bachelor's degree in Accounting, Finance, or Taxation; CPA and/or MST strongly preferred.
• 5-7 years of corporate or public accounting experience with multi-state and SEC reporting exposure.
• Advanced knowledge of ASC 740, including stock-based compensation and uncertain tax positions.
• Proficiency in Microsoft Excel; experience with LongView a plus.
• Excellent communication, organization, and collaboration skills.
• Proven success managing year-end tax provisions and complex compliance processes.

All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, and Los Angeles County Fair Chance Ordinance. For unincorporated Los Angeles county, to the extent our customers require a background check for certain positions, the Company faces a significant risk to its business operations and business reputation unless a review of criminal history is conducted for those specific job positions.