Lead Tax Manager — Complex Returns & Team Oversight

Sierra Forensic Group (SFG); Polska; Hybrid; PLN 352,000 - 587,000; Full time

Job summary

Sierra Forensic Group (SFG) is seeking a US Tax Manager to lead the day-to-day delivery of the tax practice. This hands-on working manager role combines tax return preparation, technical review, client management, staff supervision, and practice operations.

The Tax Manager will personally prepare complex federal, state, and local returns while reviewing work of others. You will balance production with management duties, allocate assignments based on complexity and capacity, and ensure compliance

Qualifications

• Progressive tax experience with hands-on preparation and review.
• Experience supervising tax professionals.
• Experience with partnerships, multi-state taxation, and complex individual returns.
• Strong tax research and analytical skills.
• Experience with ProConnect Tax and QuickBooks.

Responsibilities

• Personally prepare complex federal, state, and local tax returns.
• Prepare and review returns for individuals, partnerships, S corporations, and C corporations.
• Review and manage engagements from initial collection to filing and completion.
• Balance production with management responsibilities and allocate work by complexity and capacity.
• Identify opportunities, inconsistencies, and missing information before returns are finalized.
• Research technical tax matters and document conclusions when necessary.
• Support staff development and provide timely feedback.

Skills

Tax research

Analytical skills

Client communication

Project management

Staff supervision

Education

Bachelor’s degree in Accounting/Taxation/Finance

CPA or EA strongly preferred

Tools

ProConnect Tax

QuickBooks

Job description

US Tax Manager

Sierra Forensic Group (SFG)
Business Unit: Tax Services
Position: Tax Manager

Position Summary

The Tax Manager is responsible for managing the day-to-day delivery, quality, and workflow of SFG’s tax practice. This is a hands-on working manager role that combines tax return preparation, technical review, client management, staff supervision, and practice operations.

The Tax Manager will personally prepare complex and higher-risk tax returns while also reviewing returns prepared by other team members. The individual should be capable of independently managing tax engagements from initial document collection and preparation through review, client communication, filing, and completion.

The Tax Manager is expected to balance production responsibilities with management responsibilities and proactively allocate work based on complexity, staff capabilities, capacity, and deadlines.

Key Responsibilities

Tax Preparation, Compliance & Technical Review

Personally prepare complex federal, state, and local tax returns, including individual, partnership, S corporation, C corporation, trust, estate, and other applicable returns.
Prepare and review complex individual returns involving K-1s, pass-through entities, multi-state filings, Schedule C businesses, investments, rental activities, and high-income taxpayers.
Prepare and review business tax returns and related shareholder or partner reporting.
Prepare and review fiduciary income tax returns and related accounting information.
Prepare extensions, estimated tax calculations, projections, and related tax schedules.
Prepare tax workpapers and supporting calculations for complex or judgmental tax positions.
Review tax returns prepared by associates and other tax professionals.
Determine which engagements should be prepared personally and which should be delegated based on complexity, risk, staff experience, and workload.
Identify tax issues, planning opportunities, inconsistencies, and missing information before returns are finalized.
Research technical tax matters and document conclusions when necessary.
Monitor changes in federal and state tax laws affecting SFG clients.
Ensure tax positions are adequately supported and consistent with applicable tax law and professional standards.

Review & Quality Control

Perform detailed technical review of returns prepared by staff.
Confirm source documents, workpapers, tax returns, and supporting schedules reconcile appropriately.
Review prior-year returns and investigate significant or unusual year-over-year changes.
Ensure appropriate review procedures and checklists are completed before returns are delivered to clients.
Reduce errors, amended returns, notices, and unnecessary rework.
Establish and maintain standardized tax preparation and review procedures across SFG.

Staff Management & Development

Supervise tax associates, preparers, and other professionals assigned to tax engagements.
Assign work based on experience, capacity, complexity, and deadlines.
Review staff work and provide timely, specific feedback.
Train staff on tax preparation, documentation, SFG procedures, and tax technology.
Monitor staff productivity, quality, deadlines, and workload.
Identify recurring errors or knowledge gaps and implement appropriate training.
Assist with recruiting, onboarding, and evaluating tax personnel as the practice grows.

Qualifications

Bachelor’s degree in Accounting, Taxation, Finance, or related field.
CPA or EA strongly preferred.
Approximately 5–8+ years of progressive tax experience, including substantial hands-on preparation and review experience.
Prior experience supervising tax professionals.
Strong experience preparing and reviewing individual and business tax returns.
Experience with partnerships, S corporations, multi-state taxation, and complex individual returns.
Experience with fiduciary/trust taxation preferred.
Strong tax research and analytical skills.
Experience with professional tax preparation software; ProConnect Tax experience preferred.
Strong understanding of QuickBooks and financial statements.
Excellent written and verbal client communication skills.
Strong organizational and project-management skills.

SFG is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

We look forward to receiving your application!