Payroll Tax Analyst

Marathon Health is a leading advanced primary care provider, partnering with employer and union plan sponsors to improve health for millions of Americans. With nationwide onsite, nearsite, and network health centers, and virtual primary care, Marathon delivers a value-based model that enhances the healthcare experience for members and providers, while driving meaningful cost savings for plan sponsors. Marathon is proud to be certified as a Great Place to Work reflecting the company's commitment to building an inclusive, high-trust culture where all employees can thrive.

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The Payroll Tax Analyst is a critical member of the Payroll team responsible for ensuring payroll tax compliance, payroll tax account maintenance, garnishment administration, payroll tax corrections, and timely resolution of teammate payroll inquiries. This position serves as the primary point of contact for payroll tax notices, agency correspondence, tax registrations, payroll tax reporting, garnishments, and payroll tax compliance activities. The Payroll Tax Analyst works closely with Payroll, HR, Accounting, Legal, government agencies, and third-party vendors to ensure accurate payroll tax reporting and timely resolution of payroll-related matters.

This role requires a highly organized, detail-oriented professional with exceptional problem-solving skills and a strong sense of ownership. The ideal candidate proactively manages daily operational responsibilities while driving resolution of outstanding payroll tax issues and maintaining a high level of customer service for teammates and business partners.

• Assist in the preparation, processing, calculation, auditing, and reconciliation of bi-weekly, multi-state payroll for 3,500+ teammates across multiple legal entities to ensure accurate and timely payroll processing.
• Ensure payroll data is accurately reported to federal, state, and local taxing authorities while maintaining compliance with all applicable payroll tax regulations and reporting requirements.
• Monitor, research, and process payroll tax notices, agency correspondence, and compliance inquiries received from federal, state, and local tax agencies.
• Serve as the primary administrator of payroll tax account maintenance including establishing new tax jurisdictions, closing inactive tax accounts, managing tax registrations, and maintaining agency accounts.
• Review daily incoming payroll mail, tax notices, garnishment orders, and agency correspondence to ensure timely processing, escalation, and resolution.
• Coordinate with taxing authorities, third-party vendors, and internal departments to research issues, resolve tax discrepancies, and ensure timely payment of payroll tax liabilities.
• Research, analyze, and resolve teammate payroll tax inquiries, including federal, state, and local withholding concerns, payroll tax adjustments, tax correction requests, and year-end form inquiries.
• Process payroll tax corrections, amendments, and adjustments, including W-2C corrections, prior-quarter adjustments, tax recalculations, amended returns, and payroll tax account reconciliations.
• Manage and respond to payroll-related Workday cases and service requests from teammates, managers, Human Resources, Legal, Finance, and external agencies within established service level expectations.
• Review payroll error reports each pay period and research, resolve, and correct payroll discrepancies before the next payroll processing cycle begins.
• Monitor recurring payroll issues and proactively identify root causes to reduce repeat payroll errors and improve payroll accuracy.
• Administer all wage garnishments, levies, child support orders, and income withholding orders, ensuring compliance with federal and state regulations and timely processing upon receipt.
• Review and process new garnishment orders each pay period and maintain accurate records to ensure ongoing compliance.
• Execute quarter-end and year-end payroll tax activities, including reconciliations, balancing, tax filing validation, audit support, and completion of all payroll quarter-end and year-end checklist requirements.
• Prepare, review, reconcile, and file federal, state, and local payroll tax returns and related payroll tax reporting.
• Participate in payroll year-end activities, including reconciliation and issuance of W-2, W-2C, and other required tax documents.
• Maintain payroll tax procedures, process documentation, internal controls, and audit support documentation.
• Identify opportunities for process improvement, automation, and operational efficiencies within payroll tax and payroll operations.
• Partner with Payroll leadership to reduce existing payroll tax backlogs and ensure sustainable, compliant day-to-day operations.
• Compile payroll data and create payroll reports, audit schedules, and tax-related reporting as needed.
• Process Powers of Attorney and maintain third-party administrator access with payroll tax vendors and agencies.
• Provide backup support to…