Payroll Tax Consultant

Position: Payroll Tax Consultant

Location: Denver, CO (hybrid, in-office)

Pay rate: $30.00 - $35.00 / Per Hour, based on experience

Benefits: This position is eligible for medical, dental, vision and 401(k).

We are seeking an experienced Payroll Tax Consultant to support a large-scale payroll tax cleanup, reconciliation, and compliance initiative across the U.S. and Canada. This is a hands-on contract role requiring deep multi-state payroll tax expertise, strong ADP experience, and the ability to work through complex tax discrepancies in a fast-paced environment.

Systems: Microsoft Dynamics Great Plains, ADP SmartCompliance, Darwin, Excel

Responsibilities

Compliance Assessment & Filing

• Conduct a comprehensive payroll tax compliance review across all U.S. states and Canadian provinces
• Identify and resolve missing, inaccurate, or incomplete payroll tax filings and registrations
• File outstanding monthly, quarterly, and annual returns not currently supported or fully configured within ADP
• Ensure state-specific taxes including PFML, SDI, and transit taxes are properly set up and reported

ADP Configuration & Integration

• Partner with ADP and internal teams to ensure tax codes, deductions, and wage details are accurately transmitted and configured in ADP SmartCompliance
• Identify jurisdictions not yet set up in ADP and coordinate proper registration and configuration
• Monitor and resolve ADP tax exceptions, payroll tax notices, and agency correspondence
• Assist with agency portal access, account registrations, password resets, and multi-factor authentication transitions

Reconciliation & Tracking

• Maintain a comprehensive payroll tax tracker by jurisdiction and tax code
• Reconcile employee withholdings, employer liabilities, ADP withdrawals, tax filings, and agency payments
• Analyze payroll tax liability GL accounts to identify and resolve outstanding balances
• Research tax overpayments and coordinate refund or credit requests with taxing authorities

Process Improvement

• Recommend process improvements and establish a sustainable payroll tax compliance cadence going forward
• Document findings, gaps, and corrective actions taken across all jurisdictions

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran, in accordance with applicable federal, state, and local laws. Reasonable accommodation is available for qualified individuals with disabilities upon request.

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