Senior Payroll Tax Analyst

Iron Mountain

Senior Payroll Tax Analyst overseeing compliance with payroll tax regulations in a global company. Collaborating with teams on optimization and reporting while managing tax integrity issues.

Posted 5/28/2026full-timeRemote • Arizona, Florida, Ohio, Texas • 🇺🇸 United StatesSeniorWebsite

Tech Stack

Tools & technologies

C++

About the role

Key responsibilities & impact

Compliance & Vendor Oversight: Oversee the timely and accurate filing of all federal, state, provincial, and local payroll tax returns—including Form 940, Form 941, Form W-2, and Canada Forms—by our outsourced payroll and settlement vendors.
Account Reconciliation & Auditing: Perform regular plausibility audits and reconciliations of employee and employer payroll tax setups to identify and resolve discrepancies, while completing tax returns and requesting payments for Canada Workers' Compensation and other agency-related taxes.
Agency Liaison & Problem Resolution: Act as the primary point of contact for tax authorities to handle notices, audits, and new tax identification number registrations, while directly addressing executive escalations and stakeholder inquiries.
System Optimization: Partner with internal teams and our tax preparer to thoroughly test and implement mandatory tax updates within our Workday payroll system.
Reporting & Strategic Support: Prepare periodic trend reports regarding tax liabilities and potential financial impacts for senior management, while supporting corporate activities such as mergers and acquisitions.

Requirements

What you’ll need

7+ years of experience specifically in Payroll, Payroll tax, or high-volume multi-state and multi-provincial payroll.
Strong knowledge of enterprise payroll software (Workday), advanced proficiency in Google Suite (Google Sheets).
Deep understanding of Circular E (Employer's Tax Guide) alongside multi-state reciprocity rules.
Education: Bachelor’s degree in Accounting, Finance, Business Administration, or a related field.
Analytical Communication: Exceptional written and verbal communication skills, with a proven ability to translate complex 'forensic' payroll data and tax implications into clear, actionable insights for employees, executives, and management.
Preferred Certifications: Certified Payroll Professional (CPP) or Fundamental Payroll Certification (FPC) designation is highly preferred.

Benefits

Comp & perks

Competitive Compensation: Salary and benefits package aligned with your level of expertise.
Flexibility: 100% Remote opportunity within the United States to support a healthy work-life balance.
Stability & Growth: Comprehensive health, wellness, and retirement plans, along with opportunities for continuous learning in a global organization.
Generous PTO: Ample paid time off and holidays to support your personal well-being.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

payrollpayroll taxaccount reconciliationauditingtax returnstax identification number registrationtax updatesanalytical skillsforensic payroll data

Soft Skills

communication skillsproblem resolutionstakeholder managementstrategic support

Certifications

Certified Payroll Professional (CPP)Fundamental Payroll Certification (FPC)