American Industrial Transport - AITX · 9 hours ago
Payroll Specialist
St Charles, MO
Full-time
Hybrid
Mid Level
4+ years expAmerican Industrial Transport - AITX is seeking a Payroll Specialist to manage payroll processing and support day-to-day operations for a multi-state workforce. The role involves ensuring accurate payroll processing, resolving payroll issues, and maintaining compliance with regulations while providing support to employees and leadership.
RailroadTransportation
Responsibilities
Process U.S. and Canada payroll on a regular basis, ensuring accurate earnings, deductions, tax withholdings, and compliance with applicable requirements
Review payroll data for accuracy including hours worked, wage rates, shift differentials, bonuses, commissions, and other earnings
Validate and reconcile payroll registers prior to finalizing payroll submission
Process off-cycle payrolls, final pay, manual checks, and adjustments as needed
Maintain payroll records, documentation, and approvals in accordance with internal requirements and audit standards
Support multi-state payroll tax setup, withholding, and compliance (state/local taxation and reciprocity where applicable)
Assist with payroll tax troubleshooting including agency notices, rate changes, jurisdiction updates, and employee tax withholding concerns
Coordinate payroll tax reconciliations, quarter-end, and year-end activities (W-2 processing support, audits, etc.)
Maintain compliance with wage and hour requirements, garnishments, and applicable payroll regulations
Partner closely with Finance to support payroll reporting, variance analysis, and payroll-to-GL reconciliation
Generate regular and ad hoc payroll reports to support finance, HR, and leadership needs
Assist with payroll reconciliations including payroll-to-GL support and variance review
Support internal and external audits by gathering documentation, explaining payroll processes, and responding to requests
Track and resolve payroll-related issues in a timely manner and document root causes and solutions
Respond to payroll-related emails, requests, and inquiries in a timely and professional manner
Provide support to employees and leaders regarding pay, deductions, withholdings, payroll timing, and general payroll questions
Work closely with HR and Finance to research and resolve payroll concerns, identify root causes, and recommend improvements; escalate complex issues as needed
Maintain clear documentation of issues, actions taken, and resolutions to ensure consistency and follow-through
Crosstrain on critical payroll functions to support coverage and continuity
Qualification
Required
Minimum 4 years of hands-on payroll processing experience (multi-state strongly preferred)
Working knowledge of payroll tax setup and troubleshooting across multiple states
Experience working with ADP (Workforce Now, Vantage, or similar)
Experience supporting Canadian payroll
Strong attention to detail and ability to handle sensitive/confidential information appropriately
Proven ability to troubleshoot payroll issues and drive resolution
Strong Excel skills and comfort working with reports and data
Preferred
Experience supporting global payroll, with Europe exposure strongly preferred
CPP or FPC certification (or interest in pursuing) preferred
Experience supporting payroll audits and payroll-to-GL reconciliation preferred
Company
American Industrial Transport - AITX
AITX is a leading railcar service provider with solutions across leasing, repair, and railcar data.
501-1000 employees
Funding
Current Stage
Late StageTotal Funding
$550M2025-10-27Debt Financing· $550M
Leadership Team
Eric Baltz
Chief Financial Officer
Dan Di Stefano
Operating Partner
Recent News
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