Summary
Overview
Work History
Education
Skills
Accounting Technical Skills
Timeline
Generic

Sebastian Aranza

Coppell

Summary

Detail-oriented accounting professional with hands-on experience in accounts payable, payroll administration, tax filings, and client support within a CPA firm environment. Proven ability to manage sensitive financial data, meet strict compliance deadlines, and support payroll operations for multiple business clients simultaneously. Currently pursuing a Bachelor of Science in Accounting at Western Governors University with plans to obtain CPA licensure.

Experienced in payroll administration for multiple client entities, ensuring compliance with federal and state regulations while processing payroll accurately and on time. Managed onboarding of new clients into payroll systems, maintaining meticulous documentation and data integrity. Demonstrated ability to handle overlapping payroll and tax deadlines in a high-volume environment, contributing to organized financial records that support audit readiness. Proficient in payroll tax calculations and filings, including W-2 and 941 forms, with a focus on regulatory compliance.

Overview

6
6
years of professional experience

Work History

Accounts Payable & Payroll Coordinator

Gurian CPA Firm
12.2025 - Current
  • Supported payroll administration for 20+ client entities, ensuring timely processing and compliance with federal and state requirements
  • Onboarded 10-20+ new business clients into payroll and accounting systems with accurate setup and documentation
  • Processed employee hires, updates, and terminations while maintaining compliance with payroll regulations
  • Calculated and remitted payroll taxes (SUI, SIT, FICA, FUTA) through EFTPS with strict accuracy
  • Prepared federal and state filings including Forms W-2, 941, and 940
  • Served as direct client contact to resolve payroll discrepancies and collect required data
  • Managed overlapping payroll and tax deadlines in a high-volume CPA firm environment
  • Maintained organized financial records to support reporting and audit readiness

Warehouse Associate

Marcone Supply
01.2024 - 12.2025
  • Maintained productivity and accuracy in fast-paced distribution environment

Warehouse Associate

Amazon
01.2022 - 12.2024
  • Processed high volumes of orders using RF scanners while meeting strict performance metrics

Shift Lead

Whataburger
01.2020 - 12.2022
  • Supervised staff, scheduling, and cash handling operations

Education

Bachelor of Science - Accounting

Western Governors University

High School Diploma -

Coppell High School

Skills

  • Accounting CS
  • Canopy
  • EFTPS Batch Provider
  • Microsoft Excel
  • Outlook
  • Word
  • Accounts Payable
  • Payroll Administration
  • Payroll Tax Compliance
  • W-2 Filings
  • 941/940 Filings
  • Client Onboarding
  • Financial Data Verification
  • Regulatory Deadlines
  • Confidential Data Handling
  • Payroll administration
  • Tax calculations
  • Compliance management
  • Client onboarding

Accounting Technical Skills

Accounting CS, Canopy, EFTPS Batch Provider, Microsoft Excel, Outlook, Word, Accounts Payable, Payroll Administration, Payroll Tax Compliance (SUI, SIT, FICA, FUTA), W-2 & 941/940 Filings, Client Onboarding, Financial Data Verification, Regulatory Deadlines, Confidential Data Handling, English, Spanish

Timeline

Accounts Payable & Payroll Coordinator

Gurian CPA Firm
12.2025 - Current

Warehouse Associate

Marcone Supply
01.2024 - 12.2025

Warehouse Associate

Amazon
01.2022 - 12.2024

Shift Lead

Whataburger
01.2020 - 12.2022

Bachelor of Science - Accounting

Western Governors University

High School Diploma -

Coppell High School
Sebastian Aranza