Summary
Overview
Work History
Education
Skills
Timeline
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KATHERINE OSORIO VARGAS

Jurupa Valley

Summary

Detail-oriented managing and payroll professional with over 5 years of experience supporting HR, payroll, and workers’ compensation functions across multiple industries. Skilled in full-cycle payroll processing, compliance, and data analysis using systems such as UCPath, PeopleSoft, and QuickBooks. Adept at improving efficiency, ensuring accuracy, and maintaining confidentiality in large-scale organizational settings.

Overview

7
7
years of professional experience

Work History

Bookkeeping Services

  • Prepared financial statements, income summaries, and material receipts for monthly reporting.
  • Organized financial data for clients to ensure audit readiness and compliance.

Payroll Associate - Workers Comp Department

University of California, Office of the President (UCOP)
07.2024 - Current
  • Support the Workers’ Compensation department by processing and reviewing payroll adjustments for employees on retroactive and current workers’ compensation cases.
  • Utilize UCPath, PeopleSoft, Salesforce, and Excel to research, validate, and reconcile complex payroll data.
  • Coordinate with HR, benefits, and finance teams to ensure accurate and timely payroll transactions.
  • Assist in training and onboarding processes within the workers’ compensation payroll unit.
  • Maintain detailed records to ensure compliance with UC policy and state labor regulations.

Director of Operations

AMC Renovation Inc.
05.2019 - 06.2024
  • Managed bi-weekly payroll for 30–45 employees, including piecework, hourly, and salaried staff.
  • Processed payroll tax payments, vendor invoices, and subcontractor payments accurately and on time.
  • Oversaw HR compliance, scheduling, and contract administration for multiple properties.
  • Collaborated with management companies on contracts, estimates, and service pricing.
  • Implemented process improvements to streamline payroll and reporting operations.

Licensed Tax Preparer

Mi Oficina Tax & Insurance
02.2019 - 02.2021
  • Prepared and filed individual and small business tax returns for state and federal agencies.
  • Assisted clients with IRS audits and resolved discrepancies from prior tax years.
  • Advised clients on tax-saving strategies and future financial planning.

Education

Bachelor of Arts - Accounting and Business Management

California State Polytechnic University, Pomona
Pomona, CA
05-2026

Skills

  • Payroll Processing & Adjustments (UCPath, PeopleSoft, QuickBooks)
  • Workers’ Compensation Payroll Support
  • Payroll Tax Filings (Federal & State)
  • Excel & Salesforce Reporting
  • HR & Employee File Management
  • Report Preparation & Financial Analysis
  • Problem Solving
  • Time Management

Timeline

Payroll Associate - Workers Comp Department

University of California, Office of the President (UCOP)
07.2024 - Current

Director of Operations

AMC Renovation Inc.
05.2019 - 06.2024

Licensed Tax Preparer

Mi Oficina Tax & Insurance
02.2019 - 02.2021

Bookkeeping Services

Bachelor of Arts - Accounting and Business Management

California State Polytechnic University, Pomona