Summary
Overview
Work History
Education
Skills
Certification
Timeline
Intern
JENNIFER RIVERA

JENNIFER RIVERA

Office Administrator W/ Accounting And QuickBooks
Denver,CO

Summary

Office Administrator supporting daily office operations with customer service, document preparation, records research, and spreadsheet reporting. Brings a broad administrative background across bookkeeping, Human Resources, and clerical work to keep files organized, data accurate, and internal requests moving. Contributes dependable support for scheduling, expense tracking, and audit-ready documentation while handling sensitive information with care.

Overview

3
3
Certifications
10
10
years of professional experience

Work History

Accounting Technician III

State Of Colorado Department Of Human Services
Denver, CO
05.2025 - 08.2026
  • Processed and audited invoices to ensure accuracy and fix issues related to coding, dates, format and permissions.
  • Ensured that amounts were totaled correctly and permissions were given by correct authorities.
  • Processed on average about 25 to 40 invoices per day for about 4 different departments.

Administrative Specialist

City of Aurora
Aurora, CO
11.2021 - 01.2025
  • Office Administration
  • Answer calls from the public and provide customer service for Housing and Community Services.
  • Produce high-quality documents and spreadsheets for internal use using Microsoft Word and Excel.
  • Create invoices and other documents utilizing Adobe Pro
  • Research issues and provide feedback to customers based on results.
  • Find resources to deal with pertinent issues such as reconciliations and overall financial health of Code Enforcement.
  • Accounts Receivable
  • Create invoices and liens for Code Enforcement, over 600 per year.
  • Provide 30-day payouts to mortgage and title companies.
  • Research information as it pertains to legal descriptions, property ownership and overall use.
  • Prepare documentation and guidance to annual Special Assessment for Finance, Code Enforcement and IT.
  • Accounts Payable
  • Maintain budgets for Purchase Orders as well as create new Purchase Requisitions.
  • Maintain vendor and account information for internal accounts and answer questions vendors might have.
  • Submit batches in One Solution on a weekly basis and maintain all backup documentation for future audits.
  • Resolve issues regarding past and future payments.

Office Administrator

Orgadata USA, Inc.
Lakewood, CO
06.2016 - 10.2020

Office Administration

  • Perform semi-monthly payroll using Paychex Flex software.
  • Manage all benefit administration including medical, dental, SIMPLE IRA and LegalShield accounts.
  • Reconciled credit card and bank accounts, created Profit and Loss statements, cash projections and annual revenue spreadsheets.
  • Performed onboarding of new employees including adding to payroll and benefits and performing new-hire orientation.
  • Maintained benefit plans including Delta Dental, Charles Schwab, UnitedHealthcare and LegalShield and setup services for annual enrollment of benefits.
  • Maintained all office files both digitally and in paper form.

Accounts Payable

  • Processed payment of invoices, via check and EFT.
  • Maintained vendor accounts in QuickBooks and solved any discrepancies.
  • Configured and made all sales tax payments on a quarterly basis.
  • Processed bi-weekly payroll utilizing Paychex software.
  • Created and wired royalty payment once a month and all sales for that month.

Accounts Receivable

  • Managed ERP system by entering new clients and/or cancellations
  • Maintained spreadsheets regarding annual projected revenue, monthly invoice creation and cash projection.
  • Created about 120 – 150 invoices per month utilizing Transaction Pro and QuickBooks for efficiency.
  • Maintained Credit Card payments and vendor information via Chase Bank’s Orbital System.
  • Processed credit card payments once a month on the 1st and reconciled QuickBooks and bank account to ensure totals.
  • Worked on soft collections of declined cards in order to obtain payment for services and notified management of efforts.

Education

Human Resource Management Specialist -

Arapahoe Community College
Littleton, CO
05-2001

Skills

Human Resources

Payroll software

Benefits administration

Onboarding

Project management

Microsoft Office Suite

QuickBooks

Accounts payable processing

Accounts receivable

Financial reconciliation

Certification

Arapahoe Community College

Timeline

Accounting Technician III

State Of Colorado Department Of Human Services
05.2025 - 08.2026

Administrative Specialist

City of Aurora
11.2021 - 01.2025

Office Administrator

Orgadata USA, Inc.
06.2016 - 10.2020

Human Resource Management Specialist -

Arapahoe Community College
JENNIFER RIVERAOffice Administrator W/ Accounting And QuickBooks