Pia Pellegrini
Laguna Hills,CA
Summary
Detail-oriented Accounts Payable / Accounts Receivable Specialist with 10+ years of experience in billing, collections, vendor management, and cash application across global markets. Skilled in AR/AP, and reconciliations with a proven track record of improving cash flow, reducing DSO, and strengthening internal controls. Adept at ERP/CRM optimization, invoice automation, and month-end close support in fast-paced corporate environments. Recognized for accuracy, efficiency, and cross-functional collaboration with Finance and Operations teams. Bilingual in English and Spanish.
Overview
2026
2026
years of professional experience
Work History
AR / Billing Specialist
SqlDBM (We Comes Before Me, Corp)
Remote, CA
2023 - Current
- Managed full-cycle billing, AR collections, and vendor account reconciliations for SaaS subscription customers.
- Automated invoice and payment workflows in Maxio, improving cash flow forecasting accuracy by 25%.
- Generated weekly aging reports and DSO metrics for leadership to support cash management.
- Applied payments and posted receipts, reducing outstanding AR balances by 18%.
- Ensured contract compliance by validating billing against client terms.
- Supported month-end close by preparing reconciliations, journal entries, and variance reports.
Account Manager – LATAM
Kingston Technology Co.
Fountain Valley, CA
2016 - 2023
- Oversaw AR and collections for LATAM customers, achieving 100% payment success within 45 days.
- Processed high-volume invoices, payments, and account adjustments in compliance with internal controls.
- Collaborated with Finance to reconcile customer balances and ensure audit readiness.
- Monitored payment schedules and forecasts to support corporate cash flow planning.
- Resolved billing disputes and credit issues while maintaining customer satisfaction.
- Maintained vendor and customer master data to ensure accuracy across systems.
Sales Admin | Billing & Contract Compliance
MOFFATT & NICHOL Engineering
Long Beach, California
2013 - 2016
- Managed AP invoice processing, vendor payments, and account reconciliations.
- Oversaw billing milestones tied to client contracts, ensuring timely invoicing and revenue recognition.
- Reduced discrepancies by implementing improved billing and documentation controls.
- Prepared cash flow projections, AR/AP reports, and reconciliations for Finance leadership.
Education
MBA - International Business & Finance
University of La Verne
CABachelor of Arts - Business Administration
University of Lima
Lima, PeruSkills
- Full-Cycle Accounts Payable & Receivable
- Billing, Invoicing & Collections
- Credit & Payment Analysis
- Quote-to-Cash Lifecycle
- Cash Application & Bank Reconciliation
- Aging Reports & Cash Flow Forecasting
- Month-End Close & Variance Analysis
- Customer & Vendor Account Management
- Dispute Resolution & Compliance
- ERP & CRM Systems (Maxio, Ramp, HubSpot)
- Excel Reporting (Pivot Tables, VLOOKUP, Reconciliations)
- GAAP Knowledge & Audit Support
- Bilingual Communication (English/Spanish)
Accomplishments
- Cut DSO by 20% through streamlined AR workflows and proactive collections.
- Reduced invoice error rate by 45% by automating billing processes.
- Achieved 100% on-time payment rate for 3 consecutive years.
- Improved cash application accuracy by implementing automation and reconciliation enhancements.
Technology & Tools
- Maxio • Ramp • HubSpot • Microsoft Excel • Google Workspace • Slack • DocuSign • ERP/CRM Systems
Timeline
AR / Billing Specialist
SqlDBM (We Comes Before Me, Corp)
2023 - Current
Account Manager – LATAM
Kingston Technology Co.
2016 - 2023
Sales Admin | Billing & Contract Compliance
MOFFATT & NICHOL Engineering
2013 - 2016
MBA - International Business & Finance
University of La Verne
Bachelor of Arts - Business Administration
University of Lima