HALIMA KAMARA
Capitol Heights
Summary
Results-driven Senior Billing Representative recognized for achieving over 98% billing accuracy and implementing process improvements that cut billing cycle times by 25%. Proven ability to manage high-volume billing operations and effectively resolve client disputes, ensuring compliance and accuracy in all billing practices.
Overview
22
22
years of professional experience
Work History
Senior Billing Representative
ARCH AMENITIES GROUP/ WTS International
Remote
08.2025 - 04.2026
- Identified and implemented process improvements, automating recurring billing and streamlining approvals to reduce processing time by 25%.
- Processed high-volume client invoices, achieving over 98% billing accuracy across monthly cycles.
- Reviewed outgoing invoices for compliance with contractual terms, ensuring accuracy and adherence to company standards.
- Acted as primary liaison between operations finance and account management to resolve billing discrepancies.
- Coordinated resolution of escalated billing disputes and client inquiries with operations and legal teams for timely outcomes.
Senior Project Billing Accountant
TEAMPEOPLE / SYSTEM ONE HOLDINGS
Remote
08.2018 - 05.2025
- Managed billing for portfolio of 50+ commercial client contracts, ensuring accurate and timely invoice submission across multiple service lines.
- Reviewed contracts, SOWs, and task order modifications to identify billable milestones and invoicing requirements.
- Reconciled labor hours, subcontractor costs, and direct expenses against contract budgets, reducing discrepancies by 20%.
- Utilized Sage Intacct to generate billing reports, track unbilled receivables, and maintain billing data.
- Developed standardized invoice templates and billing crosswalk tools, enhancing consistency and accuracy by 30%.
Billing, AR & AP Analyst
MADISON MARQUETTE
Washington
11.2012 - 07.2018
- Managed tenant billing for multi-property commercial real estate portfolio with over 100 lease agreements, including monthly rent invoices and annual CAM reconciliations.
- Monitored accounts receivable aging and coordinated payment arrangements to minimize outstanding balances beyond 60 days.
- Reviewed and processed high-volume accounts payable invoices, ensuring coding accuracy and budget compliance.
- Applied and reconciled tenant cash receipts, resolving discrepancies and maintaining accurate records at month-end.
Billing Analyst, Finance Operations
NEUSTAR, INC.
Sterling
10.2004 - 10.2012
- Managed accounts receivable cycle from invoice issuance to cash application, maintaining DSO within targets.
- Generated and distributed $5 million monthly invoices for telecommunications clients across multiple pricing tiers.
- Standardized data extraction procedures to automate recurring invoice generation, reducing manual errors by 50%.
- Participated in Oracle PeopleSoft system upgrades, including user acceptance testing and post-launch training.
Education
Bachelor of Business Administration (BBA) - Marketing & Strategic Management
Temple University
Philadelphia, PASkills
- High-volume invoicing
- Vendor Invoice processing
- Invoice quality control
- Billing dispute resolution
- Cash application and month-end reconciliation
- Aging analysis
- Billing system implementation
- Contract review
- Process improvement
- ERP: NetSuite, Sage, PeopleSoft, Ariba
- Advanced Excel, Word, Outlook, Teams, Slack
- Client and stakeholder communication
Timeline
Senior Billing Representative
ARCH AMENITIES GROUP/ WTS International
08.2025 - 04.2026
Senior Project Billing Accountant
TEAMPEOPLE / SYSTEM ONE HOLDINGS
08.2018 - 05.2025
Billing, AR & AP Analyst
MADISON MARQUETTE
11.2012 - 07.2018
Billing Analyst, Finance Operations
NEUSTAR, INC.
10.2004 - 10.2012
Bachelor of Business Administration (BBA) - Marketing & Strategic Management
Temple University