Billing Coordinator

GP Generate is seeking an entry-level Billing Coordinator to join our busy Finance & Accounting department. This is a critical support role that ensures the accurate and timely processing of our agency's client invoicing. This is a full-time, hybrid position based in our Mar Vista office (90066), with 2–3 in-office days per week, reporting to the Billing Manager. If you thrive on accuracy, organization, and are looking to start your career in finance within a creative industry, this is the perfect opportunity for you!

• Data Entry & Processing: Accurately and efficiently perform a high volume of data entry related to client billable expenses, purchase orders, and vendor invoices directly into our agency management system,
  Advantage
  .
• Invoice Generation Support: Assist the Billing Manager in the preparation and generation of preliminary and final client invoices for media, production, and fee-based services.
• Documentation & Filing: Maintain well-organized and complete electronic and physical billing files, ensuring all backup documentation is properly attached and accessible for audits.
• Flowchart Verification: Work with Media and Project Management teams to verify costs and placements against client media flowcharts and documentation, often utilizing our internal tool,
  Guideline
  .
• Billing Reconciliation: Assist in reconciling client budgets, project expenses, and billed amounts to ensure accuracy and compliance with client contracts.
• Issue Resolution: Flag discrepancies or potential billing issues to the Billing Manager promptly and assist in the necessary follow-up or research.
• Ad-Hoc Support: Provide general administrative support to the Billing and Finance team as needed, including organizing reports and responding to internal inquiries regarding invoice status.

Required:

• High School Diploma or equivalent;
  Associate's or Bachelor's degree in Accounting, Finance, or Business Administration is a plus.
• Exceptional attention to detail and a strong commitment to accuracy in data entry and calculations.
• Proficiency in Microsoft Office Suite, particularly Excel (basic formulas and data manipulation).
• Strong organizational skills with the ability to manage multiple tasks and deadlines in a fast-paced environment.
• Excellent written and verbal communication skills.
• A professional, positive, and collaborative attitude.

Preferred:

• Previous experience (internship or entry-level role) in an administrative, data entry, or accounting support function.
• Direct experience with Advantage or other similar agency accounting software is a significant plus.
• Familiarity with agency-specific media tools or flowcharting software like Guideline
  .

• $22-$24 per hour (DOE)
• Medical, Dental, Vision and 401k Matching