Manage end-to-end AR and billing processes, including invoice generation, distribution, and reconciliation. Ensure client invoicing aligns with payroll cycles and service agreements while promptly addressing any discrepancies or inquiries.
Oversee collections efforts to ensure timely payments. Maintain and monitor aging reports, identifying past-due accounts and escalating issues as needed. Collaborate with internal teams to reduce outstanding balances and mitigate credit risk.
Prepare and maintain AR summaries, aging trend reports, and cash flow tracking. Provide actionable insights into client payment behaviors and support month-end close and ad hoc reporting.
Validate payroll data tied to invoices, including wages, taxes, workers’ compensation, and fees. Coordinate with payroll and banking teams to ensure accurate funding and billing alignment. Assist in resolving payroll-related billing discrepancies.
Manage direct deposit and check payment processes, including tracking and reconciliation. Coordinate ACH, wire, and funding timelines to support payroll execution, ensuring proper application of client payments.
Generate and validate invoices tied to payroll runs and related services. Apply payments, credits, and adjustments accurately while maintaining clean financial records across platforms.

2–5+ years of experience in finance operations, accounts receivable, billing, or payroll support
Strong understanding of accounts receivable, invoicing, and collections processes
Experience supporting payroll billing or payroll-related financial operations preferred
Advanced proficiency in Excel (pivot tables, lookups, reporting)
High attention to detail with strong organizational and communication skills
Experience in a PEO, staffing, or multi-client payroll environment preferred
Familiarity with ACH, wire transfers, and funding workflows preferred
Exposure to payroll systems (e.g., PrismHR) and billing integrations preferred
Experience managing high-volume, time-sensitive financial operations

$400 Placement Bonus after successfully completing your first 30 days with your first MOD client
Independent Contractor Referral Program – Earn up to $330 for every successful referral
MOD Cash Advance Program available after 6 months of active service with MOD client/s
Comprehensive HMO Coverage for you and 1 dependent, starting after 6 months of active service with MOD client/s
Dental Benefits through Maxicare Dental Hub
Optical Reimbursement for HMO principal members
Group Life Insurance with Accidental Death & Dismemberment coverage
Maternity Reimbursement for both normal and Caesarean delivery
6 Paid US Holidays
7 Additional Vacation Leave Credits after 10 months of active service with the current MOD client
7 Additional Sick Leave Credits after 1 year of active service with the current MOD client/s
Unlimited Upskilling Opportunities through MODUniversity
Mentorship and collaboration with global leaders and teams
Clear career advancement pathways within the organization
Diverse, inclusive, and supportive workplace environment

Accounting, Billing Specialist

Key skills