Remote Math Jobs in Westminster, MD (NOW HIRING)

Billing Analyst Work model: 100% Remote (offsite) Compensation: $35/HR

What you’ll do

In this role, you’ll support billing operations by maintaining admin rates, preparing invoices, and making sure financial data is accurate and flows correctly through internal billing/finance systems. You’ll also help troubleshoot issues, partner with vendors and internal teams, and support reporting and audits.

Key responsibilities

• Maintain admin rates and help prepare/deliver invoices to support revenue.
• Compile, validate, and support financial data uploads to financial systems to help ensure accurate financial statements.
• Build and maintain Excel spreadsheets for cash application and reconciliation to daily bank statements.
• Audit vendor payments to confirm accuracy (rates, field mapping, and related system setup).
• Partner with vendor and internal points of contact to clarify requirements and resolve rate/payment questions.
• Track manual billing activity and enrollment system updates; share progress updates when needed.
• Create ad hoc queries/reports upon request; assist with audit support as needed.
• Troubleshoot billing system/user issues and coordinate fixes with vendors, account teams, and technical partners.
• Perform user acceptance testing (UAT) for vendor change requests and scheduled system releases.

What we’re looking for

• Bachelor’s degree in Accounting, Finance, or a math-related field plus 2+ years in an accounting/business/finance role OR (if no degree) an additional 4 years of relevant experience (in addition to the required experience).
• Strong Excel skills (comfortable working with detailed spreadsheets/reconciliations).
• High attention to detail and strong data entry/number accuracy.
• Clear written/verbal communication and strong organizational skills.
• Proficiency with Microsoft Office and spreadsheet-based tools.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M-1 #LI-AJ1 Ref: #851-Rockville-S1