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Billing Specialist / AP-AR Clerk

Position Overview:
We are seeking a detail-oriented Outsourced Billing Specialist / AP-AR Clerk to support the finance operations of a Managed Service Provider (MSP). This role will be responsible for managing billing processes, assisting with accounts receivable collections, supporting accounts payable workflows, and maintaining accurate financial documentation.

The ideal candidate has prior experience in billing, accounts receivable, or accounting support, preferably within an MSP, IT services, or SaaS environment, and is comfortable working with billing platforms and accounting software. This individual should be highly organized, proactive in identifying discrepancies, and able to communicate professionally with both internal teams and external clients.

Schedule:

  • Monday - Friday, 8:00 AM to 5:00 pm, MT

Independent Contractor Perks:

  • Permanent work from home
  • Immediate hiring
  • Health Insurance Coverage for eligible locations


Key Responsibilities

Invoicing

  • Generate and distribute accurate monthly client invoices in accordance with billing schedules.
  • Coordinate with internal technical teams and stakeholders to ensure billing data accuracy and completeness.
  • Review billing details, contracts, and service usage to ensure proper invoice generation.
  • Maintain billing records and documentation for auditing and reporting purposes.


Accounts Receivable & Collections Assistance

  • Monitor accounts receivable balances and track outstanding client payments.
  • Follow up with clients regarding past-due invoices via email and phone communications.
  • Assist with collections outreach and maintain documentation of follow-up activities.
  • Track escalations and coordinate with internal stakeholders to resolve payment issues.


Accounts Payable

  • Review, verify, and code incoming vendor invoices accurately.
  • Submit accounts payable invoices for approval according to company workflows.
  • Maintain organized vendor records and ensure timely processing of invoices.
  • Support finance team with month-end closing activities related to AP records.


General Finance & Administrative Support

  • Communicate professionally with clients and vendors regarding billing inquiries.
  • Maintain organized records of financial transactions and supporting documentation.
  • Identify discrepancies, inconsistencies, or potential issues and escalate them to the Finance Lead.
  • Assist the finance team with additional administrative and financial tasks as needed.


Required Qualifications

  • 1–2 years of experience in a billing, accounts receivable, accounts payable, or accounting clerk role.
  • Experience in a Managed Service Provider (MSP), IT services, or SaaS environment is preferred but not required.
  • Familiarity with billing and accounting software such as QuickBooks, AutoTask, ConnectWise, or similar platforms.
  • Strong attention to detail and accuracy in financial data handling.
  • Excellent organizational and time management skills.
  • Ability to work independently in a remote environment while collaborating with internal teams.
  • Effective written communication skills for client-facing billing and collections correspondence.


Preferred Qualifications

  • Experience supporting finance operations in a service-based business model.
  • Familiarity with recurring billing systems and subscription-based invoicing.
  • Experience working with remote or distributed teams.

Side Note

  • This is a permanent work-from-home role under an Independent Contractor arrangement. Candidates must have their own computer and reliable internet connection, and are responsible for their own taxes and benefits. Professional hourly fees are established based on your performance in the application process.

Reminder

  • Please follow the provided link to BruntWork’s Career Site to finish your initial application requirements, including the assessment questions, technical check, and voice recording. Submissions with all requirements fulfilled will receive priority review.

Billing Specialist / AP-AR Clerk

Job Category

Accounting and Finance

Job Type

Full Time (35 hours or more per week)

Work Schedule and Timezone

Monday - Friday, 8:00 AM to 5:00 pm, MT

Published on

Mar 13 2026