Invoicing Specialist
Posted 8hrs ago
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Job Description
Invoicing Specialist managing recurring, project, ticket, and credit memo billing for Harbor IT’s managed IT services. Maintaining accurate ConnectWise and NetSuite financial workflows.
Responsibilities:
- Generate and process monthly recurring invoices for managed service agreements in ConnectWise
- Ensure billing aligns with contract terms, pricing schedules, and service bundles
- Maintain accurate agreement billing setups, including additions, removals, and renewals
- Review service tickets for completeness, accuracy, and billable status
- Invoice time, materials, and project-related services based on approved ticket activity
- Partner with service delivery teams to resolve billing discrepancies or missing documentation
- Sync invoicing activity between ConnectWise and NetSuite to ensure proper financial posting
- Maintain clean billing data and ensure invoices are coded correctly to customers and services
- Support invoice delivery workflows and respond to customer billing inquiries
- Create Sales Orders and structural Billing Agreements during the transition from Sales to Operations
- Execute monthly billing for all active projects, including Fixed Fee milestone and Time & Materials projects
- Generate and process all sales orders and project invoices daily
- Work with CSMs and approvers to identify and process credit requests
- Identify and fix underlying causes of credits in customer agreements
- Maintain the credit memo database and produce monthly reports
- Assist in improving invoicing accuracy, cycle times, and standard billing procedures
- Support month-end close activities related to invoicing and deferred revenue
- Ensure compliance with internal controls and documentation standards
Requirements:
- 2+ years of hands-on invoicing or billing experience, preferably in a service company environment
- Experience working with accounting or billing software, including ConnectWise
- Familiarity with MSP or recurring revenue billing environments preferred
- Basic understanding of accounting principles and revenue recognition
- Account reconciliation experience a plus
- Microsoft Office proficiency — Excel, Word, Teams
- Associate's or Bachelor's degree in Accounting, Finance, or a related field preferred (or equivalent experience)
- Strong attention to detail and numerical accuracy
- Ability to follow and consistently adhere to documented SOPs
- Ability to meet deadlines, especially during month-end close
- Strong verbal and written communication skills
- Customer-first mindset when handling billing inquiries
- Ability to manage multiple tasks simultaneously and prioritize effectively
- Ability to work both independently and collaboratively within a team
Benefits:
- Competitive salary
- Comprehensive health benefits
- Unlimited paid time off
- Opportunities for professional growth and development
- Collaborative and supportive team environment















