Billing & Accounts Receivable Specialist

DNSFilter’s mission is to protect our customers and partners with products they love to use! We are revolutionizing network security by providing fast, accurate, and reliable threat protection and content filtering. We're a rapidly growing company dedicated to creating a safer internet for businesses and organizations worldwide. Leveraging AI-driven threat intelligence, DNSFilter empowers our customers to proactively block threats before they impact their networks. We foster a collaborative, innovative, and results-oriented culture where every team member contributes to our mission of making the internet safer.

As we continue our product-fueled growth by adding new features and broadening our solution to meet the needs of the global market, it's clear there's a missing piece. That's where you come in!

We recognize that people come with a wealth of experience and talent beyond just the technical requirements of a job. If you feel like this job is for you, please apply. We believe diversity of experience and skills, including transferable skills, combined with passion, is a key to innovation and excellence; therefore, we encourage people from all backgrounds to apply to our positions!

• Zendesk Billing Support (Primary Focus)
• Monitor and manage the Zendesk billing inbox, responding to customer tickets promptly and accurately with follow up as needed.
• Resolve routine billing inquiries including: sending copies of invoices, updating billing addresses or contact information, answering general billing and payment questions, and directing customers to self-service resources where applicable.
• Identify and escalate more complex issues (e.g., disputed charges, subscription discrepancies, refund requests) to senior billing team members.
• Flag recurring ticket patterns or potential systemic issues (e.g., bugs introduced after product updates) for broader resolution.
• Enterprise Invoice Portal Uploads
• Upload invoices into enterprise customers’ payment portals on their required schedule.
• Ensure accuracy and timeliness of uploads to prevent payment delays.

• Vendor Form Completion
• Complete vendor/supplier forms received from the Sales team or directly from clients.
• Coordinate with internal teams to gather required information as needed.

• Cash Application & AR Support
• Apply customer payments (ACH, wire, check, credit card) to open invoices in NetSuite/Chargebee accurately and timely.
• Research and resolve unapplied cash, short payments, and overpayments; coordinate with customers on remittance details.
• Assist with AR aging review and follow-up on past-due accounts under guidance of senior billing/AR staff.

• Invoice & Billing Accuracy
• Generate, review, and issue invoices, credit memos, and adjustments in accordance with contract terms and company policies.
• Reconcile billing data between CRM, billing system (Chargebee), and ERP (NetSuite) to ensure subscription and revenue accuracy.
• Support proration, true-ups, and mid-term contract changes as directed.

• Month-End Close Support
• Assist with month-end AR close tasks, including invoice cutoff, deferred revenue support schedules, and reconciliations.
• Help prepare AR-related schedules and documentation for internal review and external audits.

• Sales Tax & Compliance
• Verify customer tax exemption certificates and ensure proper setup in Anrok/Chargebee.
• Flag potential sales tax or revenue recognition issues to senior team members.

• Controls & Documentation
• Follow established internal controls over billing, cash application, and customer master data changes.
• Maintain organized records of customer communications, approvals, and supporting documentation for audit readiness.

• General Support
• Assist with ad hoc billing operations tasks as assigned.
• Contribute to maintaining and updating internal documentation in Confluence.
• Participate in team meetings and training to build billing operations knowledge over time.

• 3–4 years of experience in a billing, customer support, or operations role.
• Strong written communication skills with a professional, clear, and friendly tone.
• Comfort working across multiple platforms simultaneously (training will be provided on specific tools).
• Attention to detail and ability to follow documented processes consistently.
• Ability to exercise judgment on when to resolve independently vs. escalate.
• Ability to work hours overlapping with ET hours
• Must be eligible to work in the region of hire without sponsorship from an employer now and/or in the future

• Experience with Netsuite, Zendesk, Chargebee, Salesforce, or similar billing/support platforms.
• Familiarity with SaaS subscription billing models.
• Experience in a B2B environment.