Accounts Receivable Specialist: Invoicing & Billing Support

Guardian Fire Services; Humble (TX); On-site; USD 42,000 - 62,000; Full time

Job summary

Houston Fire & Security is seeking an Accounts Receivable Assistant to strengthen our billing operations and cash flow. You will manage open invoices, update customer records, and ensure accurate posting in our cloud-based system while supporting cross-functional teams.

Ideal candidates will have experience with billing, data entry, and basic accounting tasks, with strong communication and attention to detail. Monday–Friday, 8am–5pm, on-site in Houston, TX, offering a stable full-time role.

Qualifications

• Proven experience with billing and accounts receivable.
• Experience with QuickBooks and Sage preferred.
• Strong data entry and administrative skills.
• Excellent communication and attention to detail.

Responsibilities

• Prepare and issue accurate invoices based on agreements or work orders.
• Maintain and update customer account information.
• Investigate billing discrepancies in coordination with customers and internal teams.
• Address customer inquiries related to billing and accounts promptly.
• Collaborate with customer service to streamline billing processes.
• Meet department goals and metrics.

Skills

Data entry

Billing support

Customer service

Account reconciliation

Problem solving

Communication

Tools

QuickBooks

Sage

Job description

Houston Fire & Security is seeking an Accounts Receivable Assistant to strengthen our billing operations and cash flow. You will manage open invoices, update customer records, and ensure accurate posting in our cloud-based system while supporting cross-functional teams.

Ideal candidates will have experience with billing, data entry, and basic accounting tasks, with strong communication and attention to detail. Monday–Friday, 8am–5pm, on-site in Houston, TX, offering a stable full-time role.