Department: Finance

Location: Toronto, ON

Reports To: Senior Billing Manager

Employment Type: Full-Time, Hybrid - 3 days in office

About a.p.i Alarm Inc.

Founded in 1983, a.p.i Alarm Inc. is North America’s largest privately owned and operated full-service security solutions and alarm monitoring company. With over 40 years of experience, we provide dependable, customizable security and monitoring services to residential, commercial, and institutional clients across Canada and the U.S. Our ULC-certified monitoring station and Five Diamond designation reflect our commitment to excellence and innovation in electronic security.

Position Overview

We are seeking a detail-oriented and customer-focused Customer Billing Clerk to join our Finance team. In this role, you will be responsible for preparing and processing accurate customer invoices, maintaining billing records, resolving billing inquiries, and ensuring customers are billed correctly and on time. You will work closely with Sales, Operations, Customer Service, and Accounts Receivable to support a seamless billing process.

Key Responsibilities

· Verify billing information, pricing, contracts, purchase orders, and supporting documentation prior to invoicing.

· Process recurring, service, project, and one-time customer invoices in accordance with company procedures.

· Investigate and resolve billing discrepancies, invoice adjustments, credits, and customer inquiries.

· Collaborate with Sales, Operations, Customer Service, and Accounts Receivable to ensure billing accuracy and timely issue resolution.

· Maintain accurate customer billing records and ensure all account information is current.





· Process billing changes, contract amendments, account updates, and service modifications.

· Monitor billing queues and ensure invoicing deadlines are consistently met.

· Ensure compliance with company policies, customer contracts, and applicable tax requirements.

· Identify opportunities to improve billing processes, accuracy, and efficiency.

· Maintain organized, audit-ready documentation and support internal and external audit requests.

· Other related duties as assigned.

Qualifications

· Diploma or degree in Accounting, Finance, or a related field.

· Minimum 6 years of experience in billing in a fast-paced environment.

· Robust understanding of billing processes and basic accounting principles.

· Excellent attention to detail with outstanding deal of accuracy, organizational, and time management skills.

· Ability to meet deadlines and work effectively in a fast-paced high-volume environment.

· Excellent analytical and problem-solving skills with the ability to investigate and resolve payment discrepancies.

· Self-motivated, dependable and able to work both independently and collaboratively.

Why Join Us?

· Be part of a trusted Canadian leader in security innovation.

· Work in a collaborative workplace with opportunities for growth.

· Competitive compensation and benefits.

· Contribute to a mission that protects homes, businesses, and communities.

Pay: From $45,000.00 per year

Benefits

- Casual dress
- Dental care
- Disability insurance
- Extended health care
- Flexible schedule
- Life insurance
- On-site gym
- Paid time off
- Vision care

Work Location: Hybrid remote in Toronto, ON M7A 2E5

📌 Customer Billing Clerk (Toronto)
🏢 a.p.i Alarm
📍 Toronto