Markham - Corporate Billing Administrator

Corporate Billing Administrator Location: 505 Miller Avenue, Markham, Ontario Position Type: Permanent Full-Time Reporting To: Corporate Billing Manager Start Date: Immediately Hours: Monday to Friday, 8:30am to 5:00pm Compensation: $55,000-$65,000   About Miller Waste Systems: Founded in 1961, Miller Waste Systems is a proudly Canadian, family-owned company with 65 years of experience providing waste management and diversion services to municipalities, businesses, and industries across Ontario, Nova Scotia, and New Brunswick.   Today, Miller Waste operates collection fleets, recycling facilities, transfer stations, and composting operations that help communities manage waste responsibly while recovering valuable resources from the waste stream.   Miller Waste has been recognized as one of Canada’s Best Managed Companies for 16 consecutive years, a distinction that reflects our commitment to strong leadership, operational excellence, and a culture that values our people.   At Miller Waste, our people are our greatest strength. We provide a safe workplace, competitive compensation, opportunities for advancement, and the chance to build a long-term career with a company that is trusted by the communities it serves.   Summary: The Corporate Billing Administrator is responsible for executing day-to-day billing operations to ensure customer invoices are generated accurately, completely, and on time. This role supports revenue processes by validating billing inputs, resolving discrepancies, and collaboration with Operations, Sales, and Credit & Collections. The position operates within established billing controls and procedures to support timely month-end close and overall financial accuracy.   Responsibilities: In the position of Corporate Billing Administrator, your responsibilities will include but are not limited to: Generate, review, and distribute customer invoices in accordance with contractual terms, service activity, and approved pricing. Validate completeness of billing inputs and escalate missing or inaccurate operational data to appropriate teams. Investigate and resolve billing discrepancies, coordinating with cross-functional teams as required. Process approved billing adjustments, credits, and rebills in accordance with company policies and authorization requirements. Implement approved pricing updates and contract changes within the billing system, ensuring accurate and timely application to customer accounts. Prepare billing reports, reconciliations and other analyses to support billing accuracy and month-end close activities. Maintain proper supporting documentation for billing transactions in accordance with internal control requirements. Execute billing cutoff procedures and provide support during month-end close. Identify and escalate billing data or system issues that impact invoice accuracy or timeliness. Provide billing documentation and transaction support for audit requests, ensuring timely and accurate responses. Adhere to established billing controls, approval matrices, and documentation standards to ensure compliance with company policies. Contribute to billing process improvements and system enhancement initiatives.   Competencies & Qualifications: Post-secondary education in Business Administration, Accounting or a related field. Minimum of 3 years of experience in billing, accounts receivable or financial analysis. Exposure to high-volume or operational billing environments is preferred. Strong attention to detail and ability to identify and resolve discrepancies. Excellent communication skills, both written and verbal. Motivated self-starter with ability to work in a team and independently. High proficiency in MS Office Suite, especially Excel. Experience working with operational billing systems or ERP platforms (e.g. Trux, Sage Intacct) is considered an asset. Ability to manage multiple tasks and meet deadlines. Great work ethic with a strong sense of urgency. Positive attitude with the ability to adapt in a fast-paced and evolving environment.     Posting closing date: This posting will remain active until it has been filled.   This posting is for an existing vacancy. Artificial intelligence is not used in the screening, assessment, or selection of applicants for this position.   We realize that you may not feel you have every qualification listed and that working to secure a career can be stressful.  If you feel that you meet most of the company’s needs and that your passion for your work adds value to a growing company, we would still love to hear from you.   Miller Waste Systems is committed to equity, diversity and inclusivity in the workplace, we welcome applications from women, racially visible individuals, people with disabilities, indigenous peoples, and LGBTQ2S+ persons.   We are committed to providing people with disabilities with equal opportunities and standards of goods and services and are fully compliant with applicable provincial Disabilities Acts.   Miller Waste Systems strives to be an employer of choice. As a proudly Canadian, privately owned and operated Waste Company we have over 65 years’ experience of providing quality service to all our customers. We have been successful in achieving this goal by providing a family and employee centric environment at all our locations. We provide industry leading work environment and compensation, benefits, and pension programs.