Accounts Payable Administrator

Join to apply for the Accounts Payable Administrator role at Sentrex Health Solutions

Position Type: Full-time

Department: Finance

Work Location: Markham, Ontario

Work Hours: Monday to Friday, Standard Business hours

Work Arrangement: Hybrid

A proudly Canadian company, Sentrex Health Solutions is a fully integrated specialty distributor and patient support provider for pharmaceutical manufacturers, physicians, and their patients. We provide innovative solutions focused on ensuring patients have access and the support they need to maximize their treatment outcomes. We do this through strategic distribution models and patient support programs that are backed by powerful, integrated technology, a dedicated in-house creative agency, and experienced, cross‑functional teams.

Core capabilities include:

• Specialty Pharmacy Services
• Customized Solutions for Warehouse, Wholesale & Distribution
• Patient Support Programs
• Strategic Creative Services as well as HCP & Clinic Services

Come and join our team! But first, let us tell you why we love working here:

• We are 100% Canadian with locations across the country
• State‑of‑the‑art facilities to provide high‑quality products and services
• The opportunity to be a part of a winning, high‑performing team
• Collaborative, engaging workplace culture – we are passionate about our people!
• Flexible working environment that promotes a healthy work‑life balance
• Diverse and inclusive culture where your talent and commitment to excellence is welcomed and valued
• High‑growth environment that provides opportunities for learning and growth supported by our Employee Development Program and industry‑leading, in‑house corporate training offered throughout the year

The Accounts Payable Administrator oversees complex and high‑volume payables activities and ensures the accuracy, integrity, and efficiency of the accounts payable function. This role serves as a subject‑matter expert within the shared services team, optimizing processes, and ensuring strong internal and external relationships. The AP Administrator plays a key part in month‑end close, compliance, and continuous improvement initiatives.

Supporting the Accounts Payable team and the Sr Manager of Finance Shared Services, the Accounts Payable Administrator position manages and coordinates the account payable activities for all divisions of Sentrex.

• Receive, review, and verify invoices for accuracy, and compliance with company policies.
• Enter and process invoices in the internal document management system.
• Support the weekly payment runs, including electronic transfers, checks, and other payment methods.
• Resolve discrepancies or issues related to invoices, purchase orders, and payment approvals.
• Review the import files to verify data accuracy, duplicates, update missing or incomplete information and import into the financial system.

• Respond to vendor inquiries regarding payments, account status, and invoice issues.
• Evaluate vendor accounts and recommend process improvements for invoice submission and payment efficiency.

• Assist with month‑end duties, including accruals, reconciliations, aging review, and variance analysis.
• Prepare reports on AP activity, aging schedules, and AP metrics.
• Support audits by providing documentation and answering questions as needed.

• Identify and implement process improvements to enhance efficiency, accuracy, and control within the AP function.
• Promote best practices in invoice processing, document management, and system utilization.
• Ensure compliance with accounting standards, tax regulations (HST/GST), and internal policies.
• Assist in system upgrades, automation initiatives, and workflow enhancements.
• Assist with other duties as assigned by the manager.

• Experience working in a high‑volume or multi‑entity environment is an asset.
• Strong experience with an ERP or document management system.
• Preferred 3+ years of experience in an Accounts Payable role or similar.
• Accounting diploma or equivalent required.
• Excellent written and verbal…