Accounting Assistant

Dexterra; Mississauga; On-site; CAD 45,000 - 60,000; Full time

Job summary

A progressive North American firm is seeking an Accounting Assistant in Mississauga to support daily accounting operations, focusing largely on Accounts Payable and Receivable. Responsibilities include processing invoices, managing reconciliations, and working with various stakeholders. Candidates should have a diploma in finance or accounting and 1-3 years of relevant experience. The role offers stability in a collaborative team environment with opportunities for growth and development.

Benefits

Opportunities for learning and development

Employee Referral Program

Long-term career growth

Qualifications

• 1–3 years of experience in an accounting support or finance-related role.
• Experience with invoice processing, customer statements, and account reconciliations.
• Ability to manage multiple priorities and meet deadlines.

Responsibilities

• Support day-to-day accounting operations focusing on Accounts Payable and Receivable.
• Process vendor invoices accurately and ensure timely payment.
• Reconcile vendor and customer accounts and investigate discrepancies.

Skills

Detail-oriented

Organizational skills

Effective communication

Proficiency in Microsoft Excel

Education

Diploma or degree in Accounting, Finance, Business Administration or related field

Tools

ERP or accounting systems (NetSuite is an asset)

Job description

Overview

WHO ARE WE?

Dexterra Group is a fast-growing, financially strong, publicly listed company (TSX: DXT). We have a far-reaching presence across North America with hundreds of full-time and part-time opportunities at any given time. We aim to provide our people with more than just a job – we offer fulfilling opportunities in a culture that promotes stability, diversity and inclusion, camaraderie, employee recognition, work-life balance, and doing what you love. For over 75 years, the companies that began independently, and now form Dexterra Group, have been dedicated to serving North American clients to create and manage built environments that play a vital role in our economy and local communities. And, that’s something we’re truly proud of. Work That Matters, People Who Care.

WHAT’S THE JOB?

We’re looking for an Accounting Assistant to join our operations team. In this role, you’ll support day-to-day accounting operations with a strong focus on Accounts Payable, Accounts Receivable, reconciliations, and reporting. If you’re detail-oriented, organized, and enjoy working with numbers while supporting multiple stakeholders, we’d love to hear from you.

ABOUT THE ROLE

The Accounting Assistant plays a key role in ensuring accurate financial processing and timely reporting. This position supports core accounting functions and works closely with internal teams, vendors, and clients to maintain accurate records and resolve discrepancies. The successful candidate is reliable, proactive, and comfortable managing routine accounting tasks in a fast-paced environment.

Accounts Payable

• Process vendor invoices accurately and in a timely manner, ensuring proper coding and required approvals.
• Complete invoice processing in the CMMS system to support accurate and timely billing.
• Match invoices to purchase orders, contracts, and supporting documentation.
• Accounts Payable transactions in the accounting system.
• Respond to vendor inquiries related to invoices, payments, and account status.

Accounts Receivable & Client Statements

• Prepare and send customer statements in accordance with established schedules.
• Review accounts receivable aging on a regular basis.
• Follow up internally and externally on outstanding balances as directed.
• Respond to client inquiries related to statements, balances, and payment history.

Reconciliations & Collections Reporting

• Reconcile vendor and customer accounts and investigate discrepancies, including missing invoices, duplicate charges, and payment variances.
• Update and maintain collections trackers and related reporting tools.
• Assist with the preparation of AR, AP, and collections reports for management.

General Accounting & Administrative Support

• Assist with month-end close activities as assigned, including reconciliations and report preparation.
• Maintain accurate and organized accounting records and documentation.
• Support audit requests and internal reviews as needed.
• Assist with process improvements related to AP, AR, and reporting efficiency.
• Perform other accounting and administrative duties as assigned.

Qualifications

• Diploma or degree in Accounting, Finance, Business Administration, or a related field.
• 1–3 years of experience in an accounting support or finance-related role.
• Experience with invoice processing, customer statements, and account reconciliations.
• Proficiency in Microsoft Excel, including basic formulas and data reconciliation.
• Experience working with ERP or accounting systems (NetSuite is an asset).
• Ability to manage multiple priorities and meet deadlines in a fast-paced environment.
• Strong attention to detail and organizational skills.
• Effective written and verbal communication skills for interacting with vendors, clients, and internal teams.
• Ability to work independently while contributing as a collaborative team member.

Working Conditions

• On-site position.
• Standard business hours.
• Supportive and collaborative team environment.

What’s in It For You?

• Be part of an industry that’s more important than ever.
• Opportunities for learning, development, and career growth.
• A stable, growing organization with long-term opportunities.
• Employee Referral Program.

Dexterra Group is an equal opportunity employer committed to diversity and inclusion. We are pleased to consider all qualified applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, protected veterans’ status, Indigenous status, or any other legally protected factors. Disability-related accommodations during the hiring selection process are available upon request.