Office Administrator

Support the people and processes that keep our Mississauga office running smoothly.

We’re looking for an organized, detail-oriented Office Administrator to support the daily operations of our Mississauga, Ontario office. This varied role brings together accounting, payroll, purchasing, compliance, and general office administration. You’ll work with leadership and other departments to keep important processes on track, maintain accurate records, and support the continuity of our operations.

What you’ll do

- Coordinate taxation, government filings other than GST/HST, and legal documents to support compliance with applicable regulations.
- Work with the customs broker to clear imported goods and coordinate customs documentation and compliance for imported and exported goods.
- Support banking activities by coordinating check printing with Accounts Payable, receiving customer checks, and depositing customer checks into the company bank account.
- Process payroll accurately and on time, maintaining records in compliance with Ontario’s Employment Standards Act (ESA).
- Review and process employee benefit invoices and maintain benefit records.
- Enter and maintain MTRs, ensuring accurate data for reporting.
- Prepare and issue invoices.
- Keep financial, legal, insurance, and other records organized and up to date.
- Oversee purchasing of office and kitchen supplies.
- Provide administrative and accounting support to other departments and leadership as needed.
- Assist with purchasing when required.




- Scan and enter required documents into Microsoft Business Central, the company’s ERP system, and keep them organized.
- Coordinate company events and communicate project-related information.
- Perform other duties as assigned.

What you’ll bring

- 3–5 years of experience in office administration, accounting, or a related area.
- A college or university degree is preferred.
- Strong knowledge of accounting principles and financial systems.
- Familiarity with Ontario and Canadian government and tax filings.
- Experience with payroll software and bookkeeping platforms such as QuickBooks, Sage, Microsoft Business Central, or ADP.
- Proficiency in Microsoft Office and other relevant tools.
- Solid organizational skills and attention to detail.
- Professional written and verbal communication skills.
- The ability to analyze, interpret, and organize data.
- Timely, responsive service to internal and external customers.
- Problem-solving skills.
- The ability to safely navigate a manufacturing environment and use office, phone, and computer equipment.

How you’ll contribute to our workplace

- Listen respectfully to others’ concerns and ideas.
- Support and participate in company functions.
- Collaborate as a team player and take accountability for your work.
- Welcome feedback, keep learning, and work toward continuous improvement.
- Respect confidential information.
- Demonstrate our values of Integrity, Trust, Creativity and Courage, Teamwork, and Excellence.

Pay: $62,000.00-$66,000.00 per year

Benefits:

- Paid time off

Work Location: In person

📌 Office Administrator (Mississauga)
🏢 Important Group
📍 Mississauga